/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/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe008_power.opt.line1271.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-04 05:54:44,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-04 05:54:44,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-04 05:54:44,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-04 05:54:44,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-04 05:54:44,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-04 05:54:44,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-04 05:54:44,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-04 05:54:44,933 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-04 05:54:44,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-04 05:54:44,934 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-04 05:54:44,934 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-04 05:54:44,934 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-04 05:54:44,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-04 05:54:44,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-04 05:54:44,935 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-04 05:54:44,935 INFO L138 SettingsManager]: * Use SBE=true [2022-10-04 05:54:44,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-04 05:54:44,936 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-04 05:54:44,936 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-04 05:54:44,936 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-04 05:54:44,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-04 05:54:44,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-04 05:54:44,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-04 05:54:44,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-04 05:54:44,937 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-04 05:54:44,937 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-04 05:54:44,937 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-04 05:54:44,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-04 05:54:44,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-04 05:54:44,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-04 05:54:44,938 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-04 05:54:44,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-04 05:54:44,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 05:54:44,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-04 05:54:44,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-04 05:54:44,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-04 05:54:44,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-04 05:54:44,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-04 05:54:44,939 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-04 05:54:44,941 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-04 05:54:44,941 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-04 05:54:44,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-04 05:54:44,941 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-04 05:54:44,941 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-04 05:54:44,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-04 05:54:44,941 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-04 05:54:45,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-04 05:54:45,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-04 05:54:45,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-04 05:54:45,219 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-04 05:54:45,221 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-04 05:54:45,222 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe008_power.opt.line1271.bpl [2022-10-04 05:54:45,222 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/safe008_power.opt.line1271.bpl' [2022-10-04 05:54:45,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-04 05:54:45,282 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-04 05:54:45,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-04 05:54:45,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-04 05:54:45,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-04 05:54:45,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-04 05:54:45,387 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-04 05:54:45,387 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-04 05:54:45,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-04 05:54:45,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/1) ... [2022-10-04 05:54:45,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 05:54:45,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 05:54:45,421 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) [2022-10-04 05:54:45,425 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 [2022-10-04 05:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-04 05:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-04 05:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-04 05:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-04 05:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-04 05:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-04 05:54:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-04 05:54:45,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-04 05:54:45,456 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-04 05:54:45,612 INFO L234 CfgBuilder]: Building ICFG [2022-10-04 05:54:45,614 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-04 05:54:46,474 INFO L275 CfgBuilder]: Performing block encoding [2022-10-04 05:54:46,501 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-04 05:54:46,501 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-04 05:54:46,505 INFO L202 PluginConnector]: Adding new model safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 05:54:46 BoogieIcfgContainer [2022-10-04 05:54:46,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-04 05:54:46,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-04 05:54:46,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-04 05:54:46,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-04 05:54:46,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 05:54:45" (1/2) ... [2022-10-04 05:54:46,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@686d5224 and model type safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.10 05:54:46, skipping insertion in model container [2022-10-04 05:54:46,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 05:54:46" (2/2) ... [2022-10-04 05:54:46,514 INFO L112 eAbstractionObserver]: Analyzing ICFG safe008_power.opt.line1271.bpl [2022-10-04 05:54:46,521 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-04 05:54:46,530 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-04 05:54:46,530 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-04 05:54:46,530 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-04 05:54:46,734 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-04 05:54:46,809 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 05:54:46,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 05:54:46,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 05:54:46,813 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) [2022-10-04 05:54:46,813 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 [2022-10-04 05:54:46,844 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 05:54:46,852 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-04 05:54:46,858 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;@41f61f83, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 05:54:46,859 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 05:54:47,117 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 05:54:47,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 05:54:47,125 INFO L85 PathProgramCache]: Analyzing trace with hash 204789194, now seen corresponding path program 1 times [2022-10-04 05:54:47,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 05:54:47,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967175848] [2022-10-04 05:54:47,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 05:54:47,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 05:54:47,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 05:54:47,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 05:54:47,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 05:54:47,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967175848] [2022-10-04 05:54:47,492 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967175848] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 05:54:47,492 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 05:54:47,492 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-04 05:54:47,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668812026] [2022-10-04 05:54:47,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 05:54:47,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-04 05:54:47,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 05:54:47,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-04 05:54:47,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-04 05:54:47,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:54:47,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 05:54:47,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 105.0) internal successors, (210), 2 states have internal predecessors, (210), 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) [2022-10-04 05:54:47,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:58:01,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:58:01,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-04 05:58:01,017 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 05:58:01,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 05:58:01,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1425745479, now seen corresponding path program 1 times [2022-10-04 05:58:01,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 05:58:01,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317189915] [2022-10-04 05:58:01,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 05:58:01,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 05:58:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 05:58:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 05:58:01,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 05:58:01,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317189915] [2022-10-04 05:58:01,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317189915] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 05:58:01,367 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 05:58:01,368 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 05:58:01,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496692476] [2022-10-04 05:58:01,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 05:58:01,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 05:58:01,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 05:58:01,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 05:58:01,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 05:58:01,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:58:01,377 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 05:58:01,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.66666666666667) internal successors, (209), 3 states have internal predecessors, (209), 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) [2022-10-04 05:58:01,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:58:01,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:59:58,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:59:58,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 05:59:58,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-04 05:59:58,794 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 05:59:58,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 05:59:58,795 INFO L85 PathProgramCache]: Analyzing trace with hash -8222791, now seen corresponding path program 1 times [2022-10-04 05:59:58,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 05:59:58,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436217772] [2022-10-04 05:59:58,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 05:59:58,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 05:59:58,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 05:59:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 05:59:59,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 05:59:59,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436217772] [2022-10-04 05:59:59,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436217772] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 05:59:59,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 05:59:59,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 05:59:59,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233324731] [2022-10-04 05:59:59,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 05:59:59,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 05:59:59,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 05:59:59,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 05:59:59,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 05:59:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:59:59,074 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 05:59:59,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2022-10-04 05:59:59,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 05:59:59,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 05:59:59,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 06:02:06,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 06:02:06,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 06:02:06,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-04 06:02:06,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-04 06:02:06,855 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 06:02:06,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 06:02:06,856 INFO L85 PathProgramCache]: Analyzing trace with hash 1209627225, now seen corresponding path program 1 times [2022-10-04 06:02:06,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 06:02:06,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266674761] [2022-10-04 06:02:06,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 06:02:06,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 06:02:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 06:02:07,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 06:02:07,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 06:02:07,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266674761] [2022-10-04 06:02:07,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266674761] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 06:02:07,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 06:02:07,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-04 06:02:07,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133096855] [2022-10-04 06:02:07,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 06:02:07,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-04 06:02:07,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 06:02:07,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-04 06:02:07,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-10-04 06:02:07,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 06:02:07,015 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 06:02:07,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 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) [2022-10-04 06:02:07,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 06:02:07,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 06:02:07,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-10-04 06:02:07,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-04 06:02:59,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-04 06:02:59,445 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2022-10-04 06:02:59,447 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-04 06:02:59,452 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-10-04 06:02:59,453 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-04 06:02:59,455 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-04 06:02:59,455 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-04 06:02:59,458 INFO L202 PluginConnector]: Adding new model safe008_power.opt.line1271.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.10 06:02:59 BasicIcfg [2022-10-04 06:02:59,458 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-04 06:02:59,459 INFO L158 Benchmark]: Toolchain (without parser) took 494176.23ms. Allocated memory was 177.2MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 133.4MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. [2022-10-04 06:02:59,459 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 177.2MB. Free memory was 137.4MB in the beginning and 137.3MB in the end (delta: 79.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-04 06:02:59,460 INFO L158 Benchmark]: Boogie Preprocessor took 90.04ms. Allocated memory is still 177.2MB. Free memory was 133.3MB in the beginning and 129.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-10-04 06:02:59,460 INFO L158 Benchmark]: RCFGBuilder took 1118.36ms. Allocated memory is still 177.2MB. Free memory was 129.5MB in the beginning and 120.7MB in the end (delta: 8.8MB). Peak memory consumption was 21.6MB. Max. memory is 8.0GB. [2022-10-04 06:02:59,460 INFO L158 Benchmark]: TraceAbstraction took 492951.14ms. Allocated memory was 177.2MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 119.9MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. [2022-10-04 06:02:59,462 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2022-10-04 06:02:59,474 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 [2022-10-04 06:02:59,474 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 --- 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 177.2MB. Free memory was 137.4MB in the beginning and 137.3MB in the end (delta: 79.3kB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 90.04ms. Allocated memory is still 177.2MB. Free memory was 133.3MB in the beginning and 129.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1118.36ms. Allocated memory is still 177.2MB. Free memory was 129.5MB in the beginning and 120.7MB in the end (delta: 8.8MB). Peak memory consumption was 21.6MB. Max. memory is 8.0GB. * TraceAbstraction took 492951.14ms. Allocated memory was 177.2MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 119.9MB in the beginning and 3.4GB in the end (delta: -3.3GB). Peak memory consumption was 5.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 470, positive: 464, positive conditional: 464, positive unconditional: 0, negative: 6, negative conditional: 6, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39324515, positive: 37956757, positive conditional: 37956757, positive unconditional: 0, negative: 1367758, negative conditional: 1367758, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38111808, positive: 37956757, positive conditional: 0, positive unconditional: 37956757, negative: 155051, negative conditional: 0, negative unconditional: 155051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97721, positive: 96602, positive conditional: 0, positive unconditional: 96602, negative: 1119, negative conditional: 0, negative unconditional: 1119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38111808, positive: 37860155, positive conditional: 0, positive unconditional: 37860155, negative: 153932, negative conditional: 0, negative unconditional: 153932, unknown: 97721, unknown conditional: 0, unknown unconditional: 97721] , Statistics on independence cache: Total cache size (in pairs): 273, Positive cache size: 273, Positive conditional cache size: 0, Positive unconditional cache size: 273, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 6, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 11387153, positive: 10988272, positive conditional: 10988272, positive unconditional: 0, negative: 398881, negative conditional: 398881, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39324515, positive: 37956757, positive conditional: 37956757, positive unconditional: 0, negative: 1367758, negative conditional: 1367758, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38111808, positive: 37956757, positive conditional: 0, positive unconditional: 37956757, negative: 155051, negative conditional: 0, negative unconditional: 155051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97721, positive: 96602, positive conditional: 0, positive unconditional: 96602, negative: 1119, negative conditional: 0, negative unconditional: 1119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38111808, positive: 37860155, positive conditional: 0, positive unconditional: 37860155, negative: 153932, negative conditional: 0, negative unconditional: 153932, unknown: 97721, unknown conditional: 0, unknown unconditional: 97721] , Statistics on independence cache: Total cache size (in pairs): 65606, Positive cache size: 65118, Positive conditional cache size: 0, Positive unconditional cache size: 65118, Negative cache size: 488, Negative conditional cache size: 0, Negative unconditional cache size: 488, Independence queries for same thread: 354671, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 10992280, positive: 10609429, positive conditional: 10609429, positive unconditional: 0, negative: 382851, negative conditional: 382851, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39324515, positive: 37956757, positive conditional: 37956757, positive unconditional: 0, negative: 1367758, negative conditional: 1367758, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38111808, positive: 37956757, positive conditional: 0, positive unconditional: 37956757, negative: 155051, negative conditional: 0, negative unconditional: 155051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97721, positive: 96602, positive conditional: 0, positive unconditional: 96602, negative: 1119, negative conditional: 0, negative unconditional: 1119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38111808, positive: 37860155, positive conditional: 0, positive unconditional: 37860155, negative: 153932, negative conditional: 0, negative unconditional: 153932, unknown: 97721, unknown conditional: 0, unknown unconditional: 97721] , Statistics on independence cache: Total cache size (in pairs): 87040, Positive cache size: 86112, Positive conditional cache size: 0, Positive unconditional cache size: 86112, Negative cache size: 928, Negative conditional cache size: 0, Negative unconditional cache size: 928, Independence queries for same thread: 694074, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 10992280, positive: 10609429, positive conditional: 10609429, positive unconditional: 0, negative: 382851, negative conditional: 382851, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39324515, positive: 37956757, positive conditional: 37956757, positive unconditional: 0, negative: 1367758, negative conditional: 1367758, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38111808, positive: 37956757, positive conditional: 0, positive unconditional: 37956757, negative: 155051, negative conditional: 0, negative unconditional: 155051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97721, positive: 96602, positive conditional: 0, positive unconditional: 96602, negative: 1119, negative conditional: 0, negative unconditional: 1119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38111808, positive: 37860155, positive conditional: 0, positive unconditional: 37860155, negative: 153932, negative conditional: 0, negative unconditional: 153932, unknown: 97721, unknown conditional: 0, unknown unconditional: 97721] , Statistics on independence cache: Total cache size (in pairs): 87510, Positive cache size: 86582, Positive conditional cache size: 0, Positive unconditional cache size: 86582, Negative cache size: 928, Negative conditional cache size: 0, Negative unconditional cache size: 928, Independence queries for same thread: 1033477, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5952332, positive: 5749163, positive conditional: 5749163, positive unconditional: 0, negative: 203169, negative conditional: 203169, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 39324515, positive: 37956757, positive conditional: 37956757, positive unconditional: 0, negative: 1367758, negative conditional: 1367758, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 38111808, positive: 37956757, positive conditional: 0, positive unconditional: 37956757, negative: 155051, negative conditional: 0, negative unconditional: 155051, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97721, positive: 96602, positive conditional: 0, positive unconditional: 96602, negative: 1119, negative conditional: 0, negative unconditional: 1119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 38111808, positive: 37860155, positive conditional: 0, positive unconditional: 37860155, negative: 153932, negative conditional: 0, negative unconditional: 153932, unknown: 97721, unknown conditional: 0, unknown unconditional: 97721] , Statistics on independence cache: Total cache size (in pairs): 97721, Positive cache size: 96602, Positive conditional cache size: 0, Positive unconditional cache size: 96602, Negative cache size: 1119, Negative conditional cache size: 0, Negative unconditional cache size: 1119, Independence queries for same thread: 1212707, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1271]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 1215 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 492.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 491.4s, 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: 11, 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, 0.7s InterpolantComputationTime, 841 NumberOfCodeBlocks, 841 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 837 ConstructedInterpolants, 0 QuantifiedInterpolants, 1521 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown