/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk04/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-20 00:45:48,300 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-10-20 00:45:48,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2022-10-20 00:45:48,360 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-20 00:45:48,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-20 00:45:48,361 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-20 00:45:48,361 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-20 00:45:48,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-20 00:45:48,362 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-20 00:45:48,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-20 00:45:48,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-20 00:45:48,362 INFO L138 SettingsManager]: * Use SBE=true [2022-10-20 00:45:48,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-20 00:45:48,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-20 00:45:48,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 00:45:48,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-20 00:45:48,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-20 00:45:48,365 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-20 00:45:48,365 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-20 00:45:48,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-20 00:45:48,365 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-20 00:45:48,365 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-20 00:45:48,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-20 00:45:48,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-20 00:45:48,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-20 00:45:48,675 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-20 00:45:48,676 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-20 00:45:48,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk04/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl [2022-10-20 00:45:48,678 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk04/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl' [2022-10-20 00:45:48,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-20 00:45:48,725 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-20 00:45:48,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-20 00:45:48,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-20 00:45:48,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-20 00:45:48,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,751 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-20 00:45:48,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-20 00:45:48,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-20 00:45:48,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-20 00:45:48,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-20 00:45:48,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-20 00:45:48,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-20 00:45:48,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-20 00:45:48,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-20 00:45:48,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/1) ... [2022-10-20 00:45:48,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-20 00:45:48,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 00:45:48,843 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) [2022-10-20 00:45:48,864 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 [2022-10-20 00:45:48,893 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-20 00:45:48,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-20 00:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-20 00:45:48,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-20 00:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-20 00:45:48,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-20 00:45:48,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-20 00:45:48,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-20 00:45:48,896 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-20 00:45:49,007 INFO L234 CfgBuilder]: Building ICFG [2022-10-20 00:45:49,008 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-20 00:45:49,482 INFO L275 CfgBuilder]: Performing block encoding [2022-10-20 00:45:49,502 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-20 00:45:49,503 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-20 00:45:49,505 INFO L202 PluginConnector]: Adding new model safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:45:49 BoogieIcfgContainer [2022-10-20 00:45:49,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-20 00:45:49,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-20 00:45:49,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-20 00:45:49,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-20 00:45:49,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.10 12:45:48" (1/2) ... [2022-10-20 00:45:49,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f85e2a3 and model type safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 12:45:49, skipping insertion in model container [2022-10-20 00:45:49,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 12:45:49" (2/2) ... [2022-10-20 00:45:49,515 INFO L112 eAbstractionObserver]: Analyzing ICFG safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl [2022-10-20 00:45:49,521 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-20 00:45:49,527 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-20 00:45:49,527 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-20 00:45:49,529 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-20 00:45:49,650 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-10-20 00:45:49,701 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:49,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 00:45:49,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 00:45:49,703 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) [2022-10-20 00:45:49,704 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 [2022-10-20 00:45:49,739 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 00:45:49,765 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-20 00:45:49,770 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;@3c1cb527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:49,771 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 00:45:49,823 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-20 00:45:49,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-20 00:45:49,828 INFO L85 PathProgramCache]: Analyzing trace with hash -491876616, now seen corresponding path program 1 times [2022-10-20 00:45:49,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-20 00:45:49,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473147680] [2022-10-20 00:45:49,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-20 00:45:49,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-20 00:45:49,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-20 00:45:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-20 00:45:50,198 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-20 00:45:50,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473147680] [2022-10-20 00:45:50,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473147680] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-20 00:45:50,199 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-20 00:45:50,199 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-20 00:45:50,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626402323] [2022-10-20 00:45:50,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-20 00:45:50,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-20 00:45:50,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-20 00:45:50,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-20 00:45:50,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-10-20 00:45:50,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-20 00:45:50,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-20 00:45:50,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 16.166666666666668) internal successors, (97), 7 states have internal predecessors, (97), 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) [2022-10-20 00:45:50,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-20 00:45:50,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-20 00:45:50,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-20 00:45:50,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-20 00:45:50,587 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-20 00:45:50,589 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was SAFE (1/4) [2022-10-20 00:45:50,596 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:50,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 00:45:50,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 00:45:50,598 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 00:45:50,600 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-10-20 00:45:50,603 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 00:45:50,604 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-20 00:45:50,604 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;@3c1cb527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:50,604 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 00:45:50,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-20 00:45:50,693 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-20 00:45:50,693 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2022-10-20 00:45:50,697 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:50,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 00:45:50,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 00:45:50,699 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 00:45:50,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-10-20 00:45:50,702 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 00:45:50,702 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-20 00:45:50,703 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;@3c1cb527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:50,703 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 00:45:50,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-20 00:45:50,706 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-20 00:45:50,706 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/4) [2022-10-20 00:45:50,709 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:50,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-20 00:45:50,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-20 00:45:50,711 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-20 00:45:50,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-10-20 00:45:50,715 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-20 00:45:50,715 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2022-10-20 00:45:50,715 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;@3c1cb527, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-20 00:45:50,716 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-20 00:45:54,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2022-10-20 00:45:54,766 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-10-20 00:45:54,766 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/4) [2022-10-20 00:45:54,767 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-20 00:45:54,767 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-20 00:45:54,771 INFO L202 PluginConnector]: Adding new model safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.line781.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 12:45:54 BasicIcfg [2022-10-20 00:45:54,771 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-20 00:45:54,772 INFO L158 Benchmark]: Toolchain (without parser) took 6046.53ms. Allocated memory was 223.3MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 201.0MB in the beginning and 2.9GB in the end (delta: -2.7GB). Peak memory consumption was 508.4MB. Max. memory is 8.0GB. [2022-10-20 00:45:54,772 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 223.3MB. Free memory is still 204.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-20 00:45:54,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.82ms. Allocated memory is still 223.3MB. Free memory was 201.0MB in the beginning and 199.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-20 00:45:54,772 INFO L158 Benchmark]: Boogie Preprocessor took 59.57ms. Allocated memory is still 223.3MB. Free memory was 199.1MB in the beginning and 196.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-20 00:45:54,773 INFO L158 Benchmark]: RCFGBuilder took 690.98ms. Allocated memory is still 223.3MB. Free memory was 196.9MB in the beginning and 198.5MB in the end (delta: -1.6MB). Peak memory consumption was 32.4MB. Max. memory is 8.0GB. [2022-10-20 00:45:54,773 INFO L158 Benchmark]: TraceAbstraction took 5264.46ms. Allocated memory was 223.3MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 197.9MB in the beginning and 2.9GB in the end (delta: -2.7GB). Peak memory consumption was 504.3MB. Max. memory is 8.0GB. [2022-10-20 00:45:54,774 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 0.17ms. Allocated memory is still 223.3MB. Free memory is still 204.1MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 26.82ms. Allocated memory is still 223.3MB. Free memory was 201.0MB in the beginning and 199.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 59.57ms. Allocated memory is still 223.3MB. Free memory was 199.1MB in the beginning and 196.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 690.98ms. Allocated memory is still 223.3MB. Free memory was 196.9MB in the beginning and 198.5MB in the end (delta: -1.6MB). Peak memory consumption was 32.4MB. Max. memory is 8.0GB. * TraceAbstraction took 5264.46ms. Allocated memory was 223.3MB in the beginning and 3.2GB in the end (delta: 3.0GB). Free memory was 197.9MB in the beginning and 2.9GB in the end (delta: -2.7GB). Peak memory consumption was 504.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1773, positive: 1626, positive conditional: 1626, positive unconditional: 0, negative: 147, negative conditional: 147, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1626, positive: 1626, positive conditional: 1626, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1626, positive: 1626, positive conditional: 1626, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1626, positive: 1626, positive conditional: 0, positive unconditional: 1626, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1626, positive: 1626, positive conditional: 0, positive unconditional: 1626, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1626, positive: 1626, positive conditional: 0, positive unconditional: 1626, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1605, positive: 1605, positive conditional: 0, positive unconditional: 1605, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1605, positive: 1605, positive conditional: 0, positive unconditional: 1605, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1626, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1605, unknown conditional: 0, unknown unconditional: 1605] , Statistics on independence cache: Total cache size (in pairs): 1605, Positive cache size: 1605, Positive conditional cache size: 0, Positive unconditional cache size: 1605, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 147 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2257, positive: 2067, positive conditional: 2067, positive unconditional: 0, negative: 190, negative conditional: 190, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2067, positive: 2067, positive conditional: 2067, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2067, positive: 2067, positive conditional: 2067, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2067, positive: 2067, positive conditional: 0, positive unconditional: 2067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2067, positive: 2067, positive conditional: 0, positive unconditional: 2067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2067, positive: 2067, positive conditional: 0, positive unconditional: 2067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2067, positive: 2067, positive conditional: 0, positive unconditional: 2067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2067, positive: 2067, positive conditional: 0, positive unconditional: 2067, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2067, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2067, unknown conditional: 0, unknown unconditional: 2067] , Statistics on independence cache: Total cache size (in pairs): 2067, Positive cache size: 2067, Positive conditional cache size: 0, Positive unconditional cache size: 2067, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 190 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 334458, positive: 315574, positive conditional: 315574, positive unconditional: 0, negative: 18884, negative conditional: 18884, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 318252, positive: 315574, positive conditional: 315574, positive unconditional: 0, negative: 2678, negative conditional: 2678, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 318252, positive: 315574, positive conditional: 315574, positive unconditional: 0, negative: 2678, negative conditional: 2678, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 318252, positive: 315574, positive conditional: 0, positive unconditional: 315574, negative: 2678, negative conditional: 0, negative unconditional: 2678, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 318252, positive: 315574, positive conditional: 0, positive unconditional: 315574, negative: 2678, negative conditional: 0, negative unconditional: 2678, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 318252, positive: 315574, positive conditional: 0, positive unconditional: 315574, negative: 2678, negative conditional: 0, negative unconditional: 2678, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9692, positive: 9621, positive conditional: 0, positive unconditional: 9621, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9692, positive: 9615, positive conditional: 0, positive unconditional: 9615, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 77, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 71, negative conditional: 0, negative unconditional: 71, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 119, positive: 24, positive conditional: 0, positive unconditional: 24, negative: 95, negative conditional: 0, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 318252, positive: 305953, positive conditional: 0, positive unconditional: 305953, negative: 2607, negative conditional: 0, negative unconditional: 2607, unknown: 9692, unknown conditional: 0, unknown unconditional: 9692] , Statistics on independence cache: Total cache size (in pairs): 9692, Positive cache size: 9621, Positive conditional cache size: 0, Positive unconditional cache size: 9621, Negative cache size: 71, Negative conditional cache size: 0, Negative unconditional cache size: 71, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 16206 - PositiveResult [Line: 781]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 761 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, 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: 7, 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 188 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 761 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.1s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 761 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 761 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 4.0s, 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: 0, 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: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-10-20 00:45:54,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2022-10-20 00:45:55,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-10-20 00:45:55,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-10-20 00:45:55,418 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-10-20 00:45:55,621 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...