/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-8.wvr.bpl


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This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6
[2024-11-16 01:06:14,244 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-16 01:06:14,297 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf
[2024-11-16 01:06:14,304 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-16 01:06:14,304 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-16 01:06:14,325 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-16 01:06:14,326 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-16 01:06:14,326 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-16 01:06:14,326 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-16 01:06:14,326 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-16 01:06:14,326 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-16 01:06:14,326 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-16 01:06:14,326 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-16 01:06:14,326 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-16 01:06:14,326 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-16 01:06:14,326 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-16 01:06:14,326 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-16 01:06:14,327 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * To the following directory=./dump/
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-16 01:06:14,327 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-16 01:06:14,327 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-16 01:06:14,328 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-16 01:06:14,328 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-16 01:06:14,328 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-16 01:06:14,328 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-11-16 01:06:14,328 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-11-16 01:06:14,328 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-11-16 01:06:14,328 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT
[2024-11-16 01:06:14,561 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-16 01:06:14,569 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-16 01:06:14,572 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-16 01:06:14,573 INFO  L270        PluginConnector]: Initializing Boogie PL CUP Parser...
[2024-11-16 01:06:14,575 INFO  L274        PluginConnector]: Boogie PL CUP Parser initialized
[2024-11-16 01:06:14,576 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-8.wvr.bpl
[2024-11-16 01:06:14,577 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-8.wvr.bpl'
[2024-11-16 01:06:14,606 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-16 01:06:14,607 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-11-16 01:06:14,608 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-16 01:06:14,608 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-16 01:06:14,608 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-16 01:06:14,616 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,622 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,627 INFO  L138                Inliner]: procedures = 9, calls = 8, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0
[2024-11-16 01:06:14,628 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-16 01:06:14,629 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-16 01:06:14,629 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-16 01:06:14,629 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-16 01:06:14,633 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,633 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,637 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,637 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,639 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,640 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,642 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,643 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,643 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-16 01:06:14,644 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-16 01:06:14,644 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-16 01:06:14,644 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-16 01:06:14,648 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/1) ...
[2024-11-16 01:06:14,651 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-16 01:06:14,660 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3
[2024-11-16 01:06:14,676 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-11-16 01:06:14,679 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-11-16 01:06:14,702 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration
[2024-11-16 01:06:14,703 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2024-11-16 01:06:14,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2024-11-16 01:06:14,703 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration
[2024-11-16 01:06:14,703 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2024-11-16 01:06:14,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2024-11-16 01:06:14,703 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration
[2024-11-16 01:06:14,703 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-16 01:06:14,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-16 01:06:14,703 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration
[2024-11-16 01:06:14,703 INFO  L130     BoogieDeclarations]: Found specification of procedure thread3
[2024-11-16 01:06:14,703 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread3
[2024-11-16 01:06:14,704 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration
[2024-11-16 01:06:14,704 INFO  L130     BoogieDeclarations]: Found specification of procedure thread4
[2024-11-16 01:06:14,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread4
[2024-11-16 01:06:14,704 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration
[2024-11-16 01:06:14,704 INFO  L130     BoogieDeclarations]: Found specification of procedure thread5
[2024-11-16 01:06:14,704 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread5
[2024-11-16 01:06:14,704 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration
[2024-11-16 01:06:14,705 INFO  L130     BoogieDeclarations]: Found specification of procedure thread6
[2024-11-16 01:06:14,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread6
[2024-11-16 01:06:14,705 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration
[2024-11-16 01:06:14,705 INFO  L130     BoogieDeclarations]: Found specification of procedure thread7
[2024-11-16 01:06:14,705 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread7
[2024-11-16 01:06:14,706 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread8 given in one single declaration
[2024-11-16 01:06:14,706 INFO  L130     BoogieDeclarations]: Found specification of procedure thread8
[2024-11-16 01:06:14,706 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread8
[2024-11-16 01:06:14,707 WARN  L207             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-16 01:06:14,748 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-16 01:06:14,750 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-16 01:06:14,894 INFO  L283             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-16 01:06:14,895 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-16 01:06:14,921 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-16 01:06:14,922 INFO  L316             CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-16 01:06:14,922 INFO  L201        PluginConnector]: Adding new model ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 01:06:14 BoogieIcfgContainer
[2024-11-16 01:06:14,922 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-16 01:06:14,926 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-16 01:06:14,926 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-16 01:06:14,930 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-16 01:06:14,930 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 16.11 01:06:14" (1/2) ...
[2024-11-16 01:06:14,931 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64f707a1 and model type ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 01:06:14, skipping insertion in model container
[2024-11-16 01:06:14,931 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-8.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 01:06:14" (2/2) ...
[2024-11-16 01:06:14,932 INFO  L112   eAbstractionObserver]: Analyzing ICFG ticket-8.wvr.bpl
[2024-11-16 01:06:14,942 INFO  L217   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-16 01:06:14,943 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to ICFG ticket-8.wvr.bpl that has 9 procedures, 71 locations, 1 initial locations, 0 loop locations, and 1 error locations.
[2024-11-16 01:06:14,944 INFO  L492   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-16 01:06:15,034 INFO  L143    ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions.
[2024-11-16 01:06:15,068 INFO  L126   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-16 01:06:15,068 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-11-16 01:06:15,068 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3
[2024-11-16 01:06:15,070 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-11-16 01:06:15,071 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-11-16 01:06:15,130 INFO  L181   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-11-16 01:06:15,145 INFO  L332      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-11-16 01:06:15,150 INFO  L333      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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@56ac6c8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-16 01:06:15,150 INFO  L334      AbstractCegarLoop]: Starting to check reachability of 9 error locations.
[2024-11-16 01:06:16,657 INFO  L396      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] ===
[2024-11-16 01:06:16,658 INFO  L312   artialOrderCegarLoop]: Trying commutativity condition synthesis.
[2024-11-16 01:06:16,658 INFO  L132   ounterexampleChecker]: Examining path program with hash 1570931596, occurence #1
[2024-11-16 01:06:16,658 INFO  L134   ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping...
[2024-11-16 01:06:16,658 INFO  L322   artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check.
[2024-11-16 01:06:16,662 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 01:06:16,662 INFO  L85        PathProgramCache]: Analyzing trace with hash -2104885126, now seen corresponding path program 1 times
[2024-11-16 01:06:16,667 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 01:06:16,667 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076810120]
[2024-11-16 01:06:16,667 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 01:06:16,668 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 01:06:16,750 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-16 01:06:17,211 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-16 01:06:17,213 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-16 01:06:17,213 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076810120]
[2024-11-16 01:06:17,213 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076810120] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-16 01:06:17,214 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-16 01:06:17,215 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-16 01:06:17,217 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165530927]
[2024-11-16 01:06:17,218 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-16 01:06:17,222 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-16 01:06:17,223 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-16 01:06:17,240 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-16 01:06:17,241 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-16 01:06:17,241 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:06:17,242 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-11-16 01:06:17,244 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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)
[2024-11-16 01:06:17,244 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:08:13,348 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:08:13,348 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-16 01:08:13,348 INFO  L396      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] ===
[2024-11-16 01:08:13,349 INFO  L312   artialOrderCegarLoop]: Trying commutativity condition synthesis.
[2024-11-16 01:08:13,349 INFO  L132   ounterexampleChecker]: Examining path program with hash -429135034, occurence #1
[2024-11-16 01:08:13,349 INFO  L134   ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping...
[2024-11-16 01:08:13,349 INFO  L322   artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check.
[2024-11-16 01:08:13,350 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 01:08:13,350 INFO  L85        PathProgramCache]: Analyzing trace with hash 684981180, now seen corresponding path program 2 times
[2024-11-16 01:08:13,350 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 01:08:13,350 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975160792]
[2024-11-16 01:08:13,350 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 01:08:13,350 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 01:08:13,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-16 01:08:13,446 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-16 01:08:13,447 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-16 01:08:13,447 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975160792]
[2024-11-16 01:08:13,447 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975160792] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-16 01:08:13,447 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-16 01:08:13,447 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-16 01:08:13,447 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149061125]
[2024-11-16 01:08:13,447 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-16 01:08:13,449 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-16 01:08:13,449 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-16 01:08:13,450 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-16 01:08:13,450 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-16 01:08:13,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:08:13,452 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-11-16 01:08:13,452 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 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)
[2024-11-16 01:08:13,453 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:08:13,453 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:09:17,807 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:09:17,808 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:09:17,808 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-16 01:09:17,809 INFO  L396      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] ===
[2024-11-16 01:09:17,809 INFO  L312   artialOrderCegarLoop]: Trying commutativity condition synthesis.
[2024-11-16 01:09:17,809 INFO  L132   ounterexampleChecker]: Examining path program with hash 607834160, occurence #1
[2024-11-16 01:09:17,809 INFO  L134   ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping...
[2024-11-16 01:09:17,809 INFO  L322   artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check.
[2024-11-16 01:09:17,809 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 01:09:17,809 INFO  L85        PathProgramCache]: Analyzing trace with hash 1359980826, now seen corresponding path program 3 times
[2024-11-16 01:09:17,809 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 01:09:17,809 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691716960]
[2024-11-16 01:09:17,809 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 01:09:17,809 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 01:09:17,821 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-16 01:09:17,881 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-16 01:09:17,881 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-16 01:09:17,881 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691716960]
[2024-11-16 01:09:17,881 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691716960] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-16 01:09:17,881 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-16 01:09:17,881 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-16 01:09:17,881 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059974103]
[2024-11-16 01:09:17,881 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-16 01:09:17,881 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-16 01:09:17,881 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-16 01:09:17,882 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-16 01:09:17,882 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-16 01:09:17,882 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:09:17,882 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-11-16 01:09:17,882 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 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)
[2024-11-16 01:09:17,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:09:17,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:09:17,882 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:10:33,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:10:33,991 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:10:33,992 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-16 01:10:33,992 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-16 01:10:33,992 INFO  L396      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] ===
[2024-11-16 01:10:33,992 INFO  L312   artialOrderCegarLoop]: Trying commutativity condition synthesis.
[2024-11-16 01:10:33,992 INFO  L132   ounterexampleChecker]: Examining path program with hash -376849123, occurence #1
[2024-11-16 01:10:33,992 INFO  L134   ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping...
[2024-11-16 01:10:33,992 INFO  L322   artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check.
[2024-11-16 01:10:33,993 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 01:10:33,994 INFO  L85        PathProgramCache]: Analyzing trace with hash 10975762, now seen corresponding path program 4 times
[2024-11-16 01:10:33,994 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 01:10:33,994 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784073586]
[2024-11-16 01:10:33,994 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 01:10:33,994 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 01:10:34,006 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-16 01:10:34,085 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-16 01:10:34,085 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-16 01:10:34,085 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784073586]
[2024-11-16 01:10:34,085 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784073586] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-16 01:10:34,085 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-16 01:10:34,085 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-16 01:10:34,085 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032598936]
[2024-11-16 01:10:34,085 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-16 01:10:34,086 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-11-16 01:10:34,086 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-16 01:10:34,086 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-11-16 01:10:34,086 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-16 01:10:34,086 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:10:34,086 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-11-16 01:10:34,086 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 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)
[2024-11-16 01:10:34,086 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:10:34,086 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:10:34,086 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-11-16 01:10:34,086 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:11:57,305 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:11:57,305 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:11:57,305 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-11-16 01:11:57,306 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-11-16 01:11:57,306 WARN  L453      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-16 01:11:57,306 INFO  L396      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] ===
[2024-11-16 01:11:57,306 INFO  L312   artialOrderCegarLoop]: Trying commutativity condition synthesis.
[2024-11-16 01:11:57,306 INFO  L132   ounterexampleChecker]: Examining path program with hash -121244680, occurence #1
[2024-11-16 01:11:57,306 INFO  L134   ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping...
[2024-11-16 01:11:57,306 INFO  L322   artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check.
[2024-11-16 01:11:57,307 INFO  L157       PredicateUnifier]: Initialized classic predicate unifier
[2024-11-16 01:11:57,307 INFO  L85        PathProgramCache]: Analyzing trace with hash -142382940, now seen corresponding path program 5 times
[2024-11-16 01:11:57,307 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-16 01:11:57,307 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453025472]
[2024-11-16 01:11:57,307 INFO  L97    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-16 01:11:57,307 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-16 01:11:57,314 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-16 01:11:57,371 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-16 01:11:57,371 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-16 01:11:57,371 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453025472]
[2024-11-16 01:11:57,371 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453025472] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-16 01:11:57,371 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-16 01:11:57,371 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-11-16 01:11:57,371 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163022692]
[2024-11-16 01:11:57,371 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-16 01:11:57,372 INFO  L548      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-16 01:11:57,372 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-16 01:11:57,372 INFO  L144   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-16 01:11:57,372 INFO  L146   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56
[2024-11-16 01:11:57,372 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-11-16 01:11:57,372 INFO  L471      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-11-16 01:11:57,372 INFO  L472      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 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)
[2024-11-16 01:11:57,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:11:57,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-11-16 01:11:57,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-11-16 01:11:57,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-11-16 01:11:57,372 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.