/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/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk27/chl-nzb-file-subst.wvr.line1553.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 18:21:04,822 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-10-24 18:21:04,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-24 18:21:04,958 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 18:21:04,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 18:21:04,959 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 18:21:04,960 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 18:21:04,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 18:21:04,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 18:21:04,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 18:21:04,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 18:21:04,963 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 18:21:04,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 18:21:04,964 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 18:21:04,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 18:21:04,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 18:21:04,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 18:21:04,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 18:21:04,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 18:21:04,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 18:21:04,965 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 18:21:04,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 18:21:04,966 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 18:21:04,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 18:21:04,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 18:21:04,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 18:21:04,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 18:21:04,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 18:21:04,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 18:21:04,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 18:21:04,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 18:21:04,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 18:21:04,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 18:21:04,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 18:21:04,968 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 18:21:04,968 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-24 18:21:04,968 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 18:21:04,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 18:21:04,968 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-24 18:21:04,969 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 18:21:04,969 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-24 18:21:04,969 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-24 18:21:04,969 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 18:21:05,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 18:21:05,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 18:21:05,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 18:21:05,353 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 18:21:05,356 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 18:21:05,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk27/chl-nzb-file-subst.wvr.line1553.bpl [2022-10-24 18:21:05,358 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk27/chl-nzb-file-subst.wvr.line1553.bpl' [2022-10-24 18:21:05,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 18:21:05,430 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 18:21:05,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 18:21:05,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 18:21:05,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 18:21:05,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,494 INFO L138 Inliner]: procedures = 4, calls = 3, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 18:21:05,495 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 18:21:05,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 18:21:05,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 18:21:05,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 18:21:05,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 18:21:05,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 18:21:05,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 18:21:05,596 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 18:21:05,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/1) ... [2022-10-24 18:21:05,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 18:21:05,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 18:21:05,641 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) [2022-10-24 18:21:05,650 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 [2022-10-24 18:21:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-10-24 18:21:05,678 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-10-24 18:21:05,678 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-10-24 18:21:05,678 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-10-24 18:21:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 18:21:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 18:21:05,679 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-10-24 18:21:05,679 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-10-24 18:21:05,681 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-24 18:21:05,866 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 18:21:05,867 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 18:21:06,840 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 18:21:06,875 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 18:21:06,876 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-24 18:21:06,879 INFO L202 PluginConnector]: Adding new model chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:21:06 BoogieIcfgContainer [2022-10-24 18:21:06,880 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 18:21:06,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 18:21:06,884 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 18:21:06,887 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 18:21:06,887 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 06:21:05" (1/2) ... [2022-10-24 18:21:06,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c412239 and model type chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 06:21:06, skipping insertion in model container [2022-10-24 18:21:06,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 06:21:06" (2/2) ... [2022-10-24 18:21:06,890 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-nzb-file-subst.wvr.line1553.bpl [2022-10-24 18:21:06,898 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 18:21:06,907 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 18:21:06,907 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 18:21:06,907 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 18:21:07,126 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-10-24 18:21:07,182 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-24 18:21:07,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 18:21:07,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 18:21:07,184 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) [2022-10-24 18:21:07,191 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 [2022-10-24 18:21:07,217 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 18:21:07,250 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-24 18:21:07,251 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-24 18:21:07,251 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-24 18:21:07,258 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 18:21:07,266 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;@395020cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 18:21:07,266 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 18:21:07,910 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 18:21:07,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 18:21:07,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1153280476, now seen corresponding path program 1 times [2022-10-24 18:21:07,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 18:21:07,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705635131] [2022-10-24 18:21:07,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 18:21:07,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 18:21:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 18:21:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 18:21:08,342 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 18:21:08,342 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705635131] [2022-10-24 18:21:08,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705635131] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 18:21:08,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 18:21:08,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-24 18:21:08,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169692084] [2022-10-24 18:21:08,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 18:21:08,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-24 18:21:08,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 18:21:08,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-24 18:21:08,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-24 18:21:08,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:08,376 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 18:21:08,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 179.5) internal successors, (359), 2 states have internal predecessors, (359), 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) [2022-10-24 18:21:08,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:37,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:37,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-24 18:21:37,866 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 18:21:37,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 18:21:37,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1633889865, now seen corresponding path program 1 times [2022-10-24 18:21:37,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 18:21:37,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85877186] [2022-10-24 18:21:37,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 18:21:37,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 18:21:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 18:21:38,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 18:21:38,523 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 18:21:38,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85877186] [2022-10-24 18:21:38,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85877186] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 18:21:38,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 18:21:38,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-24 18:21:38,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503831039] [2022-10-24 18:21:38,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 18:21:38,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-24 18:21:38,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 18:21:38,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-24 18:21:38,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-10-24 18:21:38,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:38,536 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 18:21:38,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 70.0) internal successors, (350), 5 states have internal predecessors, (350), 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) [2022-10-24 18:21:38,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:38,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:59,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:59,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:21:59,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-24 18:21:59,025 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 18:21:59,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 18:21:59,026 INFO L85 PathProgramCache]: Analyzing trace with hash -741064795, now seen corresponding path program 1 times [2022-10-24 18:21:59,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 18:21:59,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599833440] [2022-10-24 18:21:59,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 18:21:59,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 18:21:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 18:21:59,227 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-24 18:21:59,228 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 18:21:59,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599833440] [2022-10-24 18:21:59,228 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599833440] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 18:21:59,228 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 18:21:59,228 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2022-10-24 18:21:59,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969938898] [2022-10-24 18:21:59,229 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 18:21:59,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-24 18:21:59,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 18:21:59,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-24 18:21:59,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-10-24 18:21:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:59,231 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 18:21:59,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 55.57142857142857) internal successors, (389), 7 states have internal predecessors, (389), 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) [2022-10-24 18:21:59,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:21:59,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:21:59,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:22,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:22,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:22:22,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:22:22,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-24 18:22:22,163 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 18:22:22,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 18:22:22,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1799998857, now seen corresponding path program 2 times [2022-10-24 18:22:22,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 18:22:22,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654911448] [2022-10-24 18:22:22,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 18:22:22,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 18:22:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 18:22:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-10-24 18:22:22,334 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 18:22:22,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654911448] [2022-10-24 18:22:22,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654911448] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 18:22:22,335 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 18:22:22,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2022-10-24 18:22:22,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729666869] [2022-10-24 18:22:22,343 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 18:22:22,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-24 18:22:22,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 18:22:22,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-24 18:22:22,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-24 18:22:22,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:22,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 18:22:22,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 44.666666666666664) internal successors, (402), 9 states have internal predecessors, (402), 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) [2022-10-24 18:22:22,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:22,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:22:22,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:22:22,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:22:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:22:44,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-24 18:22:44,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-24 18:22:44,617 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 18:22:44,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 18:22:44,618 INFO L85 PathProgramCache]: Analyzing trace with hash 188499045, now seen corresponding path program 3 times [2022-10-24 18:22:44,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 18:22:44,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074859479] [2022-10-24 18:22:44,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 18:22:44,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 18:22:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 18:22:44,839 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-10-24 18:22:44,839 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 18:22:44,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074859479] [2022-10-24 18:22:44,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074859479] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 18:22:44,840 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 18:22:44,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2022-10-24 18:22:44,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473332274] [2022-10-24 18:22:44,840 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 18:22:44,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-10-24 18:22:44,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 18:22:44,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-10-24 18:22:44,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-10-24 18:22:44,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:44,843 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 18:22:44,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 37.72727272727273) internal successors, (415), 11 states have internal predecessors, (415), 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) [2022-10-24 18:22:44,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:22:44,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:22:44,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:22:44,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-24 18:22:44,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:10,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:10,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:23:10,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:23:10,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-24 18:23:10,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-24 18:23:10,532 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-24 18:23:10,533 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 18:23:10,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 18:23:10,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1037579063, now seen corresponding path program 4 times [2022-10-24 18:23:10,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 18:23:10,535 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176342765] [2022-10-24 18:23:10,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 18:23:10,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 18:23:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 18:23:10,914 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-10-24 18:23:10,915 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 18:23:10,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176342765] [2022-10-24 18:23:10,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176342765] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 18:23:10,915 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 18:23:10,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2022-10-24 18:23:10,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385717961] [2022-10-24 18:23:10,916 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 18:23:10,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-10-24 18:23:10,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 18:23:10,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-10-24 18:23:10,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2022-10-24 18:23:10,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:10,920 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 18:23:10,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 32.92307692307692) internal successors, (428), 13 states have internal predecessors, (428), 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) [2022-10-24 18:23:10,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:10,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:23:10,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:23:10,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-24 18:23:10,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-24 18:23:10,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:34,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:23:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:23:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-10-24 18:23:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-24 18:23:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-10-24 18:23:34,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-24 18:23:34,811 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 18:23:34,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 18:23:34,811 INFO L85 PathProgramCache]: Analyzing trace with hash -418846427, now seen corresponding path program 5 times [2022-10-24 18:23:34,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 18:23:34,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801180412] [2022-10-24 18:23:34,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 18:23:34,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 18:23:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 18:23:35,115 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2022-10-24 18:23:35,116 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 18:23:35,233 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801180412] [2022-10-24 18:23:35,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801180412] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 18:23:35,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 18:23:35,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-24 18:23:35,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889563396] [2022-10-24 18:23:35,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 18:23:35,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-24 18:23:35,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 18:23:35,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-24 18:23:35,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-24 18:23:35,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:35,236 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 18:23:35,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 55.57142857142857) internal successors, (389), 8 states have internal predecessors, (389), 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) [2022-10-24 18:23:35,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 18:23:35,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-10-24 18:23:35,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-10-24 18:23:35,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-10-24 18:23:35,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-10-24 18:23:35,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-10-24 18:23:35,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2022-10-24 18:29:35,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-24 18:29:35,293 WARN L619 AbstractCegarLoop]: Verification canceled: while executing OptimisticBudget. [2022-10-24 18:29:35,308 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 [2022-10-24 18:29:35,307 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 [2022-10-24 18:29:35,315 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 18:29:35,334 INFO L444 BasicCegarLoop]: Path program histogram: [5, 1, 1] [2022-10-24 18:29:35,348 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/4) [2022-10-24 18:29:35,350 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 18:29:35,350 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 18:29:35,353 INFO L202 PluginConnector]: Adding new model chl-nzb-file-subst.wvr.line1553.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 06:29:35 BasicIcfg [2022-10-24 18:29:35,353 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 18:29:35,353 INFO L158 Benchmark]: Toolchain (without parser) took 509923.81ms. Allocated memory was 194.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 169.5MB in the beginning and 3.1GB in the end (delta: -2.9GB). Peak memory consumption was 5.3GB. Max. memory is 8.0GB. [2022-10-24 18:29:35,354 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 194.0MB. Free memory is still 174.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 18:29:35,354 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.84ms. Allocated memory is still 194.0MB. Free memory was 169.4MB in the beginning and 167.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-24 18:29:35,354 INFO L158 Benchmark]: Boogie Preprocessor took 98.21ms. Allocated memory is still 194.0MB. Free memory was 167.0MB in the beginning and 163.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-10-24 18:29:35,354 INFO L158 Benchmark]: RCFGBuilder took 1284.15ms. Allocated memory is still 194.0MB. Free memory was 163.5MB in the beginning and 141.6MB in the end (delta: 21.9MB). Peak memory consumption was 29.6MB. Max. memory is 8.0GB. [2022-10-24 18:29:35,355 INFO L158 Benchmark]: TraceAbstraction took 508469.24ms. Allocated memory was 194.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 140.5MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 5.3GB. Max. memory is 8.0GB. [2022-10-24 18:29:35,356 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 194.0MB. Free memory is still 174.2MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 64.84ms. Allocated memory is still 194.0MB. Free memory was 169.4MB in the beginning and 167.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 98.21ms. Allocated memory is still 194.0MB. Free memory was 167.0MB in the beginning and 163.6MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1284.15ms. Allocated memory is still 194.0MB. Free memory was 163.5MB in the beginning and 141.6MB in the end (delta: 21.9MB). Peak memory consumption was 29.6MB. Max. memory is 8.0GB. * TraceAbstraction took 508469.24ms. Allocated memory was 194.0MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 140.5MB in the beginning and 3.1GB in the end (delta: -3.0GB). Peak memory consumption was 5.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 5236, positive: 4296, positive conditional: 4296, positive unconditional: 0, negative: 940, negative conditional: 940, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 1448, Positive cache size: 1448, Positive conditional cache size: 0, Positive unconditional cache size: 1448, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 940, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1333818, positive: 1269684, positive conditional: 1269684, positive unconditional: 0, negative: 64134, negative conditional: 64134, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 70533, Positive cache size: 70533, Positive conditional cache size: 0, Positive unconditional cache size: 70533, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 65074, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1333845, positive: 1269684, positive conditional: 1269684, positive unconditional: 0, negative: 64161, negative conditional: 64161, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 70533, Positive cache size: 70533, Positive conditional cache size: 0, Positive unconditional cache size: 70533, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 129235, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1333872, positive: 1269684, positive conditional: 1269684, positive unconditional: 0, negative: 64188, negative conditional: 64188, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 70533, Positive cache size: 70533, Positive conditional cache size: 0, Positive unconditional cache size: 70533, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 193423, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1333899, positive: 1269684, positive conditional: 1269684, positive unconditional: 0, negative: 64215, negative conditional: 64215, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 70533, Positive cache size: 70533, Positive conditional cache size: 0, Positive unconditional cache size: 70533, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 257638, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1333926, positive: 1269684, positive conditional: 1269684, positive unconditional: 0, negative: 64242, negative conditional: 64242, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 70533, Positive cache size: 70533, Positive conditional cache size: 0, Positive unconditional cache size: 70533, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 321880, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1333953, positive: 1269684, positive conditional: 1269684, positive unconditional: 0, negative: 64269, negative conditional: 64269, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 70533, Positive cache size: 70533, Positive conditional cache size: 0, Positive unconditional cache size: 70533, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 386149, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 6236953, positive: 5954260, positive conditional: 5954260, positive unconditional: 0, negative: 282693, negative conditional: 282693, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14245502, positive: 13576660, positive conditional: 13576660, positive unconditional: 0, negative: 668842, negative conditional: 668842, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13576660, positive: 13576660, positive conditional: 0, positive unconditional: 13576660, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 97993, positive: 97993, positive conditional: 0, positive unconditional: 97993, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 13576660, positive: 13478667, positive conditional: 0, positive unconditional: 13478667, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 97993, unknown conditional: 0, unknown unconditional: 97993] , Statistics on independence cache: Total cache size (in pairs): 97993, Positive cache size: 97993, Positive conditional cache size: 0, Positive unconditional cache size: 97993, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 668842, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6685, positive: 5210, positive conditional: 5210, positive unconditional: 0, negative: 1475, negative conditional: 1475, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5210, positive: 5210, positive conditional: 5210, 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: 5210, positive: 5210, positive conditional: 5210, 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: 5210, positive: 5210, positive conditional: 0, positive unconditional: 5210, 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: 5210, positive: 5210, positive conditional: 0, positive unconditional: 5210, 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: 5210, positive: 5210, positive conditional: 0, positive unconditional: 5210, 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: 398, positive: 398, positive conditional: 0, positive unconditional: 398, 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: 398, positive: 398, positive conditional: 0, positive unconditional: 398, 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: 5210, positive: 4812, positive conditional: 0, positive unconditional: 4812, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 398, unknown conditional: 0, unknown unconditional: 398] , Statistics on independence cache: Total cache size (in pairs): 398, Positive cache size: 398, Positive conditional cache size: 0, Positive unconditional cache size: 398, 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: 1475 - TimeoutResultAtElement [Line: 1553]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing OptimisticBudget. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 7 procedures, 1793 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 508.1s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 505.4s, 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: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 3044 NumberOfCodeBlocks, 3044 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 3037 ConstructedInterpolants, 0 QuantifiedInterpolants, 5449 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 685/825 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 [2022-10-24 18:29:35,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-10-24 18:29:35,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 !SESSION 2022-10-24 18:21:03.341 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.16 java.vendor=Debian BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk27/chl-nzb-file-subst.wvr.line1553.bpl Command-line arguments: -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk27/chl-nzb-file-subst.wvr.line1553.bpl !ENTRY org.eclipse.osgi 4 0 2022-10-24 18:29:35.866 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dc31ce37/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dc31ce37/.metadata/.log.