/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/divinefifo_1w1r.line1133.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-09-29 22:24:42,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-29 22:24:42,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-29 22:24:42,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-29 22:24:42,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-29 22:24:42,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-29 22:24:42,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-29 22:24:42,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-29 22:24:42,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-29 22:24:42,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-29 22:24:42,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-29 22:24:42,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-29 22:24:42,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-29 22:24:42,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-29 22:24:42,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-29 22:24:42,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-29 22:24:42,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-29 22:24:42,669 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-29 22:24:42,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-29 22:24:42,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-29 22:24:42,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-29 22:24:42,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-29 22:24:42,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-29 22:24:42,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-29 22:24:42,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-09-29 22:24:42,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-29 22:24:42,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-29 22:24:42,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-29 22:24:42,692 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-09-29 22:24:42,710 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-29 22:24:42,711 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-29 22:24:42,711 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-29 22:24:42,711 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-29 22:24:42,712 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-29 22:24:42,712 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-29 22:24:42,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-29 22:24:42,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-29 22:24:42,713 INFO L138 SettingsManager]: * Use SBE=true [2022-09-29 22:24:42,713 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-29 22:24:42,714 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-29 22:24:42,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-29 22:24:42,715 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-29 22:24:42,715 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-29 22:24:42,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-29 22:24:42,715 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-29 22:24:42,715 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-29 22:24:42,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-29 22:24:42,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 22:24:42,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-29 22:24:42,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-29 22:24:42,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-29 22:24:42,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-29 22:24:42,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-29 22:24:42,716 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-29 22:24:42,716 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-09-29 22:24:42,716 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-09-29 22:24:42,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-29 22:24:42,717 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-09-29 22:24:42,717 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-09-29 22:24:42,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-09-29 22:24:42,717 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-09-29 22:24:42,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-29 22:24:42,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-29 22:24:42,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-29 22:24:42,988 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-09-29 22:24:42,989 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-09-29 22:24:42,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo_1w1r.line1133.bpl [2022-09-29 22:24:42,990 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo_1w1r.line1133.bpl' [2022-09-29 22:24:43,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-29 22:24:43,071 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-09-29 22:24:43,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-29 22:24:43,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-29 22:24:43,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-29 22:24:43,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-29 22:24:43,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-29 22:24:43,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-29 22:24:43,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-29 22:24:43,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/1) ... [2022-09-29 22:24:43,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-29 22:24:43,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:24:43,260 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) [2022-09-29 22:24:43,264 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 [2022-09-29 22:24:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-09-29 22:24:43,287 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-09-29 22:24:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-29 22:24:43,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-29 22:24:43,288 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-29 22:24:43,484 INFO L234 CfgBuilder]: Building ICFG [2022-09-29 22:24:43,485 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-29 22:24:44,458 INFO L275 CfgBuilder]: Performing block encoding [2022-09-29 22:24:44,476 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-29 22:24:44,476 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-09-29 22:24:44,479 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 10:24:44 BoogieIcfgContainer [2022-09-29 22:24:44,479 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-29 22:24:44,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-29 22:24:44,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-29 22:24:44,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-29 22:24:44,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 29.09 10:24:43" (1/2) ... [2022-09-29 22:24:44,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41938071 and model type divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.09 10:24:44, skipping insertion in model container [2022-09-29 22:24:44,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.09 10:24:44" (2/2) ... [2022-09-29 22:24:44,494 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.line1133.bpl [2022-09-29 22:24:44,502 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-29 22:24:44,513 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-29 22:24:44,514 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-09-29 22:24:44,514 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-29 22:24:44,660 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-09-29 22:24:44,715 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-09-29 22:24:44,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-09-29 22:24:44,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:24:44,719 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) [2022-09-29 22:24:44,745 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 [2022-09-29 22:24:44,760 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-09-29 22:24:44,768 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-09-29 22:24:44,775 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;@41f01288, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-09-29 22:24:44,775 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-09-29 22:24:45,072 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:24:45,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:24:45,078 INFO L85 PathProgramCache]: Analyzing trace with hash -2095045766, now seen corresponding path program 1 times [2022-09-29 22:24:45,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:24:45,085 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880570461] [2022-09-29 22:24:45,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:24:45,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:24:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:24:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 22:24:45,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:24:45,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880570461] [2022-09-29 22:24:45,520 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880570461] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:24:45,520 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:24:45,520 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-09-29 22:24:45,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854916738] [2022-09-29 22:24:45,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:24:45,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-09-29 22:24:45,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:24:45,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-09-29 22:24:45,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-09-29 22:24:45,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:24:45,558 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:24:45,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 188.0) internal successors, (376), 2 states have internal predecessors, (376), 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) [2022-09-29 22:24:45,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:24:45,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:24:45,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-09-29 22:24:45,790 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:24:45,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:24:45,791 INFO L85 PathProgramCache]: Analyzing trace with hash -2034029446, now seen corresponding path program 1 times [2022-09-29 22:24:45,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:24:45,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018405019] [2022-09-29 22:24:45,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:24:45,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:24:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:24:48,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 22:24:48,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:24:48,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018405019] [2022-09-29 22:24:48,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018405019] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:24:48,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:24:48,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [45] imperfect sequences [] total 45 [2022-09-29 22:24:48,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316361140] [2022-09-29 22:24:48,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:24:48,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2022-09-29 22:24:48,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:24:48,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2022-09-29 22:24:48,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1920, Unknown=0, NotChecked=0, Total=2070 [2022-09-29 22:24:48,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:24:48,263 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:24:48,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 45 states have (on average 9.866666666666667) internal successors, (444), 46 states have internal predecessors, (444), 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) [2022-09-29 22:24:48,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:24:48,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:24:59,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:24:59,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:24:59,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-09-29 22:24:59,745 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:24:59,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:24:59,746 INFO L85 PathProgramCache]: Analyzing trace with hash -2055890134, now seen corresponding path program 1 times [2022-09-29 22:24:59,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:24:59,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818812165] [2022-09-29 22:24:59,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:24:59,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:25:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:25:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 9990 backedges. 4090 proven. 4938 refuted. 0 times theorem prover too weak. 962 trivial. 0 not checked. [2022-09-29 22:25:05,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:25:05,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818812165] [2022-09-29 22:25:05,996 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818812165] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-29 22:25:05,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172747934] [2022-09-29 22:25:05,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:25:05,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-29 22:25:05,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:25:06,003 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) [2022-09-29 22:25:06,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-09-29 22:25:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:25:07,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 8382 conjuncts, 162 conjunts are in the unsatisfiable core [2022-09-29 22:25:07,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 22:25:09,703 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 6 treesize of output 5 [2022-09-29 22:25:09,706 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 6 treesize of output 5 [2022-09-29 22:25:11,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 22:25:11,504 INFO L356 Elim1Store]: treesize reduction 104, result has 14.0 percent of original size [2022-09-29 22:25:11,504 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 40 [2022-09-29 22:25:11,516 INFO L356 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-09-29 22:25:11,516 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 32 [2022-09-29 22:25:11,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 22:25:11,534 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-09-29 22:25:13,156 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2022-09-29 22:25:13,168 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2022-09-29 22:25:13,422 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 [2022-09-29 22:25:13,544 INFO L134 CoverageAnalysis]: Checked inductivity of 9990 backedges. 6347 proven. 352 refuted. 0 times theorem prover too weak. 3291 trivial. 0 not checked. [2022-09-29 22:25:13,544 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-09-29 22:25:13,689 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 10 treesize of output 8 [2022-09-29 22:25:15,229 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select (store |c_ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_fifo_pop_#t~mem40#1.base| (store (select |c_ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_fifo_pop_#t~mem40#1.base|) |c_ULTIMATE.start_fifo_pop_#t~mem40#1.offset| |c_ULTIMATE.start_fifo_pop_#t~mem41#1.base|)) |c_ULTIMATE.start_fifo_pop_~self#1.base|))) (let ((.cse1 (select .cse0 |c_ULTIMATE.start_fifo_pop_~self#1.offset|))) (or (and (= (select .cse0 (+ |c_ULTIMATE.start_fifo_pop_~self#1.offset| 4)) .cse1) (forall ((v_ArrVal_585 (Array Int Int))) (let ((.cse2 (select (store |c_ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_fifo_pop_#t~mem40#1.base| v_ArrVal_585) |c_ULTIMATE.start_fifo_pop_~self#1.base|))) (= (select .cse2 |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select .cse2 (+ |c_ULTIMATE.start_fifo_pop_~self#1.offset| 4)))))) (not (<= 0 |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| .cse1)))) is different from false [2022-09-29 22:25:17,547 INFO L134 CoverageAnalysis]: Checked inductivity of 9990 backedges. 6474 proven. 0 refuted. 0 times theorem prover too weak. 3516 trivial. 0 not checked. [2022-09-29 22:25:17,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172747934] provided 1 perfect and 1 imperfect interpolant sequences [2022-09-29 22:25:17,547 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-09-29 22:25:17,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [51, 50] total 133 [2022-09-29 22:25:17,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086633266] [2022-09-29 22:25:17,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:25:17,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2022-09-29 22:25:17,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:25:17,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2022-09-29 22:25:17,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=678, Invalid=16493, Unknown=125, NotChecked=260, Total=17556 [2022-09-29 22:25:17,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:25:17,561 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:25:17,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 42.68421052631579) internal successors, (1622), 38 states have internal predecessors, (1622), 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) [2022-09-29 22:25:17,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:25:17,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:25:17,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:25:31,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:25:31,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:25:31,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:25:31,146 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-09-29 22:25:31,327 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 [2022-09-29 22:25:31,328 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:25:31,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:25:31,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1812384862, now seen corresponding path program 1 times [2022-09-29 22:25:31,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:25:31,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365492017] [2022-09-29 22:25:31,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:25:31,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:25:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:25:39,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12242 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 12032 trivial. 0 not checked. [2022-09-29 22:25:39,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:25:39,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365492017] [2022-09-29 22:25:39,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365492017] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:25:39,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:25:39,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [74] imperfect sequences [] total 74 [2022-09-29 22:25:39,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932619732] [2022-09-29 22:25:39,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:25:39,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2022-09-29 22:25:39,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:25:39,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2022-09-29 22:25:39,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=244, Invalid=5158, Unknown=0, NotChecked=0, Total=5402 [2022-09-29 22:25:39,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:25:39,667 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:25:39,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 15.95945945945946) internal successors, (1181), 74 states have internal predecessors, (1181), 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) [2022-09-29 22:25:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:25:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:25:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:25:39,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:04,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:05,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:26:05,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:26:05,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2022-09-29 22:26:05,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-09-29 22:26:05,001 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:26:05,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:26:05,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1215407014, now seen corresponding path program 2 times [2022-09-29 22:26:05,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:26:05,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089538308] [2022-09-29 22:26:05,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:26:05,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:26:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:26:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 12618 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 12378 trivial. 0 not checked. [2022-09-29 22:26:15,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:26:15,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089538308] [2022-09-29 22:26:15,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089538308] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:26:15,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:26:15,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [71] imperfect sequences [] total 71 [2022-09-29 22:26:15,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836098212] [2022-09-29 22:26:15,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:26:15,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2022-09-29 22:26:15,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:26:15,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2022-09-29 22:26:15,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=4752, Unknown=0, NotChecked=0, Total=4970 [2022-09-29 22:26:15,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:15,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:26:15,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 16.774647887323944) internal successors, (1191), 71 states have internal predecessors, (1191), 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) [2022-09-29 22:26:15,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:15,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:26:15,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:26:15,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2022-09-29 22:26:15,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:38,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:38,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:26:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:26:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-09-29 22:26:38,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-09-29 22:26:38,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-09-29 22:26:38,430 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:26:38,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:26:38,431 INFO L85 PathProgramCache]: Analyzing trace with hash -2011811928, now seen corresponding path program 3 times [2022-09-29 22:26:38,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:26:38,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285968417] [2022-09-29 22:26:38,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:26:38,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:26:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:26:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 13152 backedges. 636 proven. 0 refuted. 0 times theorem prover too weak. 12516 trivial. 0 not checked. [2022-09-29 22:26:47,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:26:47,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285968417] [2022-09-29 22:26:47,615 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285968417] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:26:47,615 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:26:47,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [73] imperfect sequences [] total 73 [2022-09-29 22:26:47,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057071110] [2022-09-29 22:26:47,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:26:47,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2022-09-29 22:26:47,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:26:47,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2022-09-29 22:26:47,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=5030, Unknown=0, NotChecked=0, Total=5256 [2022-09-29 22:26:47,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:47,623 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:26:47,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 17.84931506849315) internal successors, (1303), 73 states have internal predecessors, (1303), 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) [2022-09-29 22:26:47,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:26:47,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:26:47,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:26:47,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-09-29 22:26:47,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-09-29 22:26:47,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:12,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:12,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:27:12,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:27:12,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-09-29 22:27:12,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2022-09-29 22:27:12,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2022-09-29 22:27:12,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-09-29 22:27:12,393 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:27:12,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:27:12,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1289477314, now seen corresponding path program 4 times [2022-09-29 22:27:12,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:27:12,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065167568] [2022-09-29 22:27:12,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:27:12,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:27:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:27:19,428 INFO L134 CoverageAnalysis]: Checked inductivity of 12618 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 12436 trivial. 0 not checked. [2022-09-29 22:27:19,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:27:19,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065167568] [2022-09-29 22:27:19,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065167568] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:27:19,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:27:19,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2022-09-29 22:27:19,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340486232] [2022-09-29 22:27:19,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:27:19,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2022-09-29 22:27:19,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:27:19,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2022-09-29 22:27:19,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=3592, Unknown=0, NotChecked=0, Total=3782 [2022-09-29 22:27:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:19,435 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:27:19,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 18.612903225806452) internal successors, (1154), 62 states have internal predecessors, (1154), 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) [2022-09-29 22:27:19,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:19,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-09-29 22:27:19,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:27:19,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-09-29 22:27:19,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2022-09-29 22:27:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2022-09-29 22:27:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-09-29 22:27:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:27:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-09-29 22:27:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2022-09-29 22:27:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-09-29 22:27:40,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-09-29 22:27:40,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-09-29 22:27:40,308 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:27:40,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:27:40,309 INFO L85 PathProgramCache]: Analyzing trace with hash 942179766, now seen corresponding path program 1 times [2022-09-29 22:27:40,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:27:40,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164912193] [2022-09-29 22:27:40,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:27:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:27:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:27:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12214 backedges. 1271 proven. 0 refuted. 0 times theorem prover too weak. 10943 trivial. 0 not checked. [2022-09-29 22:27:46,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:27:46,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164912193] [2022-09-29 22:27:46,024 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164912193] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:27:46,024 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:27:46,025 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [73] imperfect sequences [] total 73 [2022-09-29 22:27:46,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076907855] [2022-09-29 22:27:46,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:27:46,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 73 states [2022-09-29 22:27:46,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:27:46,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2022-09-29 22:27:46,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=5033, Unknown=0, NotChecked=0, Total=5256 [2022-09-29 22:27:46,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:46,031 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:27:46,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 73 states, 73 states have (on average 17.041095890410958) internal successors, (1244), 73 states have internal predecessors, (1244), 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) [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-09-29 22:27:46,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:28:09,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:28:09,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-09-29 22:28:09,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:28:09,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-09-29 22:28:09,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2022-09-29 22:28:09,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-09-29 22:28:09,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-09-29 22:28:09,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-09-29 22:28:09,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-09-29 22:28:09,503 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:28:09,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:28:09,504 INFO L85 PathProgramCache]: Analyzing trace with hash -1718348392, now seen corresponding path program 1 times [2022-09-29 22:28:09,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:28:09,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863382525] [2022-09-29 22:28:09,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:28:09,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:28:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:28:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 14214 backedges. 1642 proven. 0 refuted. 0 times theorem prover too weak. 12572 trivial. 0 not checked. [2022-09-29 22:28:15,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:28:15,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863382525] [2022-09-29 22:28:15,900 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863382525] provided 1 perfect and 0 imperfect interpolant sequences [2022-09-29 22:28:15,900 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-09-29 22:28:15,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [80] imperfect sequences [] total 80 [2022-09-29 22:28:15,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359891880] [2022-09-29 22:28:15,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-09-29 22:28:15,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 80 states [2022-09-29 22:28:15,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-09-29 22:28:15,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2022-09-29 22:28:15,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=251, Invalid=6069, Unknown=0, NotChecked=0, Total=6320 [2022-09-29 22:28:15,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:28:15,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-09-29 22:28:15,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 80 states, 80 states have (on average 15.9) internal successors, (1272), 80 states have internal predecessors, (1272), 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) [2022-09-29 22:28:15,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:28:15,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2022-09-29 22:28:15,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:28:15,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2022-09-29 22:28:15,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2022-09-29 22:28:15,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 124 states. [2022-09-29 22:28:15,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2022-09-29 22:28:15,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-09-29 22:28:15,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:28:44,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-09-29 22:28:44,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-09-29 22:28:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-09-29 22:28:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2022-09-29 22:28:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2022-09-29 22:28:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-09-29 22:28:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-09-29 22:28:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 124 states. [2022-09-29 22:28:44,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2022-09-29 22:28:44,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-09-29 22:28:44,906 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-09-29 22:28:44,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-09-29 22:28:44,907 INFO L85 PathProgramCache]: Analyzing trace with hash 47318358, now seen corresponding path program 1 times [2022-09-29 22:28:44,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-09-29 22:28:44,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563402487] [2022-09-29 22:28:44,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:28:44,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-09-29 22:28:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:28:47,857 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-09-29 22:28:47,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-09-29 22:28:47,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563402487] [2022-09-29 22:28:47,858 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563402487] provided 0 perfect and 1 imperfect interpolant sequences [2022-09-29 22:28:47,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075876397] [2022-09-29 22:28:47,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-09-29 22:28:47,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-29 22:28:47,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-29 22:28:47,862 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-09-29 22:28:47,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-09-29 22:28:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-09-29 22:28:48,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1985 conjuncts, 199 conjunts are in the unsatisfiable core [2022-09-29 22:28:48,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-09-29 22:28:48,986 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 [2022-09-29 22:28:50,039 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 11 treesize of output 7 [2022-09-29 22:28:50,046 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 11 treesize of output 7 [2022-09-29 22:28:51,521 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-09-29 22:28:51,521 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 [2022-09-29 22:28:51,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 22:28:51,732 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 16 treesize of output 18 [2022-09-29 22:28:52,162 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 14 treesize of output 16 [2022-09-29 22:28:52,167 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 34 treesize of output 32 [2022-09-29 22:28:56,143 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-09-29 22:28:56,144 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2022-09-29 22:28:56,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-09-29 22:28:56,150 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 18 treesize of output 20 [2022-09-29 22:28:59,093 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 15 treesize of output 7 [2022-09-29 22:28:59,096 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 26 treesize of output 14 [2022-09-29 22:28:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 179 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-09-29 22:28:59,318 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-09-29 22:29:01,463 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse0 (select (select (store |c_ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base| v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base| v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|)))))) is different from false [2022-09-29 22:29:01,493 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse0 (select (select (store |c_ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_fifo_pop_#t~mem40#1.base| v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_ULTIMATE.start_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_fifo_pop_#t~mem40#1.base| v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|)))))) is different from false [2022-09-29 22:29:01,505 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_fifo_pop_#t~mem40#1.base| v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_#t~mem40#1.base| v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|)))))) is different from false [2022-09-29 22:29:01,567 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_read~$Pointer$_#value#1.base| v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_read~$Pointer$_#value#1.base| v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (< .cse0 0)))) is different from false [2022-09-29 22:29:01,575 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_read~$Pointer$_#ptr#1.base|) |c_ULTIMATE.start_read~$Pointer$_#ptr#1.offset|))) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (< .cse0 0))))) is different from false [2022-09-29 22:29:01,600 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|))) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (< .cse0 0))))) is different from false [2022-09-29 22:29:01,942 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_#in~self#1.base|) |c_ULTIMATE.start_fifo_pop_#in~self#1.offset|))) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))))))) is different from false [2022-09-29 22:29:01,954 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int))) (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (let ((.cse0 (select (select (store |c_#memory_$Pointer$.offset| .cse1 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select |c_#length| (select (select (store |c_#memory_$Pointer$.base| .cse1 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))))))) is different from false [2022-09-29 22:29:03,112 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int)) (v_ArrVal_2851 (Array Int Int)) (v_ArrVal_2850 (Array Int Int))) (let ((.cse1 (store |c_ULTIMATE.start_write~int_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_write~int_#ptr#1.base| v_ArrVal_2850))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (let ((.cse0 (select (select (store (store |c_ULTIMATE.start_write~int_old_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_write~int_#ptr#1.base| v_ArrVal_2851) .cse2 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< (+ 19 .cse0) (select |c_#length| (select (select (store .cse1 .cse2 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (< .cse0 0)))))) is different from false [2022-09-29 22:29:03,142 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int)) (v_ArrVal_2851 (Array Int Int)) (v_ArrVal_2850 (Array Int Int))) (let ((.cse1 (store |c_ULTIMATE.start_write~int_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_main_~#p~0#1.base| v_ArrVal_2850))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (let ((.cse0 (select (select (store (store |c_ULTIMATE.start_write~int_old_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_main_~#p~0#1.base| v_ArrVal_2851) .cse2 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< (+ 19 .cse0) (select |c_#length| (select (select (store .cse1 .cse2 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (< .cse0 0)))))) is different from false [2022-09-29 22:29:03,157 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int)) (v_ArrVal_2851 (Array Int Int)) (v_ArrVal_2850 (Array Int Int))) (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#p~0#1.base| v_ArrVal_2850))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (let ((.cse0 (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#p~0#1.base| v_ArrVal_2851) .cse2 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select |c_#length| (select (select (store .cse1 .cse2 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|)))))))) is different from false [2022-09-29 22:29:03,197 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int)) (v_ArrVal_2851 (Array Int Int)) (v_ArrVal_2850 (Array Int Int))) (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2850))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (let ((.cse0 (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2851) .cse2 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< (+ 19 .cse0) (select |c_#length| (select (select (store .cse1 .cse2 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (< .cse0 0)))))) is different from false [2022-09-29 22:29:03,212 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2849 Int) (v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int)) (v_ArrVal_2851 (Array Int Int)) (v_ArrVal_2850 (Array Int Int))) (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2850))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (let ((.cse0 (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2851) .cse2 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select (store |c_ULTIMATE.start_#Ultimate.allocOnStack_old_#length#1| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2849) (select (select (store .cse1 .cse2 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|)))))))) is different from false [2022-09-29 22:29:03,226 WARN L833 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_2849 Int) (v_ArrVal_2853 (Array Int Int)) (v_ArrVal_2852 (Array Int Int)) (v_ArrVal_2851 (Array Int Int)) (v_ArrVal_2850 (Array Int Int))) (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2850))) (let ((.cse2 (select (select .cse1 |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (let ((.cse0 (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2851) .cse2 v_ArrVal_2852) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|))) (or (< .cse0 0) (< (+ 19 .cse0) (select (store |c_ULTIMATE.start_#Ultimate.allocOnStack_old_#length#1| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base| v_ArrVal_2849) (select (select (store .cse1 .cse2 v_ArrVal_2853) |c_ULTIMATE.start_main_~#q~1#1.base|) |c_ULTIMATE.start_main_~#q~1#1.offset|)))))))) (not (< |c_#StackHeapBarrier| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base|))) is different from false [2022-09-29 22:29:05,270 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-29 22:29:05,271 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 1 case distinctions, treesize of input 113 treesize of output 89 [2022-09-29 22:29:05,290 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-29 22:29:05,290 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 1 case distinctions, treesize of input 81 treesize of output 73 [2022-09-29 22:29:05,299 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-29 22:29:05,299 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 399 treesize of output 362 [2022-09-29 22:29:05,315 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-09-29 22:29:05,315 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 1891 treesize of output 1818 [2022-09-29 22:29:05,334 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 1570 treesize of output 1506 [2022-09-29 22:29:05,345 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 1739 treesize of output 1699 [2022-09-29 22:29:05,356 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 1592 treesize of output 1492 [2022-09-29 22:29:05,368 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 1599 treesize of output 1519 Received shutdown request... [2022-09-29 22:37:35,519 WARN L249 SmtUtils]: Removed 1 from assertion stack [2022-09-29 22:37:35,523 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-09-29 22:37:35,551 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 [2022-09-29 22:37:35,551 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-09-29 22:37:35,551 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 [2022-09-29 22:37:35,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-09-29 22:37:35,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-09-29 22:37:35,740 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 823 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2022-09-29 22:37:35,744 INFO L444 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1, 1] [2022-09-29 22:37:35,746 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/2) [2022-09-29 22:37:35,748 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-09-29 22:37:35,748 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-09-29 22:37:35,756 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line1133.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.09 10:37:35 BasicIcfg [2022-09-29 22:37:35,756 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-09-29 22:37:35,757 INFO L158 Benchmark]: Toolchain (without parser) took 772685.31ms. Allocated memory was 192.9MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 140.9MB in the beginning and 905.7MB in the end (delta: -764.7MB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2022-09-29 22:37:35,757 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 192.9MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-09-29 22:37:35,757 INFO L158 Benchmark]: Boogie Preprocessor took 135.42ms. Allocated memory is still 192.9MB. Free memory was 140.8MB in the beginning and 162.0MB in the end (delta: -21.2MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. [2022-09-29 22:37:35,757 INFO L158 Benchmark]: RCFGBuilder took 1270.44ms. Allocated memory was 192.9MB in the beginning and 255.9MB in the end (delta: 62.9MB). Free memory was 162.0MB in the beginning and 201.4MB in the end (delta: -39.4MB). Peak memory consumption was 61.6MB. Max. memory is 8.0GB. [2022-09-29 22:37:35,758 INFO L158 Benchmark]: TraceAbstraction took 771273.48ms. Allocated memory was 255.9MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 200.9MB in the beginning and 905.7MB in the end (delta: -704.8MB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2022-09-29 22:37:35,762 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 192.9MB. Free memory is still 146.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 135.42ms. Allocated memory is still 192.9MB. Free memory was 140.8MB in the beginning and 162.0MB in the end (delta: -21.2MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB. * RCFGBuilder took 1270.44ms. Allocated memory was 192.9MB in the beginning and 255.9MB in the end (delta: 62.9MB). Free memory was 162.0MB in the beginning and 201.4MB in the end (delta: -39.4MB). Peak memory consumption was 61.6MB. Max. memory is 8.0GB. * TraceAbstraction took 771273.48ms. Allocated memory was 255.9MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 200.9MB in the beginning and 905.7MB in the end (delta: -704.8MB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 160, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 8, negative conditional: 8, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 152, Positive cache size: 152, Positive conditional cache size: 0, Positive unconditional cache size: 152, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 8, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 605, positive: 584, positive conditional: 584, positive unconditional: 0, negative: 21, negative conditional: 21, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 586, Positive cache size: 586, Positive conditional cache size: 0, Positive unconditional cache size: 586, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 29, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 15308, positive: 14844, positive conditional: 14844, positive unconditional: 0, negative: 464, negative conditional: 464, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 13508, Positive cache size: 13476, Positive conditional cache size: 0, Positive unconditional cache size: 13476, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32, Independence queries for same thread: 461, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 31366, positive: 30368, positive conditional: 30368, positive unconditional: 0, negative: 998, negative conditional: 998, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 26624, Positive cache size: 26503, Positive conditional cache size: 0, Positive unconditional cache size: 26503, Negative cache size: 121, Negative conditional cache size: 0, Negative unconditional cache size: 121, Independence queries for same thread: 1314, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 31408, positive: 30414, positive conditional: 30414, positive unconditional: 0, negative: 994, negative conditional: 994, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 26777, Positive cache size: 26655, Positive conditional cache size: 0, Positive unconditional cache size: 26655, Negative cache size: 122, Negative conditional cache size: 0, Negative unconditional cache size: 122, Independence queries for same thread: 2163, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 31677, positive: 30662, positive conditional: 30662, positive unconditional: 0, negative: 1015, negative conditional: 1015, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 31606, Positive cache size: 31467, Positive conditional cache size: 0, Positive unconditional cache size: 31467, Negative cache size: 139, Negative conditional cache size: 0, Negative unconditional cache size: 139, Independence queries for same thread: 3032, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 32342, positive: 31315, positive conditional: 31315, positive unconditional: 0, negative: 1027, negative conditional: 1027, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 32163, Positive cache size: 32021, Positive conditional cache size: 0, Positive unconditional cache size: 32021, Negative cache size: 142, Negative conditional cache size: 0, Negative unconditional cache size: 142, Independence queries for same thread: 3909, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 31065, positive: 30079, positive conditional: 30079, positive unconditional: 0, negative: 986, negative conditional: 986, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 32414, Positive cache size: 32272, Positive conditional cache size: 0, Positive unconditional cache size: 32272, Negative cache size: 142, Negative conditional cache size: 0, Negative unconditional cache size: 142, Independence queries for same thread: 4750, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 31646, positive: 30641, positive conditional: 30641, positive unconditional: 0, negative: 1005, negative conditional: 1005, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 32636, Positive cache size: 32494, Positive conditional cache size: 0, Positive unconditional cache size: 32494, Negative cache size: 142, Negative conditional cache size: 0, Negative unconditional cache size: 142, Independence queries for same thread: 5610, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3215, positive: 3107, positive conditional: 3107, positive unconditional: 0, negative: 108, negative conditional: 108, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 208792, positive: 202166, positive conditional: 202166, positive unconditional: 0, negative: 6626, negative conditional: 6626, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 203074, positive: 202166, positive conditional: 0, positive unconditional: 202166, negative: 908, negative conditional: 0, negative unconditional: 908, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 32655, positive: 32513, positive conditional: 0, positive unconditional: 32513, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 203074, positive: 169653, positive conditional: 0, positive unconditional: 169653, negative: 766, negative conditional: 0, negative unconditional: 766, unknown: 32655, unknown conditional: 0, unknown unconditional: 32655] , Statistics on independence cache: Total cache size (in pairs): 32655, Positive cache size: 32513, Positive conditional cache size: 0, Positive unconditional cache size: 32513, Negative cache size: 142, Negative conditional cache size: 0, Negative unconditional cache size: 142, Independence queries for same thread: 5718, Statistics for Abstraction: - TimeoutResultAtElement [Line: 1133]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 823 with TraceHistMax 2,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ∧-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances CFG has 3 procedures, 1438 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 771.0s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 171.8s, 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: 845, 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: 0.6s SsaConstructionTime, 11.7s SatisfiabilityAnalysisTime, 54.7s InterpolantComputationTime, 31311 NumberOfCodeBlocks, 31311 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 34654 ConstructedInterpolants, 22 QuantifiedInterpolants, 148107 SizeOfPredicates, 97 NumberOfNonLiveVariables, 8382 ConjunctsInSsa, 162 ConjunctsInUnsatCore, 11 InterpolantComputations, 9 PerfectInterpolantSequences, 101738/107028 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