/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.trace.refinement.strategy BADGER -s ../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1238.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.por-optimizations-e57bdd3-m [2022-10-24 12:32:05,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-24 12:32:05,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-24 12:32:05,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-10-24 12:32:05,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-24 12:32:05,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-24 12:32:05,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-24 12:32:05,753 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/SleepMap-ConcreteSmt-VarAbsGlobalSyntactic.epf [2022-10-24 12:32:05,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-24 12:32:05,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-24 12:32:05,782 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-24 12:32:05,782 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-24 12:32:05,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-24 12:32:05,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-24 12:32:05,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-24 12:32:05,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-24 12:32:05,785 INFO L138 SettingsManager]: * Use SBE=true [2022-10-24 12:32:05,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-24 12:32:05,786 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-24 12:32:05,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-24 12:32:05,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-24 12:32:05,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-24 12:32:05,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-24 12:32:05,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-24 12:32:05,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-24 12:32:05,787 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-24 12:32:05,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-24 12:32:05,787 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-24 12:32:05,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-24 12:32:05,787 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-24 12:32:05,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-24 12:32:05,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-10-24 12:32:05,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-24 12:32:05,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 12:32:05,788 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-24 12:32:05,788 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-24 12:32:05,788 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-24 12:32:05,788 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-24 12:32:05,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-24 12:32:05,789 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-24 12:32:05,789 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-10-24 12:32:05,789 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-10-24 12:32:05,789 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-24 12:32:05,789 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_ERROR_LOCATION [2022-10-24 12:32:05,790 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-10-24 12:32:05,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-24 12:32:05,790 INFO L138 SettingsManager]: * Number of independence relations to use for POR=2 [2022-10-24 12:32:05,790 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> BADGER [2022-10-24 12:32:06,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-24 12:32:06,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-24 12:32:06,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-24 12:32:06,098 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-10-24 12:32:06,099 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-10-24 12:32:06,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1238.bpl [2022-10-24 12:32:06,101 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/boogie-benchmarks-from-svcomp-memsafety-concurrent/chunk25/divinefifo-bug_1w1r.line1238.bpl' [2022-10-24 12:32:06,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-24 12:32:06,189 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-10-24 12:32:06,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-24 12:32:06,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-24 12:32:06,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-24 12:32:06,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,254 INFO L138 Inliner]: procedures = 2, calls = 1, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-10-24 12:32:06,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-24 12:32:06,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-24 12:32:06,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-24 12:32:06,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-24 12:32:06,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,289 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-24 12:32:06,350 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-24 12:32:06,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-24 12:32:06,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-24 12:32:06,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/1) ... [2022-10-24 12:32:06,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-24 12:32:06,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 12:32:06,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-24 12:32:06,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-24 12:32:06,407 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2022-10-24 12:32:06,407 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2022-10-24 12:32:06,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-24 12:32:06,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-24 12:32:06,409 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-24 12:32:06,532 INFO L234 CfgBuilder]: Building ICFG [2022-10-24 12:32:06,544 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-24 12:32:07,352 INFO L275 CfgBuilder]: Performing block encoding [2022-10-24 12:32:07,379 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-24 12:32:07,379 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-24 12:32:07,381 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:32:07 BoogieIcfgContainer [2022-10-24 12:32:07,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-24 12:32:07,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-24 12:32:07,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-24 12:32:07,384 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-24 12:32:07,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 24.10 12:32:06" (1/2) ... [2022-10-24 12:32:07,385 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33eab0f0 and model type divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 12:32:07, skipping insertion in model container [2022-10-24 12:32:07,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 12:32:07" (2/2) ... [2022-10-24 12:32:07,386 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.line1238.bpl [2022-10-24 12:32:07,391 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-10-24 12:32:07,396 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-24 12:32:07,396 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-24 12:32:07,396 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-10-24 12:32:07,506 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-10-24 12:32:07,563 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-10-24 12:32:07,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-10-24 12:32:07,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-24 12:32:07,565 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-10-24 12:32:07,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-10-24 12:32:07,583 INFO L100 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 12:32:07,594 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2022-10-24 12:32:07,594 WARN L162 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2022-10-24 12:32:07,594 WARN L163 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2022-10-24 12:32:07,599 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONASSERT ======== [2022-10-24 12:32:07,603 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;@7dbd163c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-24 12:32:07,603 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-24 12:32:08,049 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:32:08,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:32:08,055 INFO L85 PathProgramCache]: Analyzing trace with hash -242660540, now seen corresponding path program 1 times [2022-10-24 12:32:08,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:32:08,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995137433] [2022-10-24 12:32:08,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:32:08,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:32:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:32:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 12:32:08,497 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:32:08,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995137433] [2022-10-24 12:32:08,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995137433] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 12:32:08,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 12:32:08,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-10-24 12:32:08,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850297935] [2022-10-24 12:32:08,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 12:32:08,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-10-24 12:32:08,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:32:08,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-10-24 12:32:08,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-10-24 12:32:08,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:08,531 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:32:08,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 226.5) internal successors, (453), 2 states have internal predecessors, (453), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:32:08,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:08,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:08,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-24 12:32:08,726 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:32:08,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:32:08,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1119459703, now seen corresponding path program 1 times [2022-10-24 12:32:08,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:32:08,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152703989] [2022-10-24 12:32:08,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:32:08,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:32:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:32:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-24 12:32:09,490 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:32:09,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152703989] [2022-10-24 12:32:09,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152703989] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 12:32:09,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 12:32:09,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-10-24 12:32:09,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690817329] [2022-10-24 12:32:09,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 12:32:09,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-10-24 12:32:09,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:32:09,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-10-24 12:32:09,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2022-10-24 12:32:09,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:09,497 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:32:09,497 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 32.5) internal successors, (520), 17 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:32:09,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:09,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:14,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:14,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:32:14,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-24 12:32:14,487 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:32:14,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:32:14,488 INFO L85 PathProgramCache]: Analyzing trace with hash 2057456884, now seen corresponding path program 1 times [2022-10-24 12:32:14,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:32:14,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446770501] [2022-10-24 12:32:14,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:32:14,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:32:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:32:17,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-24 12:32:17,133 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:32:17,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446770501] [2022-10-24 12:32:17,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446770501] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 12:32:17,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 12:32:17,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2022-10-24 12:32:17,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879178554] [2022-10-24 12:32:17,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 12:32:17,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-10-24 12:32:17,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:32:17,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-10-24 12:32:17,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=3711, Unknown=0, NotChecked=0, Total=3906 [2022-10-24 12:32:17,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:17,138 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:32:17,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 13.714285714285714) internal successors, (864), 63 states have internal predecessors, (864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:32:17,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:17,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:32:17,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:35,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:35,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:32:35,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-10-24 12:32:35,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-24 12:32:35,340 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:32:35,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:32:35,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1719356278, now seen corresponding path program 1 times [2022-10-24 12:32:35,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:32:35,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149740267] [2022-10-24 12:32:35,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:32:35,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:32:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:32:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 200 proven. 18 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2022-10-24 12:32:35,990 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:32:35,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149740267] [2022-10-24 12:32:35,991 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149740267] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:32:35,991 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:32:35,991 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2022-10-24 12:32:35,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070232782] [2022-10-24 12:32:35,995 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:32:35,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-24 12:32:35,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:32:35,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-24 12:32:35,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-10-24 12:32:35,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:35,999 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:32:35,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 82.9090909090909) internal successors, (912), 12 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:32:35,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:36,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:32:36,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-10-24 12:32:36,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:32:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2022-10-24 12:32:38,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:32:38,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-24 12:32:38,461 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:32:38,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:32:38,462 INFO L85 PathProgramCache]: Analyzing trace with hash 1203744627, now seen corresponding path program 2 times [2022-10-24 12:32:38,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:32:38,462 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689102198] [2022-10-24 12:32:38,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:32:38,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:32:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:32:41,592 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2022-10-24 12:32:41,593 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:32:41,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689102198] [2022-10-24 12:32:41,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689102198] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 12:32:41,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 12:32:41,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [75] imperfect sequences [] total 75 [2022-10-24 12:32:41,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005328793] [2022-10-24 12:32:41,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 12:32:41,595 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 75 states [2022-10-24 12:32:41,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:32:41,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2022-10-24 12:32:41,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=5315, Unknown=0, NotChecked=0, Total=5550 [2022-10-24 12:32:41,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:41,598 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:32:41,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 75 states, 75 states have (on average 12.386666666666667) internal successors, (929), 75 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:32:41,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:32:41,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:32:41,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2022-10-24 12:32:41,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:32:41,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:08,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:08,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:33:08,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:33:08,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:33:08,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2022-10-24 12:33:08,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-24 12:33:08,823 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:33:08,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:33:08,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1495427768, now seen corresponding path program 1 times [2022-10-24 12:33:08,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:33:08,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233460711] [2022-10-24 12:33:08,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:33:08,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:33:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:33:11,959 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-10-24 12:33:11,959 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:33:11,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233460711] [2022-10-24 12:33:11,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233460711] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 12:33:11,960 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 12:33:11,960 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [81] imperfect sequences [] total 81 [2022-10-24 12:33:11,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210229814] [2022-10-24 12:33:11,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 12:33:11,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 81 states [2022-10-24 12:33:11,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:33:11,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2022-10-24 12:33:11,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=6227, Unknown=0, NotChecked=0, Total=6480 [2022-10-24 12:33:11,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:11,965 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:33:11,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 81 states, 81 states have (on average 12.049382716049383) internal successors, (976), 81 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:33:11,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:11,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:33:11,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:33:11,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:33:11,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2022-10-24 12:33:11,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:33:44,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:33:44,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:33:44,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:33:44,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2022-10-24 12:33:44,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-24 12:33:44,011 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:33:44,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:33:44,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1097341297, now seen corresponding path program 1 times [2022-10-24 12:33:44,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:33:44,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023282310] [2022-10-24 12:33:44,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:33:44,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:33:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:33:48,400 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 376 proven. 182 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2022-10-24 12:33:48,401 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:33:48,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023282310] [2022-10-24 12:33:48,401 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023282310] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:33:48,401 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:33:48,401 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94] total 94 [2022-10-24 12:33:48,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951381846] [2022-10-24 12:33:48,401 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:33:48,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2022-10-24 12:33:48,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:33:48,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2022-10-24 12:33:48,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=337, Invalid=8405, Unknown=0, NotChecked=0, Total=8742 [2022-10-24 12:33:48,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:48,406 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:33:48,406 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 13.457446808510639) internal successors, (1265), 94 states have internal predecessors, (1265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:33:48,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:33:48,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:33:48,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:33:48,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:33:48,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:33:48,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2022-10-24 12:33:48,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:34:37,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:34:37,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:34:37,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:34:37,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:34:37,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:34:37,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2022-10-24 12:34:37,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2022-10-24 12:34:37,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-10-24 12:34:37,166 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:34:37,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:34:37,167 INFO L85 PathProgramCache]: Analyzing trace with hash 193964197, now seen corresponding path program 1 times [2022-10-24 12:34:37,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:34:37,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14122353] [2022-10-24 12:34:37,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:34:37,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:34:37,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:34:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2022-10-24 12:34:41,275 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:34:41,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14122353] [2022-10-24 12:34:41,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14122353] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-24 12:34:41,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-24 12:34:41,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2022-10-24 12:34:41,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161542859] [2022-10-24 12:34:41,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-24 12:34:41,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2022-10-24 12:34:41,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:34:41,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2022-10-24 12:34:41,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=3732, Unknown=0, NotChecked=0, Total=3906 [2022-10-24 12:34:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:34:41,280 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:34:41,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 14.285714285714286) internal successors, (900), 63 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:34:41,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:34:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-10-24 12:34:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2022-10-24 12:34:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:34:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2022-10-24 12:34:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 156 states. [2022-10-24 12:34:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2022-10-24 12:34:41,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:36:26,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:36:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-10-24 12:36:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 12:36:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:36:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2022-10-24 12:36:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 257 states. [2022-10-24 12:36:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 382 states. [2022-10-24 12:36:26,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:36:26,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-10-24 12:36:26,642 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:36:26,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:36:26,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1195432426, now seen corresponding path program 1 times [2022-10-24 12:36:26,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:36:26,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657771898] [2022-10-24 12:36:26,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:36:26,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:36:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:36:29,909 INFO L134 CoverageAnalysis]: Checked inductivity of 988 backedges. 230 proven. 359 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2022-10-24 12:36:29,910 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:36:29,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657771898] [2022-10-24 12:36:29,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657771898] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:36:29,910 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:36:29,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55] total 55 [2022-10-24 12:36:29,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011320667] [2022-10-24 12:36:29,910 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:36:29,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2022-10-24 12:36:29,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:36:29,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2022-10-24 12:36:29,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=2791, Unknown=0, NotChecked=0, Total=2970 [2022-10-24 12:36:29,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:36:29,924 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:36:29,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 23.87272727272727) internal successors, (1313), 55 states have internal predecessors, (1313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 257 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 382 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:36:29,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:38:03,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 257 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 382 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:38:03,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 497 states. [2022-10-24 12:38:03,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-24 12:38:03,363 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:38:03,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:38:03,363 INFO L85 PathProgramCache]: Analyzing trace with hash -998137510, now seen corresponding path program 1 times [2022-10-24 12:38:03,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:38:03,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342977979] [2022-10-24 12:38:03,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:38:03,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:38:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-24 12:38:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 228 proven. 396 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-10-24 12:38:12,559 INFO L136 FreeRefinementEngine]: Strategy BADGER found an infeasible trace [2022-10-24 12:38:12,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342977979] [2022-10-24 12:38:12,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342977979] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-24 12:38:12,562 INFO L184 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2022-10-24 12:38:12,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [119] total 119 [2022-10-24 12:38:12,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960529428] [2022-10-24 12:38:12,562 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2022-10-24 12:38:12,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 119 states [2022-10-24 12:38:12,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy BADGER [2022-10-24 12:38:12,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2022-10-24 12:38:12,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=354, Invalid=13688, Unknown=0, NotChecked=0, Total=14042 [2022-10-24 12:38:12,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:38:12,570 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-10-24 12:38:12,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 119 states, 119 states have (on average 11.411764705882353) internal successors, (1358), 119 states have internal predecessors, (1358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-24 12:38:12,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:38:12,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-10-24 12:38:12,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2022-10-24 12:38:12,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:38:12,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2022-10-24 12:38:12,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 257 states. [2022-10-24 12:38:12,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 382 states. [2022-10-24 12:38:12,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:38:12,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 497 states. [2022-10-24 12:38:12,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:41:52,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 217 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 263 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 386 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2022-10-24 12:41:52,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 501 states. [2022-10-24 12:41:52,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 562 states. [2022-10-24 12:41:52,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-24 12:41:52,136 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT] === [2022-10-24 12:41:52,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-24 12:41:52,137 INFO L85 PathProgramCache]: Analyzing trace with hash -2013981942, now seen corresponding path program 1 times [2022-10-24 12:41:52,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy BADGER [2022-10-24 12:41:52,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902187518] [2022-10-24 12:41:52,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-24 12:41:52,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-24 12:41:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-10-24 12:44:26,453 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT (0 of 1 remaining) [2022-10-24 12:44:26,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-24 12:44:26,453 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 1655 with TraceHistMax 4,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 208 known predicates. [2022-10-24 12:44:26,458 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-24 12:44:26,459 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONASSERT was TIMEOUT (1/2) [2022-10-24 12:44:26,460 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-10-24 12:44:26,460 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-24 12:44:26,462 INFO L202 PluginConnector]: Adding new model divinefifo-bug_1w1r.line1238.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 12:44:26 BasicIcfg [2022-10-24 12:44:26,462 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-24 12:44:26,463 INFO L158 Benchmark]: Toolchain (without parser) took 740274.27ms. Allocated memory was 185.6MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 159.2MB in the beginning and 904.7MB in the end (delta: -745.6MB). Peak memory consumption was 3.4GB. Max. memory is 8.0GB. [2022-10-24 12:44:26,463 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.79ms. Allocated memory is still 185.6MB. Free memory is still 165.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-24 12:44:26,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.61ms. Allocated memory is still 185.6MB. Free memory was 159.2MB in the beginning and 156.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-24 12:44:26,463 INFO L158 Benchmark]: Boogie Preprocessor took 87.27ms. Allocated memory is still 185.6MB. Free memory was 156.8MB in the beginning and 151.2MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-24 12:44:26,464 INFO L158 Benchmark]: RCFGBuilder took 1031.81ms. Allocated memory is still 185.6MB. Free memory was 151.2MB in the beginning and 109.4MB in the end (delta: 41.8MB). Peak memory consumption was 43.3MB. Max. memory is 8.0GB. [2022-10-24 12:44:26,464 INFO L158 Benchmark]: TraceAbstraction took 739079.80ms. Allocated memory was 185.6MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 108.9MB in the beginning and 904.7MB in the end (delta: -795.8MB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. [2022-10-24 12:44:26,465 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.79ms. Allocated memory is still 185.6MB. Free memory is still 165.9MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.61ms. Allocated memory is still 185.6MB. Free memory was 159.2MB in the beginning and 156.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.27ms. Allocated memory is still 185.6MB. Free memory was 156.8MB in the beginning and 151.2MB in the end (delta: 5.6MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * RCFGBuilder took 1031.81ms. Allocated memory is still 185.6MB. Free memory was 151.2MB in the beginning and 109.4MB in the end (delta: 41.8MB). Peak memory consumption was 43.3MB. Max. memory is 8.0GB. * TraceAbstraction took 739079.80ms. Allocated memory was 185.6MB in the beginning and 4.3GB in the end (delta: 4.1GB). Free memory was 108.9MB in the beginning and 904.7MB in the end (delta: -795.8MB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 875, positive: 844, positive conditional: 844, positive unconditional: 0, negative: 31, negative conditional: 31, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 844, Positive cache size: 844, Positive conditional cache size: 0, Positive unconditional cache size: 844, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 31, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2648, positive: 2559, positive conditional: 2559, positive unconditional: 0, negative: 89, negative conditional: 89, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 1997, Positive cache size: 1997, Positive conditional cache size: 0, Positive unconditional cache size: 1997, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Independence queries for same thread: 120, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 62563, positive: 58872, positive conditional: 58872, positive unconditional: 0, negative: 3691, negative conditional: 3691, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 47451, Positive cache size: 47213, Positive conditional cache size: 0, Positive unconditional cache size: 47213, Negative cache size: 238, Negative conditional cache size: 0, Negative unconditional cache size: 238, Independence queries for same thread: 3570, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 91568, positive: 86405, positive conditional: 86405, positive unconditional: 0, negative: 5163, negative conditional: 5163, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 78843, Positive cache size: 78310, Positive conditional cache size: 0, Positive unconditional cache size: 78310, Negative cache size: 533, Negative conditional cache size: 0, Negative unconditional cache size: 533, Independence queries for same thread: 8327, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 69814, positive: 65884, positive conditional: 65884, positive unconditional: 0, negative: 3930, negative conditional: 3930, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 78843, Positive cache size: 78310, Positive conditional cache size: 0, Positive unconditional cache size: 78310, Negative cache size: 533, Negative conditional cache size: 0, Negative unconditional cache size: 533, Independence queries for same thread: 12003, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 70871, positive: 66906, positive conditional: 66906, positive unconditional: 0, negative: 3965, negative conditional: 3965, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 81923, Positive cache size: 81366, Positive conditional cache size: 0, Positive unconditional cache size: 81366, Negative cache size: 557, Negative conditional cache size: 0, Negative unconditional cache size: 557, Independence queries for same thread: 15714, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 75907, positive: 71737, positive conditional: 71737, positive unconditional: 0, negative: 4170, negative conditional: 4170, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 83925, Positive cache size: 83368, Positive conditional cache size: 0, Positive unconditional cache size: 83368, Negative cache size: 557, Negative conditional cache size: 0, Negative unconditional cache size: 557, Independence queries for same thread: 19630, Statistics for Abstraction: - StatisticsResult: Independence relation #8 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 75847, positive: 71675, positive conditional: 71675, positive unconditional: 0, negative: 4172, negative conditional: 4172, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 83925, Positive cache size: 83368, Positive conditional cache size: 0, Positive unconditional cache size: 83368, Negative cache size: 557, Negative conditional cache size: 0, Negative unconditional cache size: 557, Independence queries for same thread: 23548, Statistics for Abstraction: - StatisticsResult: Independence relation #9 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 202312, positive: 191217, positive conditional: 191217, positive unconditional: 0, negative: 11095, negative conditional: 11095, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 133568, Positive cache size: 132722, Positive conditional cache size: 0, Positive unconditional cache size: 132722, Negative cache size: 846, Negative conditional cache size: 0, Negative unconditional cache size: 846, Independence queries for same thread: 33726, Statistics for Abstraction: - StatisticsResult: Independence relation #10 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 271390, positive: 256846, positive conditional: 256846, positive unconditional: 0, negative: 14544, negative conditional: 14544, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 159339, Positive cache size: 158449, Positive conditional cache size: 0, Positive unconditional cache size: 158449, Negative cache size: 890, Negative conditional cache size: 0, Negative unconditional cache size: 890, Independence queries for same thread: 47250, Statistics for Abstraction: - StatisticsResult: Independence relation #11 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 303504, positive: 287799, positive conditional: 287799, positive unconditional: 0, negative: 15705, negative conditional: 15705, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1227299, positive: 1160744, positive conditional: 1160744, positive unconditional: 0, negative: 66555, negative conditional: 66555, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1165543, positive: 1160744, positive conditional: 0, positive unconditional: 1160744, negative: 4799, negative conditional: 0, negative unconditional: 4799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 213922, positive: 212909, positive conditional: 0, positive unconditional: 212909, negative: 1013, negative conditional: 0, negative unconditional: 1013, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1165543, positive: 947835, positive conditional: 0, positive unconditional: 947835, negative: 3786, negative conditional: 0, negative unconditional: 3786, unknown: 213922, unknown conditional: 0, unknown unconditional: 213922] , Statistics on independence cache: Total cache size (in pairs): 213922, Positive cache size: 212909, Positive conditional cache size: 0, Positive unconditional cache size: 212909, Negative cache size: 1013, Negative conditional cache size: 0, Negative unconditional cache size: 1013, Independence queries for same thread: 61756, Statistics for Abstraction: - StatisticsResult: Independence relation #12 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 30763, positive: 29812, positive conditional: 29812, positive unconditional: 0, negative: 951, negative conditional: 951, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29828, positive: 29812, positive conditional: 29812, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 29828, positive: 29812, positive conditional: 29812, positive unconditional: 0, negative: 16, negative conditional: 16, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29923, positive: 29812, positive conditional: 0, positive unconditional: 29812, negative: 111, negative conditional: 95, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 29923, positive: 29812, positive conditional: 0, positive unconditional: 29812, negative: 111, negative conditional: 29, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 29923, positive: 29812, positive conditional: 0, positive unconditional: 29812, negative: 111, negative conditional: 29, negative unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3361, positive: 3345, positive conditional: 0, positive unconditional: 3345, negative: 16, negative conditional: 11, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3361, positive: 3345, positive conditional: 0, positive unconditional: 3345, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 16, negative conditional: 11, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 39, negative conditional: 28, negative unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 29923, positive: 26467, positive conditional: 0, positive unconditional: 26467, negative: 95, negative conditional: 18, negative unconditional: 77, unknown: 3361, unknown conditional: 11, unknown unconditional: 3350] , Statistics on independence cache: Total cache size (in pairs): 3361, Positive cache size: 3345, Positive conditional cache size: 0, Positive unconditional cache size: 3345, Negative cache size: 16, Negative conditional cache size: 11, Negative unconditional cache size: 5, Eliminated conditions: 66, Maximal queried relation: 9, Independence queries for same thread: 935 - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 1655 with TraceHistMax 4,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 208 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONASSERT with 1 thread instances [2022-10-24 12:44:26,470 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end CFG has 3 procedures, 1463 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 738.9s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 552.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2241, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 28.3s InterpolantComputationTime, 11934 NumberOfCodeBlocks, 11934 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 11924 ConstructedInterpolants, 0 QuantifiedInterpolants, 128368 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 4280/5235 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown