/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/ring_1w1r-2.line592.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-04 02:25:31,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-04 02:25:31,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-04 02:25:31,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-04 02:25:31,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-04 02:25:31,832 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-04 02:25:31,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-04 02:25:31,832 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-04 02:25:31,833 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-04 02:25:31,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-04 02:25:31,833 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-04 02:25:31,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-04 02:25:31,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-04 02:25:31,834 INFO L138 SettingsManager]: * Use SBE=true [2022-10-04 02:25:31,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-04 02:25:31,835 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-04 02:25:31,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-04 02:25:31,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-04 02:25:31,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-04 02:25:31,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-04 02:25:31,837 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-04 02:25:31,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-04 02:25:31,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 02:25:31,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-04 02:25:31,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-04 02:25:31,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-04 02:25:31,838 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-04 02:25:31,839 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-04 02:25:31,839 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-04 02:25:32,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-04 02:25:32,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-04 02:25:32,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-04 02:25:32,100 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-04 02:25:32,101 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-04 02:25:32,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/ring_1w1r-2.line592.bpl [2022-10-04 02:25:32,102 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/ring_1w1r-2.line592.bpl' [2022-10-04 02:25:32,157 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-04 02:25:32,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-04 02:25:32,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-04 02:25:32,160 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-04 02:25:32,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-04 02:25:32,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,231 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-04 02:25:32,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-04 02:25:32,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-04 02:25:32,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-04 02:25:32,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/1) ... [2022-10-04 02:25:32,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-04 02:25:32,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 02:25:32,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-04 02:25:32,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-04 02:25:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2022-10-04 02:25:32,316 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2022-10-04 02:25:32,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-04 02:25:32,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-04 02:25:32,317 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-04 02:25:32,471 INFO L234 CfgBuilder]: Building ICFG [2022-10-04 02:25:32,472 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-04 02:25:32,992 INFO L275 CfgBuilder]: Performing block encoding [2022-10-04 02:25:33,016 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-04 02:25:33,017 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-04 02:25:33,020 INFO L202 PluginConnector]: Adding new model ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:25:33 BoogieIcfgContainer [2022-10-04 02:25:33,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-04 02:25:33,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-04 02:25:33,023 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-04 02:25:33,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-04 02:25:33,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.10 02:25:32" (1/2) ... [2022-10-04 02:25:33,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447c816a and model type ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.10 02:25:33, skipping insertion in model container [2022-10-04 02:25:33,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ring_1w1r-2.line592.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:25:33" (2/2) ... [2022-10-04 02:25:33,032 INFO L112 eAbstractionObserver]: Analyzing ICFG ring_1w1r-2.line592.bpl [2022-10-04 02:25:33,039 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-04 02:25:33,048 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-04 02:25:33,048 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-04 02:25:33,049 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-04 02:25:33,165 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-04 02:25:33,218 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-04 02:25:33,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-04 02:25:33,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 02:25:33,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-04 02:25:33,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-04 02:25:33,261 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-04 02:25:33,275 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-04 02:25:33,286 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;@223febbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-04 02:25:33,287 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-04 02:25:33,420 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 02:25:33,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 02:25:33,424 INFO L85 PathProgramCache]: Analyzing trace with hash 625464275, now seen corresponding path program 1 times [2022-10-04 02:25:33,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 02:25:33,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658726409] [2022-10-04 02:25:33,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 02:25:33,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 02:25:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 02:25:33,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 02:25:33,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 02:25:33,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658726409] [2022-10-04 02:25:33,715 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658726409] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 02:25:33,715 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 02:25:33,715 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-04 02:25:33,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277643428] [2022-10-04 02:25:33,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 02:25:33,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-04 02:25:33,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 02:25:33,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-04 02:25:33,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-04 02:25:33,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:25:33,743 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 02:25:33,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-04 02:25:33,744 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:25:33,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:25:33,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-04 02:25:33,786 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 02:25:33,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 02:25:33,787 INFO L85 PathProgramCache]: Analyzing trace with hash 509638776, now seen corresponding path program 1 times [2022-10-04 02:25:33,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 02:25:33,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893092513] [2022-10-04 02:25:33,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 02:25:33,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 02:25:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 02:25:34,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 02:25:34,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 02:25:34,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893092513] [2022-10-04 02:25:34,888 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893092513] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-04 02:25:34,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-04 02:25:34,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-10-04 02:25:34,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394864384] [2022-10-04 02:25:34,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-04 02:25:34,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-10-04 02:25:34,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 02:25:34,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-10-04 02:25:34,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=794, Unknown=0, NotChecked=0, Total=870 [2022-10-04 02:25:34,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:25:34,893 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 02:25:34,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 5.448275862068965) internal successors, (158), 30 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-04 02:25:34,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:25:34,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:25:38,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:25:38,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-10-04 02:25:38,804 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-04 02:25:38,804 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-04 02:25:38,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-04 02:25:38,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1876037070, now seen corresponding path program 1 times [2022-10-04 02:25:38,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-04 02:25:38,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075050697] [2022-10-04 02:25:38,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 02:25:38,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-04 02:25:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 02:25:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 02:25:40,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-04 02:25:40,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075050697] [2022-10-04 02:25:40,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075050697] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-04 02:25:40,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [66885456] [2022-10-04 02:25:40,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-04 02:25:40,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-04 02:25:40,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-04 02:25:40,475 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-04 02:25:40,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-04 02:25:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-04 02:25:40,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 116 conjunts are in the unsatisfiable core [2022-10-04 02:25:40,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-04 02:25:40,683 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-10-04 02:25:40,720 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-10-04 02:25:40,721 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-10-04 02:25:41,160 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-10-04 02:25:41,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-04 02:25:41,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-10-04 02:25:41,635 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-10-04 02:25:42,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-04 02:25:42,684 INFO L356 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2022-10-04 02:25:42,688 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 28 [2022-10-04 02:25:42,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-10-04 02:25:42,830 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-10-04 02:25:43,072 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-10-04 02:25:43,544 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 10 [2022-10-04 02:25:43,761 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 02:25:43,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-04 02:25:44,329 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 42 [2022-10-04 02:25:44,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-04 02:25:44,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-04 02:27:59,049 INFO L356 Elim1Store]: treesize reduction 15, result has 64.3 percent of original size [2022-10-04 02:27:59,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 84 [2022-10-04 02:27:59,061 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-10-04 02:27:59,062 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 127 treesize of output 127 [2022-10-04 02:27:59,070 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 63 [2022-10-04 02:27:59,100 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-10-04 02:27:59,125 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-10-04 02:27:59,125 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 92 [2022-10-04 02:27:59,699 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-10-04 02:27:59,700 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 73 [2022-10-04 02:28:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-04 02:28:00,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [66885456] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-04 02:28:00,652 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-04 02:28:00,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 38, 40] total 112 [2022-10-04 02:28:00,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619901454] [2022-10-04 02:28:00,653 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-04 02:28:00,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2022-10-04 02:28:00,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-04 02:28:00,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2022-10-04 02:28:00,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=12079, Unknown=77, NotChecked=0, Total=12656 [2022-10-04 02:28:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:28:00,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-04 02:28:00,665 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 113 states, 112 states have (on average 4.785714285714286) internal successors, (536), 113 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-04 02:28:00,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:28:00,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-10-04 02:28:00,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-04 02:28:03,970 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 20 |c_ULTIMATE.start_ring_init_~r#1.offset|)) (.cse1 (select |c_#length| |c_ULTIMATE.start_main_~#r~2#1.base|))) (and (<= 0 (+ |c_ULTIMATE.start_main_~#r~2#1.offset| 4)) (<= 24 (select |c_#length| |c_ULTIMATE.start_ring_init_#in~r#1.base|)) (= |c_ULTIMATE.start_main_~#r~2#1.base| |c_ULTIMATE.start_ring_init_~r#1.base|) (= (select (select |c_#memory_int| |c_ULTIMATE.start_ring_init_~r#1.base|) .cse0) 0) (not (= |c_ULTIMATE.start_ring_init_#in~r#1.base| |c_ULTIMATE.start_main_~#reader~0#1.base|)) (not (= |c_ULTIMATE.start_main_~#reader~0#1.base| |c_ULTIMATE.start_ring_init_~r#1.base|)) (not (= |c_ULTIMATE.start_main_~#r~2#1.base| |c_ULTIMATE.start_write~int_#ptr#1.base|)) (= (select (select |c_ULTIMATE.start_write~int_old_#memory_int#1| |c_ULTIMATE.start_main_~#r~2#1.base|) 20) 0) (<= 24 (select |c_#length| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base|)) (= |c_ULTIMATE.start_main_~#r~2#1.offset| 0) (< (+ |c_ULTIMATE.start_main_~#r~2#1.offset| 19) .cse1) (= |c_ULTIMATE.start_main_~#r~2#1.base| |c_ULTIMATE.start_ring_init_#in~r#1.base|) (= |c_ULTIMATE.start_ring_init_#in~r#1.offset| 0) (= (select |c_#valid| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base|) 1) (= |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.offset| 0) (not (= |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| |c_ULTIMATE.start_main_~#reader~0#1.base|)) (= 1 (select |c_#valid| |c_ULTIMATE.start_main_~#reader~0#1.base|)) (<= 24 |c_ULTIMATE.start_#Ultimate.allocOnStack_~size#1|) (= (select |c_ULTIMATE.start_#Ultimate.allocOnStack_old_#valid#1| |c_ULTIMATE.start_main_~#reader~0#1.base|) 1) (or (< 7 |c_ULTIMATE.start_main_~#r~2#1.offset|) (forall ((v_ArrVal_54 (Array Int Int)) (v_ArrVal_53 Int) (|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (let ((.cse3 (select (store (store |c_ULTIMATE.start_write~int_old_#memory_int#1| |c_ULTIMATE.start_write~int_#ptr#1.base| (store (select |c_ULTIMATE.start_write~int_old_#memory_int#1| |c_ULTIMATE.start_write~int_#ptr#1.base|) |c_ULTIMATE.start_write~int_#ptr#1.offset| v_ArrVal_53)) |c_ULTIMATE.start_main_~#reader~0#1.base| v_ArrVal_54) |c_ULTIMATE.start_main_~#r~2#1.base|)) (.cse4 (+ |c_ULTIMATE.start_main_~#r~2#1.offset| 20))) (or (let ((.cse2 (select (store .cse3 |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) .cse4))) (< (* (div (+ (- 2) (* (- 1) .cse2)) 4) 16) (+ |c_ULTIMATE.start_main_~#r~2#1.offset| (* .cse2 4) 9))) (< (+ (* (select .cse3 .cse4) 4) |c_ULTIMATE.start_main_~#r~2#1.offset| 4) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|))))) (<= 24 (select |c_#length| |c_ULTIMATE.start_ring_init_~r#1.base|)) (= (select (select |c_ULTIMATE.start_write~int_old_#memory_int#1| |c_ULTIMATE.start_ring_init_~r#1.base|) .cse0) 0) (= |c_ULTIMATE.start_ring_init_~r#1.offset| 0) (<= 24 .cse1))) is different from false [2022-10-04 02:28:08,196 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse5 (select |c_ULTIMATE.start_write~int_old_#memory_int#1| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse7 (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20))) (let ((.cse8 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 20)) (.cse4 (select |c_#length| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse3 (= |c_ULTIMATE.start_ring_enqueue_~r#1.base| |c_ULTIMATE.start_write~int_#ptr#1.base|)) (.cse6 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse1 (= |c_ULTIMATE.start_writer_fn_~i~1#1| 0)) (.cse0 (+ |c_ULTIMATE.start_writer_fn_~i~1#1| 1)) (.cse11 (select |c_#length| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse9 (div (+ 19 (* (- 1) (select |c_#length| |c_ULTIMATE.start_write~int_#ptr#1.base|)) |c_ULTIMATE.start_write~int_#ptr#1.offset|) 4)) (.cse10 (select .cse5 .cse7))) (and (or (= |c_ULTIMATE.start_read~int_#value#1| 0) (and (<= .cse0 |c_ULTIMATE.start_read~int_#value#1|) .cse1)) (let ((.cse2 (= |c_ULTIMATE.start_write~int_#ptr#1.offset| 20))) (or (and (not .cse2) (= (select (select |c_ULTIMATE.start_write~int_old_#memory_int#1| |c_ULTIMATE.start_write~int_#ptr#1.base|) 20) 0) .cse3) (and (<= .cse0 |c_ULTIMATE.start_write~int_#value#1|) .cse3 .cse1 .cse2))) (<= (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 24) .cse4) (<= 0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 4)) (= (select .cse5 20) 0) (<= |c_ULTIMATE.start_ring_enqueue_#t~mem6#1| (select .cse6 .cse7)) (= (select (select |c_#memory_int| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) .cse8) 0) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (<= .cse9 2) (= (select (select |c_ULTIMATE.start_write~int_old_#memory_int#1| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) .cse8) 0) (<= 0 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (<= 0 |c_ULTIMATE.start_ring_enqueue_#t~mem6#1|) (<= |c_ULTIMATE.start_write~int_#sizeOfWrittenType#1| 4) (= |c_ULTIMATE.start_ring_enqueue_~r#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (< (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 19) .cse4) (<= 4 |c_ULTIMATE.start_write~int_#ptr#1.offset|) (<= 0 |c_ULTIMATE.start_read~int_#value#1|) (<= 24 .cse4) .cse3 (<= |c_ULTIMATE.start_write~int_#ptr#1.offset| (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| (* 4 .cse10) 4)) (< |c_ULTIMATE.start_read~int_#value#1| 4) (<= (+ (* |c_ULTIMATE.start_read~int_#value#1| 4) 12) .cse11) (= (select .cse6 20) 0) (<= 0 |c_ULTIMATE.start_ring_enqueue_~r#1.offset|) (<= (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 24) .cse11) .cse1 (< |c_ULTIMATE.start_ring_enqueue_#t~mem6#1| 4) (<= .cse0 |c_ULTIMATE.start_ring_enqueue_~x#1|) (<= (+ (* |c_ULTIMATE.start_ring_enqueue_#t~mem6#1| 4) 12) .cse11) (<= (+ 8 (* .cse9 4)) |c_ULTIMATE.start_write~int_#ptr#1.offset|) (<= |c_ULTIMATE.start_ring_enqueue_#t~mem6#1| .cse10) (or (< 7 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (or (let ((.cse12 (select (store (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)))) (< (* (div (+ (- 2) (* (- 1) .cse12)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* 4 .cse12) 9))) (< (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| (* |c_ULTIMATE.start_read~int_#value#1| 4) 4) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|)))) (= |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 0)))) is different from false [2022-10-04 02:28:10,684 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse14 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse15 (select |c_#memory_int| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse9 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 20))) (let ((.cse2 (select .cse15 .cse9)) (.cse8 (select .cse14 20)) (.cse5 (select |c_#length| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse4 (select .cse15 20)) (.cse3 (select |c_#length| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse0 (+ |c_ULTIMATE.start_writer_fn_~i~1#1| 1)) (.cse1 (= |c_ULTIMATE.start_writer_fn_~i~1#1| 0)) (.cse7 (< 7 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|)) (.cse6 (select .cse14 (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)))) (and (or (= |c_ULTIMATE.start_read~int_#value#1| 0) (and (<= .cse0 |c_ULTIMATE.start_read~int_#value#1|) .cse1)) (< .cse2 4) (<= (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 24) .cse3) (<= 0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 4)) (<= (+ (* .cse4 4) 12) .cse3) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (<= 0 |c_ULTIMATE.start_write~int_#value#1|) (<= 0 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (= |c_ULTIMATE.start_ring_enqueue_~r#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (< (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 19) .cse3) (<= 0 .cse2) (<= 0 |c_ULTIMATE.start_read~int_#value#1|) (<= 24 .cse3) (< |c_ULTIMATE.start_read~int_#value#1| 4) (< |c_ULTIMATE.start_write~int_#value#1| 4) (<= (+ |c_ULTIMATE.start_write~int_#sizeOfWrittenType#1| |c_ULTIMATE.start_write~int_#ptr#1.offset|) (select |c_#length| |c_ULTIMATE.start_write~int_#ptr#1.base|)) (<= (+ (* |c_ULTIMATE.start_read~int_#value#1| 4) 12) .cse5) (or (< (* 16 (div (+ (- 2) (* (- 1) .cse6)) 4)) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 9 (* .cse6 4))) .cse7) (<= 0 .cse8) (= |c_ULTIMATE.start_write~int_#ptr#1.offset| .cse9) (<= (+ (* 4 .cse8) 12) .cse5) (<= 0 |c_ULTIMATE.start_ring_enqueue_~r#1.offset|) (<= (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 24) .cse5) (or .cse7 (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (let ((.cse11 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse12 (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20))) (or (let ((.cse10 (select (store .cse11 |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) .cse12))) (< (* (div (+ (- 2) (* (- 1) .cse10)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* 4 .cse10) 9))) (< (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 4 (* (select .cse11 .cse12) 4)) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|))))) (<= 0 .cse6) (<= 0 .cse4) (= |c_ULTIMATE.start_write~int_#ptr#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (= |c_ULTIMATE.start_write~int_#ptr#1.offset| 20) (<= (+ (* 4 |c_ULTIMATE.start_write~int_#value#1|) 12) .cse3) (or (= |c_ULTIMATE.start_ring_enqueue_#t~mem7#1| 0) (and (<= .cse0 |c_ULTIMATE.start_ring_enqueue_#t~mem7#1|) .cse1)) (or .cse7 (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (or (let ((.cse13 (select (store (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)))) (< (* (div (+ (- 2) (* (- 1) .cse13)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* 4 .cse13) 9))) (< (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| (* |c_ULTIMATE.start_read~int_#value#1| 4) 4) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|)))) (= |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 0) (<= 0 |c_ULTIMATE.start_write~int_#ptr#1.offset|) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (< .cse6 4)))) is different from false [2022-10-04 02:28:11,378 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse9 (select |c_#memory_int| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse10 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base|))) (let ((.cse2 (select .cse10 20)) (.cse4 (select |c_#length| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse1 (select .cse9 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 20))) (.cse3 (select |c_#length| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base|)) (.cse0 (select .cse10 (+ 20 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|))) (.cse5 (select .cse9 20))) (and (< .cse0 4) (< .cse1 4) (<= (+ (* .cse2 4) 12) .cse3) (= |c_ULTIMATE.start_ring_enqueue_#in~r#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (<= (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 24) .cse4) (<= 0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 4)) (<= (+ (* .cse5 4) 12) .cse4) (<= 0 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (<= 0 .cse2) (< (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 19) .cse4) (<= 0 .cse1) (= |c_ULTIMATE.start_writer_fn_~r~1#1.offset| |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|) (<= 0 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|) (<= (+ |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset| 24) .cse3) (<= 0 .cse0) (= |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset| 0) (<= 0 .cse5) (or (< 7 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (let ((.cse7 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base|)) (.cse8 (+ 20 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|))) (or (let ((.cse6 (select (store .cse7 |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) .cse8))) (< (* (div (+ (- 2) (* (- 1) .cse6)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* .cse6 4) 9))) (< (+ (* 4 (select .cse7 .cse8)) 4 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|))))) (= |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 0)))) is different from false [2022-10-04 02:28:11,975 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base|))) (let ((.cse1 (select .cse6 20)) (.cse2 (select |c_#length| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base|)) (.cse0 (select .cse6 (+ 20 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|)))) (and (< .cse0 4) (<= (+ (* .cse1 4) 12) .cse2) (= |c_ULTIMATE.start_ring_enqueue_#in~r#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (<= 0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 4)) (<= 0 .cse1) (< (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 19) (select |c_#length| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (= |c_ULTIMATE.start_writer_fn_~r~1#1.offset| |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|) (<= 0 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|) (<= (+ |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset| 24) .cse2) (<= 0 .cse0) (= |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset| 0) (or (< 7 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (let ((.cse4 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_#in~r#1.base|)) (.cse5 (+ 20 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|))) (or (let ((.cse3 (select (store .cse4 |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) .cse5))) (< (* (div (+ (- 2) (* (- 1) .cse3)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* .cse3 4) 9))) (< (+ (* 4 (select .cse4 .cse5)) 4 |c_ULTIMATE.start_ring_enqueue_#in~r#1.offset|) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|)))))))) is different from false [2022-10-04 02:28:12,618 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|))) (let ((.cse0 (select .cse6 20)) (.cse1 (select |c_#length| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse5 (select .cse6 (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)))) (and (<= 0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 4)) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (= |c_ULTIMATE.start_ring_enqueue_~r#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (< (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 19) (select |c_#length| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (<= 0 .cse0) (<= (+ (* 4 .cse0) 12) .cse1) (<= 0 |c_ULTIMATE.start_ring_enqueue_~r#1.offset|) (<= (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 24) .cse1) (or (< 7 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (let ((.cse3 (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse4 (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20))) (or (let ((.cse2 (select (store .cse3 |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) .cse4))) (< (* (div (+ (- 2) (* (- 1) .cse2)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* 4 .cse2) 9))) (< (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 4 (* (select .cse3 .cse4) 4)) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|))))) (<= 0 .cse5) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (< .cse5 4)))) is different from false [2022-10-04 02:28:13,214 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20))) (let ((.cse1 (select |c_#length| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse0 (select (select |c_#memory_int| |c_ULTIMATE.start_read~int_#ptr#1.base|) |c_ULTIMATE.start_read~int_#ptr#1.offset|)) (.cse4 (select (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) .cse2))) (and (<= 0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 4)) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (= |c_ULTIMATE.start_ring_enqueue_~r#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (< (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 19) (select |c_#length| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (= |c_ULTIMATE.start_ring_enqueue_~r#1.base| |c_ULTIMATE.start_read~int_#ptr#1.base|) (<= (+ (* .cse0 4) 12) .cse1) (= .cse2 |c_ULTIMATE.start_read~int_#ptr#1.offset|) (or (< 7 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (or (let ((.cse3 (select (store (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)))) (< (* (div (+ (- 2) (* (- 1) .cse3)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* 4 .cse3) 9))) (< (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| (* (select (select |c_#memory_int| |c_ULTIMATE.start_read~int_#ptr#1.base|) |c_ULTIMATE.start_read~int_#ptr#1.offset|) 4) 4) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|)))) (<= 0 |c_ULTIMATE.start_ring_enqueue_~r#1.offset|) (<= (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 24) .cse1) (<= 0 .cse4) (<= 0 .cse0) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 0) (< .cse4 4)))) is different from false [2022-10-04 02:29:26,224 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#length| |c_ULTIMATE.start_writer_fn_~r~1#1.base|)) (.cse1 (select |c_#length| |c_ULTIMATE.start_ring_enqueue_~r#1.base|)) (.cse3 (< 7 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|))) (and (<= (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 24) .cse0) (<= 0 (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 4)) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (<= 0 |c_ULTIMATE.start_writer_fn_~r~1#1.offset|) (= |c_ULTIMATE.start_ring_enqueue_~r#1.base| |c_ULTIMATE.start_writer_fn_~r~1#1.base|) (< (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 19) .cse0) (<= 0 |c_ULTIMATE.start_read~int_#value#1|) (< |c_ULTIMATE.start_read~int_#value#1| 4) (<= (+ (* |c_ULTIMATE.start_read~int_#value#1| 4) 12) .cse1) (or (let ((.cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)))) (< (* 16 (div (+ (- 2) (* (- 1) .cse2)) 4)) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| 9 (* .cse2 4)))) .cse3) (<= 0 |c_ULTIMATE.start_ring_enqueue_~r#1.offset|) (<= (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 24) .cse1) (or .cse3 (forall ((|v_ULTIMATE.start_write~int_#ptr#1.offset_20| Int) (v_ArrVal_56 Int)) (or (let ((.cse4 (select (store (select |c_#memory_int| |c_ULTIMATE.start_ring_enqueue_~r#1.base|) |v_ULTIMATE.start_write~int_#ptr#1.offset_20| v_ArrVal_56) (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 20)))) (< (* (div (+ (- 2) (* (- 1) .cse4)) 4) 16) (+ |c_ULTIMATE.start_writer_fn_~r~1#1.offset| (* 4 .cse4) 9))) (< (+ |c_ULTIMATE.start_ring_enqueue_~r#1.offset| (* |c_ULTIMATE.start_read~int_#value#1| 4) 4) |v_ULTIMATE.start_write~int_#ptr#1.offset_20|)))) (= |c_ULTIMATE.start_ring_enqueue_~r#1.offset| 0))) is different from false [2022-10-04 02:30:12,875 WARN L233 SmtUtils]: Spent 8.28s on a formula simplification. DAG size of input: 81 DAG size of output: 60 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-10-04 02:30:44,554 WARN L230 Executor]: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2022-10-04 02:30:44,556 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 101 [2022-10-04 02:30:44,574 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-04 02:30:44,755 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-10-04 02:30:44,757 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:894) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:768) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:345) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.partialorder.MinimalSleepSetReduction.internalSuccessors(MinimalSleepSetReduction.java:152) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$0(INwaOutgoingLetterAndTransitionProvider.java:123) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.nextLetter(NestedIterator.java:69) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.next(NestedIterator.java:94) at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133) at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEachOrdered(ReferencePipeline.java:502) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:235) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:164) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:97) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:121) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:322) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:466) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) ... 58 more [2022-10-04 02:30:44,762 INFO L158 Benchmark]: Toolchain (without parser) took 312602.57ms. Allocated memory was 174.1MB in the beginning and 362.8MB in the end (delta: 188.7MB). Free memory was 125.3MB in the beginning and 238.9MB in the end (delta: -113.6MB). Peak memory consumption was 74.6MB. Max. memory is 8.0GB. [2022-10-04 02:30:44,762 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 174.1MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-04 02:30:44,762 INFO L158 Benchmark]: Boogie Preprocessor took 71.29ms. Allocated memory is still 174.1MB. Free memory was 125.2MB in the beginning and 122.4MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-10-04 02:30:44,763 INFO L158 Benchmark]: RCFGBuilder took 780.68ms. Allocated memory was 174.1MB in the beginning and 270.5MB in the end (delta: 96.5MB). Free memory was 122.4MB in the beginning and 231.8MB in the end (delta: -109.4MB). Peak memory consumption was 24.0MB. Max. memory is 8.0GB. [2022-10-04 02:30:44,763 INFO L158 Benchmark]: TraceAbstraction took 311738.87ms. Allocated memory was 270.5MB in the beginning and 362.8MB in the end (delta: 92.3MB). Free memory was 230.8MB in the beginning and 238.9MB in the end (delta: -8.2MB). Peak memory consumption was 84.1MB. Max. memory is 8.0GB. [2022-10-04 02:30:44,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13ms. Allocated memory is still 174.1MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 71.29ms. Allocated memory is still 174.1MB. Free memory was 125.2MB in the beginning and 122.4MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 780.68ms. Allocated memory was 174.1MB in the beginning and 270.5MB in the end (delta: 96.5MB). Free memory was 122.4MB in the beginning and 231.8MB in the end (delta: -109.4MB). Peak memory consumption was 24.0MB. Max. memory is 8.0GB. * TraceAbstraction took 311738.87ms. Allocated memory was 270.5MB in the beginning and 362.8MB in the end (delta: 92.3MB). Free memory was 230.8MB in the beginning and 238.9MB in the end (delta: -8.2MB). Peak memory consumption was 84.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:243) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-04 02:30:44,792 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 Received shutdown request...