/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por ALL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x9.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-32214ab [2023-05-19 16:51:46,050 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-19 16:51:46,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-19 16:51:46,153 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-19 16:51:46,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-19 16:51:46,154 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-19 16:51:46,154 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-19 16:51:46,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-19 16:51:46,154 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-19 16:51:46,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-19 16:51:46,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-19 16:51:46,155 INFO L138 SettingsManager]: * Use SBE=true [2023-05-19 16:51:46,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-19 16:51:46,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-19 16:51:46,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-19 16:51:46,157 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-19 16:51:46,157 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-19 16:51:46,157 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-19 16:51:46,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 16:51:46,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-19 16:51:46,158 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-19 16:51:46,159 INFO L138 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> ALL_READ_WRITE [2023-05-19 16:51:46,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-19 16:51:46,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-19 16:51:46,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-19 16:51:46,367 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-19 16:51:46,381 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-19 16:51:46,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x9.wvr.bpl [2023-05-19 16:51:46,382 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/bench/exp2x9.wvr.bpl' [2023-05-19 16:51:46,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-19 16:51:46,402 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-05-19 16:51:46,402 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-19 16:51:46,402 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-19 16:51:46,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-19 16:51:46,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,415 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,418 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2023-05-19 16:51:46,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-19 16:51:46,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-19 16:51:46,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-19 16:51:46,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-19 16:51:46,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,433 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-19 16:51:46,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-19 16:51:46,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-19 16:51:46,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-19 16:51:46,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/1) ... [2023-05-19 16:51:46,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-19 16:51:46,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 16:51:46,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-19 16:51:46,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-19 16:51:46,480 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2023-05-19 16:51:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-19 16:51:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-19 16:51:46,480 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2023-05-19 16:51:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-19 16:51:46,480 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-19 16:51:46,480 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-19 16:51:46,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-19 16:51:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-19 16:51:46,481 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2023-05-19 16:51:46,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-19 16:51:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-19 16:51:46,481 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2023-05-19 16:51:46,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-19 16:51:46,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-19 16:51:46,482 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-19 16:51:46,513 INFO L235 CfgBuilder]: Building ICFG [2023-05-19 16:51:46,515 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-19 16:51:46,606 INFO L276 CfgBuilder]: Performing block encoding [2023-05-19 16:51:46,611 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-19 16:51:46,611 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-19 16:51:46,612 INFO L202 PluginConnector]: Adding new model exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 04:51:46 BoogieIcfgContainer [2023-05-19 16:51:46,612 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-19 16:51:46,621 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-19 16:51:46,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-19 16:51:46,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-19 16:51:46,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.05 04:51:46" (1/2) ... [2023-05-19 16:51:46,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@298584d5 and model type exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.05 04:51:46, skipping insertion in model container [2023-05-19 16:51:46,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.05 04:51:46" (2/2) ... [2023-05-19 16:51:46,626 INFO L112 eAbstractionObserver]: Analyzing ICFG exp2x9.wvr.bpl [2023-05-19 16:51:46,631 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-19 16:51:46,637 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-19 16:51:46,637 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-19 16:51:46,637 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-19 16:51:46,675 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-05-19 16:51:46,703 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 16:51:46,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-19 16:51:46,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 16:51:46,705 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-19 16:51:46,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-19 16:51:46,729 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-19 16:51:46,744 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-19 16:51:46,750 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=LoopsAndPotentialCycles, 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;@4176dc69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-19 16:51:46,750 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-05-19 16:51:46,934 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-19 16:51:46,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 16:51:46,938 INFO L85 PathProgramCache]: Analyzing trace with hash 415003902, now seen corresponding path program 1 times [2023-05-19 16:51:46,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 16:51:46,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279317803] [2023-05-19 16:51:46,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 16:51:46,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 16:51:47,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 16:51:47,739 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-05-19 16:51:47,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 16:51:47,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279317803] [2023-05-19 16:51:47,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279317803] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 16:51:47,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [958127663] [2023-05-19 16:51:47,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 16:51:47,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 16:51:47,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 16:51:47,744 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 16:51:47,751 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-19 16:51:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 16:51:47,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-19 16:51:47,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 16:51:48,246 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-05-19 16:51:48,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 16:51:48,373 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-05-19 16:51:48,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [958127663] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 16:51:48,373 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 16:51:48,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 17, 6] total 19 [2023-05-19 16:51:48,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677400057] [2023-05-19 16:51:48,379 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 16:51:48,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-05-19 16:51:48,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 16:51:48,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-05-19 16:51:48,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2023-05-19 16:51:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 16:51:48,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 16:51:48,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.1) internal successors, (102), 19 states have internal predecessors, (102), 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) [2023-05-19 16:51:48,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 16:51:48,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 16:51:48,823 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-19 16:51:49,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-05-19 16:51:49,005 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-19 16:51:49,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 16:51:49,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1255317871, now seen corresponding path program 2 times [2023-05-19 16:51:49,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 16:51:49,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746971934] [2023-05-19 16:51:49,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 16:51:49,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 16:51:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 16:51:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-19 16:51:49,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 16:51:49,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746971934] [2023-05-19 16:51:49,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746971934] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 16:51:49,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379045944] [2023-05-19 16:51:49,207 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-19 16:51:49,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 16:51:49,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 16:51:49,208 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 16:51:49,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-19 16:51:49,275 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-19 16:51:49,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 16:51:49,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 31 conjunts are in the unsatisfiable core [2023-05-19 16:51:49,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 16:51:50,009 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-19 16:51:50,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-19 16:51:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-05-19 16:51:50,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379045944] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-19 16:51:50,182 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-19 16:51:50,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 31, 6] total 33 [2023-05-19 16:51:50,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911748686] [2023-05-19 16:51:50,183 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-19 16:51:50,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2023-05-19 16:51:50,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-19 16:51:50,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2023-05-19 16:51:50,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=897, Unknown=0, NotChecked=0, Total=1122 [2023-05-19 16:51:50,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-19 16:51:50,185 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-19 16:51:50,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 3.1176470588235294) internal successors, (106), 33 states have internal predecessors, (106), 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) [2023-05-19 16:51:50,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-19 16:51:50,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-19 16:51:50,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-19 16:51:50,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-05-19 16:51:50,929 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-05-19 16:51:51,101 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 16:51:51,102 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-19 16:51:51,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-19 16:51:51,102 INFO L85 PathProgramCache]: Analyzing trace with hash 944673620, now seen corresponding path program 3 times [2023-05-19 16:51:51,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-19 16:51:51,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243155658] [2023-05-19 16:51:51,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-19 16:51:51,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-19 16:51:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-19 16:51:51,674 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-05-19 16:51:51,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-19 16:51:51,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243155658] [2023-05-19 16:51:51,677 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1243155658] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-19 16:51:51,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840109902] [2023-05-19 16:51:51,680 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-19 16:51:51,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 16:51:51,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-19 16:51:51,702 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-19 16:51:51,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-19 16:51:51,754 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-05-19 16:51:51,755 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-19 16:51:51,756 WARN L261 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 89 conjunts are in the unsatisfiable core [2023-05-19 16:51:51,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-19 16:55:37,905 WARN L233 SmtUtils]: Spent 8.67s on a formula simplification that was a NOOP. DAG size: 140 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-19 16:56:15,675 WARN L233 SmtUtils]: Spent 8.83s on a formula simplification that was a NOOP. DAG size: 144 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-19 16:56:58,796 WARN L233 SmtUtils]: Spent 7.73s on a formula simplification that was a NOOP. DAG size: 147 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-19 16:57:42,734 WARN L233 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 150 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-19 16:58:31,969 WARN L233 SmtUtils]: Spent 10.84s on a formula simplification that was a NOOP. DAG size: 154 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-19 16:59:23,126 WARN L233 SmtUtils]: Spent 13.65s on a formula simplification that was a NOOP. DAG size: 158 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2023-05-19 17:06:28,033 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2023-05-19 17:06:28,033 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-19 17:06:28,033 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-19 17:06:28,245 WARN L249 SmtUtils]: Removed 1 from assertion stack [2023-05-19 17:06:28,249 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (4 of 5 remaining) [2023-05-19 17:06:28,264 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-19 17:06:28,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-19 17:06:28,450 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 68 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-452-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-451-1 context. [2023-05-19 17:06:28,451 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2023-05-19 17:06:28,452 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2023-05-19 17:06:28,452 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2023-05-19 17:06:28,452 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2023-05-19 17:06:28,457 INFO L444 BasicCegarLoop]: Path program histogram: [3] [2023-05-19 17:06:28,463 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-19 17:06:28,463 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-19 17:06:28,465 INFO L202 PluginConnector]: Adding new model exp2x9.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.05 05:06:28 BasicIcfg [2023-05-19 17:06:28,465 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-19 17:06:28,465 INFO L158 Benchmark]: Toolchain (without parser) took 882063.81ms. Allocated memory was 208.7MB in the beginning and 671.1MB in the end (delta: 462.4MB). Free memory was 162.4MB in the beginning and 351.1MB in the end (delta: -188.7MB). Peak memory consumption was 398.1MB. Max. memory is 8.0GB. [2023-05-19 17:06:28,466 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 208.7MB. Free memory is still 163.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-19 17:06:28,466 INFO L158 Benchmark]: Boogie Procedure Inliner took 16.97ms. Allocated memory is still 208.7MB. Free memory was 162.4MB in the beginning and 160.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-19 17:06:28,467 INFO L158 Benchmark]: Boogie Preprocessor took 14.19ms. Allocated memory is still 208.7MB. Free memory was 160.8MB in the beginning and 159.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-19 17:06:28,469 INFO L158 Benchmark]: RCFGBuilder took 184.77ms. Allocated memory is still 208.7MB. Free memory was 159.7MB in the beginning and 180.3MB in the end (delta: -20.7MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. [2023-05-19 17:06:28,469 INFO L158 Benchmark]: TraceAbstraction took 881843.93ms. Allocated memory was 208.7MB in the beginning and 671.1MB in the end (delta: 462.4MB). Free memory was 179.3MB in the beginning and 351.1MB in the end (delta: -171.8MB). Peak memory consumption was 414.4MB. Max. memory is 8.0GB. [2023-05-19 17:06:28,470 INFO L339 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 0.14ms. Allocated memory is still 208.7MB. Free memory is still 163.6MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 16.97ms. Allocated memory is still 208.7MB. Free memory was 162.4MB in the beginning and 160.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 14.19ms. Allocated memory is still 208.7MB. Free memory was 160.8MB in the beginning and 159.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 184.77ms. Allocated memory is still 208.7MB. Free memory was 159.7MB in the beginning and 180.3MB in the end (delta: -20.7MB). Peak memory consumption was 17.2MB. Max. memory is 8.0GB. * TraceAbstraction took 881843.93ms. Allocated memory was 208.7MB in the beginning and 671.1MB in the end (delta: 462.4MB). Free memory was 179.3MB in the beginning and 351.1MB in the end (delta: -171.8MB). Peak memory consumption was 414.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4267, independent: 4050, independent conditional: 963, independent unconditional: 3087, dependent: 217, dependent conditional: 217, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 963, independent unconditional: 3087, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 963, independent unconditional: 3087, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 0, independent unconditional: 4050, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 0, independent unconditional: 4050, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 0, independent unconditional: 4050, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2137, independent: 2137, independent conditional: 0, independent unconditional: 2137, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2137, independent: 2134, independent conditional: 0, independent unconditional: 2134, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 32, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4050, independent: 1913, independent conditional: 0, independent unconditional: 1913, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2137, unknown conditional: 0, unknown unconditional: 2137] , Statistics on independence cache: Total cache size (in pairs): 2137, Positive cache size: 2137, Positive conditional cache size: 0, Positive unconditional cache size: 2137, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 217 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 99, Number of trivial persistent sets: 24, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3087, independent: 3087, independent conditional: 0, independent unconditional: 3087, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4267, independent: 4050, independent conditional: 963, independent unconditional: 3087, dependent: 217, dependent conditional: 217, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 963, independent unconditional: 3087, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 963, independent unconditional: 3087, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 0, independent unconditional: 4050, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 0, independent unconditional: 4050, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4050, independent: 4050, independent conditional: 0, independent unconditional: 4050, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2137, independent: 2137, independent conditional: 0, independent unconditional: 2137, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2137, independent: 2134, independent conditional: 0, independent unconditional: 2134, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 32, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4050, independent: 1913, independent conditional: 0, independent unconditional: 1913, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2137, unknown conditional: 0, unknown unconditional: 2137] , Statistics on independence cache: Total cache size (in pairs): 2137, Positive cache size: 2137, Positive conditional cache size: 0, Positive unconditional cache size: 2137, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 217 - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 68 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-452-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-451-1 context. - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 68 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-452-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-451-1 context. - TimeoutResultAtElement [Line: 77]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 68 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-452-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-451-1 context. - TimeoutResultAtElement [Line: 76]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 68 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-452-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-451-1 context. - TimeoutResultAtElement [Line: 75]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 68 with TraceHistMax 2,while TraceCheckSpWp was constructing forward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-452-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-451-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 98 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 881.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 516 ConstructedInterpolants, 0 QuantifiedInterpolants, 1956 SizeOfPredicates, 8 NumberOfNonLiveVariables, 371 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 6 InterpolantComputations, 0 PerfectInterpolantSequences, 360/387 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