/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.line1195.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-5c708e3-m [2022-10-03 15:16:50,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-03 15:16:50,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-03 15:16:50,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-03 15:16:50,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-03 15:16:50,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-03 15:16:50,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-03 15:16:50,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-03 15:16:50,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-03 15:16:50,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-03 15:16:50,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-03 15:16:50,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-03 15:16:50,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-03 15:16:50,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-03 15:16:50,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-03 15:16:50,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-03 15:16:50,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-03 15:16:50,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-03 15:16:50,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-03 15:16:50,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-03 15:16:50,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-03 15:16:50,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-03 15:16:50,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-03 15:16:50,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-03 15:16:50,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-10-03 15:16:50,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-03 15:16:50,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-03 15:16:50,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-03 15:16:50,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep-VarAbsGlobalSyntactic.epf [2022-10-03 15:16:50,630 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-03 15:16:50,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-03 15:16:50,631 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-03 15:16:50,631 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-03 15:16:50,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-03 15:16:50,632 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-03 15:16:50,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-03 15:16:50,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-03 15:16:50,632 INFO L138 SettingsManager]: * Use SBE=true [2022-10-03 15:16:50,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-03 15:16:50,633 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-03 15:16:50,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-03 15:16:50,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-03 15:16:50,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-03 15:16:50,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-03 15:16:50,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-03 15:16:50,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-03 15:16:50,634 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-03 15:16:50,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-03 15:16:50,634 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-03 15:16:50,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-03 15:16:50,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-03 15:16:50,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-03 15:16:50,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-03 15:16:50,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-03 15:16:50,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 15:16:50,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-03 15:16:50,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-03 15:16:50,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-03 15:16:50,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-03 15:16:50,636 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-03 15:16:50,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-03 15:16:50,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-03 15:16:50,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-03 15:16:50,848 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-03 15:16:50,857 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-03 15:16:50,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo_1w1r.line1195.bpl [2022-10-03 15:16:50,858 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/divinefifo_1w1r.line1195.bpl' [2022-10-03 15:16:50,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-03 15:16:50,918 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2022-10-03 15:16:50,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-03 15:16:50,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-03 15:16:50,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-03 15:16:50,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:50,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:50,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:50,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:51,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:51,021 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:51,036 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:51,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-03 15:16:51,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-03 15:16:51,046 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-03 15:16:51,046 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-03 15:16:51,055 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/1) ... [2022-10-03 15:16:51,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-03 15:16:51,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:16:51,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-03 15:16:51,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-03 15:16:51,161 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-03 15:16:51,161 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-03 15:16:51,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-03 15:16:51,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-03 15:16:51,163 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-03 15:16:51,297 INFO L234 CfgBuilder]: Building ICFG [2022-10-03 15:16:51,298 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-03 15:16:52,337 INFO L275 CfgBuilder]: Performing block encoding [2022-10-03 15:16:52,359 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-03 15:16:52,359 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-03 15:16:52,362 INFO L202 PluginConnector]: Adding new model divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 03:16:52 BoogieIcfgContainer [2022-10-03 15:16:52,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-03 15:16:52,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-03 15:16:52,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-03 15:16:52,369 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-03 15:16:52,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 03:16:50" (1/2) ... [2022-10-03 15:16:52,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e50c0af and model type divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 03:16:52, skipping insertion in model container [2022-10-03 15:16:52,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo_1w1r.line1195.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 03:16:52" (2/2) ... [2022-10-03 15:16:52,371 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo_1w1r.line1195.bpl [2022-10-03 15:16:52,377 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-03 15:16:52,385 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-03 15:16:52,385 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-03 15:16:52,385 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-03 15:16:52,630 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-03 15:16:52,760 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-03 15:16:52,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-03 15:16:52,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:16:52,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-03 15:16:52,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-03 15:16:52,814 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-10-03 15:16:52,823 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-03 15:16:52,832 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;@59a0d708, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-03 15:16:52,832 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-03 15:16:53,244 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:16:53,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:16:53,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1941170440, now seen corresponding path program 1 times [2022-10-03 15:16:53,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:16:53,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046038418] [2022-10-03 15:16:53,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:16:53,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:16:53,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:16:53,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:16:53,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:16:53,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046038418] [2022-10-03 15:16:53,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046038418] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:16:53,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:16:53,679 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-03 15:16:53,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405093203] [2022-10-03 15:16:53,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:16:53,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-03 15:16:53,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:16:53,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-03 15:16:53,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-03 15:16:53,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:16:53,716 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:16:53,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 210.0) internal successors, (420), 2 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-03 15:16:53,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:16:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:16:53,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-03 15:16:53,973 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:16:53,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:16:53,975 INFO L85 PathProgramCache]: Analyzing trace with hash -2146273692, now seen corresponding path program 1 times [2022-10-03 15:16:53,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:16:53,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627693302] [2022-10-03 15:16:53,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:16:53,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:16:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:16:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:16:57,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:16:57,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627693302] [2022-10-03 15:16:57,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627693302] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:16:57,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:16:57,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [70] imperfect sequences [] total 70 [2022-10-03 15:16:57,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699947423] [2022-10-03 15:16:57,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:16:57,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2022-10-03 15:16:57,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:16:57,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2022-10-03 15:16:57,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=4618, Unknown=0, NotChecked=0, Total=4830 [2022-10-03 15:16:57,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:16:57,444 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:16:57,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 6.957142857142857) internal successors, (487), 70 states have internal predecessors, (487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-03 15:16:57,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:16:57,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:16,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:16,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2022-10-03 15:17:16,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-03 15:17:16,169 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:17:16,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:17:16,170 INFO L85 PathProgramCache]: Analyzing trace with hash -2011191301, now seen corresponding path program 1 times [2022-10-03 15:17:16,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:17:16,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626866545] [2022-10-03 15:17:16,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:17:16,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:17:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:17:17,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-03 15:17:17,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:17:17,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626866545] [2022-10-03 15:17:17,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626866545] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:17:17,402 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:17:17,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2022-10-03 15:17:17,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991950882] [2022-10-03 15:17:17,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:17:17,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2022-10-03 15:17:17,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:17:17,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2022-10-03 15:17:17,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1830, Unknown=0, NotChecked=0, Total=1980 [2022-10-03 15:17:17,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:17,405 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:17:17,405 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 9.772727272727273) internal successors, (430), 45 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-03 15:17:17,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:17,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2022-10-03 15:17:17,405 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:29,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:29,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-03 15:17:29,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-10-03 15:17:29,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-03 15:17:29,417 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:17:29,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:17:29,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1845644009, now seen corresponding path program 1 times [2022-10-03 15:17:29,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:17:29,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050301899] [2022-10-03 15:17:29,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:17:29,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:17:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:17:38,162 INFO L134 CoverageAnalysis]: Checked inductivity of 25532 backedges. 1766 proven. 0 refuted. 0 times theorem prover too weak. 23766 trivial. 0 not checked. [2022-10-03 15:17:38,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:17:38,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050301899] [2022-10-03 15:17:38,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050301899] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:17:38,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-03 15:17:38,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [75] imperfect sequences [] total 75 [2022-10-03 15:17:38,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093786189] [2022-10-03 15:17:38,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:17:38,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2022-10-03 15:17:38,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:17:38,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2022-10-03 15:17:38,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=5315, Unknown=0, NotChecked=0, Total=5550 [2022-10-03 15:17:38,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:38,168 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:17:38,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 17.133333333333333) internal successors, (1285), 75 states have internal predecessors, (1285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-03 15:17:38,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:38,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2022-10-03 15:17:38,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2022-10-03 15:17:38,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:57,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:17:57,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-03 15:17:57,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-10-03 15:17:57,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-10-03 15:17:57,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-03 15:17:57,656 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:17:57,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:17:57,657 INFO L85 PathProgramCache]: Analyzing trace with hash -751650784, now seen corresponding path program 1 times [2022-10-03 15:17:57,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:17:57,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107655377] [2022-10-03 15:17:57,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:17:57,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:17:58,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:18:01,525 INFO L134 CoverageAnalysis]: Checked inductivity of 11882 backedges. 8837 proven. 1028 refuted. 0 times theorem prover too weak. 2017 trivial. 0 not checked. [2022-10-03 15:18:01,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:18:01,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107655377] [2022-10-03 15:18:01,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107655377] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 15:18:01,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186412796] [2022-10-03 15:18:01,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:18:01,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 15:18:01,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:18:01,528 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-03 15:18:01,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-03 15:18:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:18:02,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 9320 conjuncts, 90 conjunts are in the unsatisfiable core [2022-10-03 15:18:02,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 15:18:08,984 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 [2022-10-03 15:18:09,676 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 10 treesize of output 9 [2022-10-03 15:18:10,595 INFO L356 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-10-03 15:18:10,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 16 treesize of output 18 [2022-10-03 15:18:10,914 INFO L356 Elim1Store]: treesize reduction 4, result has 75.0 percent of original size [2022-10-03 15:18:10,914 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 19 treesize of output 19 [2022-10-03 15:18:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 11882 backedges. 4447 proven. 4469 refuted. 0 times theorem prover too weak. 2966 trivial. 0 not checked. [2022-10-03 15:18:11,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-03 15:18:11,315 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int))) (not (= (store |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base| v_ArrVal_1165) |c_#memory_$Pointer$.base|))) is different from false [2022-10-03 15:18:11,666 WARN L833 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_ULTIMATE.dealloc_~addr#1.base| Int) (v_ArrVal_1165 (Array Int Int))) (not (= (select (store |c_ULTIMATE.start_ULTIMATE.dealloc_old_#valid#1| |ULTIMATE.start_ULTIMATE.dealloc_~addr#1.base| 0) (select (select (store |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) 1))) is different from false [2022-10-03 15:18:11,676 WARN L833 $PredicateComparison]: unable to prove that (forall ((|ULTIMATE.start_ULTIMATE.dealloc_~addr#1.base| Int) (v_ArrVal_1165 (Array Int Int))) (not (= (select (store |c_#valid| |ULTIMATE.start_ULTIMATE.dealloc_~addr#1.base| 0) (select (select (store |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) 1))) is different from false [2022-10-03 15:18:12,009 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 34 treesize of output 25 [2022-10-03 15:18:12,012 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int))) (= |c_ULTIMATE.start_ULTIMATE.dealloc_~addr#1.base| (select (select (store |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|))) is different from false [2022-10-03 15:18:12,017 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int))) (= |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base| (select (select (store |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|))) is different from false [2022-10-03 15:18:12,062 WARN L833 $PredicateComparison]: unable to prove that (forall ((|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (forall ((v_ArrVal_1165 (Array Int Int))) (= |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base| (select (select (store |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|))) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,072 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,130 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_#t~mem35#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,138 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_read~$Pointer$_#value#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,143 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_read~$Pointer$_#ptr#1.base|) |c_ULTIMATE.start_read~$Pointer$_#ptr#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,157 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_drop_head_~self#1.base|) |c_ULTIMATE.start_fifo_drop_head_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,165 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,174 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) is different from false [2022-10-03 15:18:12,341 INFO L356 Elim1Store]: treesize reduction 15, result has 64.3 percent of original size [2022-10-03 15:18:12,341 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 2 case distinctions, treesize of input 58 treesize of output 64 [2022-10-03 15:18:12,348 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-10-03 15:18:12,348 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 88 treesize of output 79 [2022-10-03 15:18:12,352 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 54 treesize of output 50 [2022-10-03 15:18:14,867 INFO L134 CoverageAnalysis]: Checked inductivity of 11882 backedges. 4382 proven. 2351 refuted. 0 times theorem prover too weak. 2956 trivial. 2193 not checked. [2022-10-03 15:18:14,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [186412796] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-03 15:18:14,868 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-03 15:18:14,869 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 35, 28] total 104 [2022-10-03 15:18:14,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032340430] [2022-10-03 15:18:14,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-03 15:18:14,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 104 states [2022-10-03 15:18:14,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:18:14,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2022-10-03 15:18:14,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=429, Invalid=7794, Unknown=19, NotChecked=2470, Total=10712 [2022-10-03 15:18:14,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:18:14,886 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:18:14,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 104 states, 104 states have (on average 52.86538461538461) internal successors, (5498), 104 states have internal predecessors, (5498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-03 15:18:14,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:18:14,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2022-10-03 15:18:14,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2022-10-03 15:18:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-10-03 15:18:14,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:18:23,735 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (+ |c_#StackHeapBarrier| 1))) (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (<= .cse0 |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.offset|) (< |c_#StackHeapBarrier| |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.base|) (= |c_ULTIMATE.start_main_~#q~1#1.offset| 0) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (<= .cse0 |c_ULTIMATE.start_fifo_pop_#in~self#1.base|) (= |c_ULTIMATE.start_#Ultimate.allocOnStack_#res#1.offset| 0) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) (<= (+ 2 |c_pusherThread1of1ForFork0_fifo_node_init_#in~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base|) (<= .cse0 |c_ULTIMATE.start_main_~#q~1#1.base|) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= |c_ULTIMATE.start_fifo_pop_#in~self#1.offset| 0) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|))) is different from false [2022-10-03 15:18:23,781 WARN L833 $PredicateComparison]: unable to prove that (and (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,796 WARN L833 $PredicateComparison]: unable to prove that (and (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,826 WARN L833 $PredicateComparison]: unable to prove that (and (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_read~$Pointer$_#ptr#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,828 WARN L833 $PredicateComparison]: unable to prove that (and (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= (select |c_#valid| |c_ULTIMATE.start_read~$Pointer$_#ptr#1.base|) 1) (= |c_ULTIMATE.start_read~$Pointer$_#ptr#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,856 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,862 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,865 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_drop_head_~self#1.base|) |c_ULTIMATE.start_fifo_drop_head_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,868 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_read~$Pointer$_#ptr#1.base|) |c_ULTIMATE.start_read~$Pointer$_#ptr#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_read~$Pointer$_#ptr#1.offset| |c_ULTIMATE.start_fifo_drop_head_~self#1.offset|) (= |c_ULTIMATE.start_read~$Pointer$_#ptr#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,870 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_drop_head_~self#1.offset|) |c_ULTIMATE.start_read~$Pointer$_#value#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_read~$Pointer$_#value#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,873 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_drop_head_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_#t~mem35#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_#t~mem35#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,875 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_drop_head_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:23,878 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:26,190 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.offset|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base|) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:26,572 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (<= (+ |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_#res#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (<= (+ 2 |c_pusherThread1of1ForFork0_fifo_node_init_#in~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (<= (+ 2 |c_pusherThread1of1ForFork0_fifo_push_#t~malloc23#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:27,024 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0)) is different from false [2022-10-03 15:18:27,026 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base|) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:27,701 WARN L833 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.offset|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base|) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:27,915 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.offset|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base| (select (select |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base|) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:28,150 WARN L833 $PredicateComparison]: unable to prove that (and (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (<= (+ 2 |c_pusherThread1of1ForFork0_fifo_node_init_#in~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:28,993 WARN L833 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.offset|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base| (select (select |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base|) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:31,873 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (<= (+ |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_#res#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (<= (+ 2 |c_pusherThread1of1ForFork0_fifo_node_init_#in~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:35,383 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (<= (+ 2 |c_pusherThread1of1ForFork0_fifo_node_init_#in~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:18:40,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:18:40,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-03 15:18:40,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-10-03 15:18:40,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-10-03 15:18:40,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 282 states. [2022-10-03 15:18:40,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-10-03 15:18:41,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 15:18:41,182 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:18:41,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:18:41,184 INFO L85 PathProgramCache]: Analyzing trace with hash 98485486, now seen corresponding path program 1 times [2022-10-03 15:18:41,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:18:41,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111484990] [2022-10-03 15:18:41,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:18:41,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:18:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:19:08,380 INFO L134 CoverageAnalysis]: Checked inductivity of 174469 backedges. 119849 proven. 24499 refuted. 0 times theorem prover too weak. 30121 trivial. 0 not checked. [2022-10-03 15:19:08,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-03 15:19:08,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111484990] [2022-10-03 15:19:08,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111484990] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-03 15:19:08,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629928656] [2022-10-03 15:19:08,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:19:08,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 15:19:08,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-03 15:19:08,399 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) [2022-10-03 15:19:08,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-03 15:19:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-03 15:19:12,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 30115 conjuncts, 9 conjunts are in the unsatisfiable core [2022-10-03 15:19:12,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-03 15:19:22,819 INFO L134 CoverageAnalysis]: Checked inductivity of 174469 backedges. 144348 proven. 0 refuted. 0 times theorem prover too weak. 30121 trivial. 0 not checked. [2022-10-03 15:19:22,819 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-03 15:19:22,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629928656] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-03 15:19:22,820 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-03 15:19:22,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 11 [2022-10-03 15:19:22,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990784632] [2022-10-03 15:19:22,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-03 15:19:22,834 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-03 15:19:22,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-03 15:19:22,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-03 15:19:22,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=62, Unknown=0, NotChecked=0, Total=110 [2022-10-03 15:19:22,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:19:22,837 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-03 15:19:22,838 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 418.3) internal successors, (4183), 10 states have internal predecessors, (4183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-03 15:19:22,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:19:22,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2022-10-03 15:19:22,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2022-10-03 15:19:22,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2022-10-03 15:19:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 282 states. [2022-10-03 15:19:22,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:19:24,114 WARN L833 $PredicateComparison]: unable to prove that (and (= (select |c_#valid| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.offset|) (<= (+ |c_#StackHeapBarrier| 1) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.offset|) (<= (+ 2 |c_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.offset| |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (= |c_ULTIMATE.start_fifo_drop_head_~old~0#1.base| (select (select |c_pusherThread1of1ForFork0_write~$Pointer$_old_#memory_$Pointer$#1.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (= |c_ULTIMATE.start_fifo_pop_~self#1.base| |c_ULTIMATE.start_fifo_drop_head_#in~self#1.base|) (= |c_ULTIMATE.start_fifo_pop_~self#1.offset| 0) (= |c_ULTIMATE.start_fifo_drop_head_~self#1.base| |c_ULTIMATE.start_write~$Pointer$_#ptr#1.base|) (= (select |c_pusherThread1of1ForFork0_#Ultimate.allocOnHeap_old_#valid#1| |c_ULTIMATE.start_fifo_pop_~self#1.base|) 1) (forall ((v_ArrVal_1165 (Array Int Int)) (|v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| Int)) (or (= (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|) (select (select (store |c_#memory_$Pointer$.base| |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| v_ArrVal_1165) |c_ULTIMATE.start_fifo_pop_~self#1.base|) |c_ULTIMATE.start_fifo_pop_~self#1.offset|)) (not (<= |v_pusherThread1of1ForFork0_write~$Pointer$_#ptr#1.base_52| |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base|)))) (<= (+ |c_pusherThread1of1ForFork0_fifo_node_init_~self#1.base| 2) |c_ULTIMATE.start_fifo_pop_~self#1.base|)) is different from false [2022-10-03 15:19:24,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-03 15:19:24,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2022-10-03 15:19:24,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-10-03 15:19:24,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2022-10-03 15:19:24,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2022-10-03 15:19:24,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-03 15:19:24,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-03 15:19:24,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-03 15:19:24,588 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-03 15:19:24,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-03 15:19:24,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1310147387, now seen corresponding path program 1 times [2022-10-03 15:19:24,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-03 15:19:24,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075831552] [2022-10-03 15:19:24,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-03 15:19:24,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-03 15:19:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat