/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking LOOP --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 --traceabstraction.use.condition.criterion.recommended.for.programs.with.arrays true -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl


--------------------------------------------------------------------------------


This is Ultimate 0.2.4-wip.dk.conditional-comm-faa7b7a-m
[2024-04-28 10:48:43,759 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-04-28 10:48:43,838 INFO  L114        SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf
[2024-04-28 10:48:43,843 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-04-28 10:48:43,843 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-04-28 10:48:43,874 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-04-28 10:48:43,875 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-04-28 10:48:43,875 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-04-28 10:48:43,876 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-04-28 10:48:43,879 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-04-28 10:48:43,880 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-04-28 10:48:43,880 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-04-28 10:48:43,880 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-04-28 10:48:43,882 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-04-28 10:48:43,882 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-04-28 10:48:43,882 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-04-28 10:48:43,882 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-04-28 10:48:43,883 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-04-28 10:48:43,883 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-04-28 10:48:43,883 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-04-28 10:48:43,883 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-04-28 10:48:43,884 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-04-28 10:48:43,884 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-04-28 10:48:43,884 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-04-28 10:48:43,884 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-04-28 10:48:43,884 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-04-28 10:48:43,885 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-04-28 10:48:43,885 INFO  L153        SettingsManager]:  * To the following directory=./dump/
[2024-04-28 10:48:43,885 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-04-28 10:48:43,885 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-04-28 10:48:43,886 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-04-28 10:48:43,887 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-04-28 10:48:43,887 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-04-28 10:48:43,887 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-04-28 10:48:43,887 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES
[2024-04-28 10:48:43,887 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-04-28 10:48:43,887 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-04-28 10:48:43,887 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-04-28 10:48:43,888 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2024-04-28 10:48:43,888 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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/UGemCutter-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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> LOOP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use condition criterion (recommended for programs with arrays) -> true
[2024-04-28 10:48:44,171 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-04-28 10:48:44,195 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-04-28 10:48:44,197 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-04-28 10:48:44,199 INFO  L270        PluginConnector]: Initializing Boogie PL CUP Parser...
[2024-04-28 10:48:44,200 INFO  L274        PluginConnector]: Boogie PL CUP Parser initialized
[2024-04-28 10:48:44,201 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl
[2024-04-28 10:48:44,201 INFO  L110           BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/ticket-7.wvr.bpl'
[2024-04-28 10:48:44,240 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-04-28 10:48:44,242 INFO  L133        ToolchainWalker]: Walking toolchain with 4 elements.
[2024-04-28 10:48:44,273 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-04-28 10:48:44,273 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-04-28 10:48:44,273 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-04-28 10:48:44,287 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,298 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,305 INFO  L138                Inliner]: procedures = 8, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0
[2024-04-28 10:48:44,307 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-04-28 10:48:44,308 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-04-28 10:48:44,308 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-04-28 10:48:44,308 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-04-28 10:48:44,317 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,317 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,327 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,327 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,331 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,331 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,332 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,333 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,334 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-04-28 10:48:44,335 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-04-28 10:48:44,335 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-04-28 10:48:44,335 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-04-28 10:48:44,336 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/1) ...
[2024-04-28 10:48:44,341 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-04-28 10:48:44,349 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 10:48:44,367 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-04-28 10:48:44,385 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-04-28 10:48:44,413 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration
[2024-04-28 10:48:44,414 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2024-04-28 10:48:44,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2024-04-28 10:48:44,414 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration
[2024-04-28 10:48:44,414 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2024-04-28 10:48:44,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2024-04-28 10:48:44,414 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration
[2024-04-28 10:48:44,414 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-04-28 10:48:44,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-04-28 10:48:44,415 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration
[2024-04-28 10:48:44,415 INFO  L130     BoogieDeclarations]: Found specification of procedure thread3
[2024-04-28 10:48:44,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread3
[2024-04-28 10:48:44,415 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration
[2024-04-28 10:48:44,415 INFO  L130     BoogieDeclarations]: Found specification of procedure thread4
[2024-04-28 10:48:44,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread4
[2024-04-28 10:48:44,416 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration
[2024-04-28 10:48:44,416 INFO  L130     BoogieDeclarations]: Found specification of procedure thread5
[2024-04-28 10:48:44,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread5
[2024-04-28 10:48:44,416 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration
[2024-04-28 10:48:44,416 INFO  L130     BoogieDeclarations]: Found specification of procedure thread6
[2024-04-28 10:48:44,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread6
[2024-04-28 10:48:44,416 INFO  L124     BoogieDeclarations]: Specification and implementation of procedure thread7 given in one single declaration
[2024-04-28 10:48:44,416 INFO  L130     BoogieDeclarations]: Found specification of procedure thread7
[2024-04-28 10:48:44,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread7
[2024-04-28 10:48:44,417 WARN  L213             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2024-04-28 10:48:44,460 INFO  L241             CfgBuilder]: Building ICFG
[2024-04-28 10:48:44,461 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-04-28 10:48:44,619 INFO  L282             CfgBuilder]: Performing block encoding
[2024-04-28 10:48:44,642 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-04-28 10:48:44,642 INFO  L309             CfgBuilder]: Removed 0 assume(true) statements.
[2024-04-28 10:48:44,644 INFO  L201        PluginConnector]: Adding new model ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 10:48:44 BoogieIcfgContainer
[2024-04-28 10:48:44,644 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-04-28 10:48:44,646 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-04-28 10:48:44,646 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-04-28 10:48:44,650 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-04-28 10:48:44,650 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 28.04 10:48:44" (1/2) ...
[2024-04-28 10:48:44,651 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@318d40e7 and model type ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.04 10:48:44, skipping insertion in model container
[2024-04-28 10:48:44,651 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "ticket-7.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.04 10:48:44" (2/2) ...
[2024-04-28 10:48:44,652 INFO  L112   eAbstractionObserver]: Analyzing ICFG ticket-7.wvr.bpl
[2024-04-28 10:48:44,660 WARN  L145   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2024-04-28 10:48:44,668 INFO  L203   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-04-28 10:48:44,669 INFO  L162   ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-04-28 10:48:44,669 INFO  L514   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-04-28 10:48:44,735 INFO  L144    ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions.
[2024-04-28 10:48:44,771 INFO  L100   denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-04-28 10:48:44,772 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-04-28 10:48:44,772 INFO  L189       MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-04-28 10:48:44,775 INFO  L229       MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-04-28 10:48:44,779 INFO  L327       MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-04-28 10:48:44,822 INFO  L187   artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-04-28 10:48:44,834 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:48:44,836 INFO  L356      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-04-28 10:48:44,843 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=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;@49377e1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=LOOP, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=true
[2024-04-28 10:48:44,843 INFO  L358      AbstractCegarLoop]: Starting to check reachability of 8 error locations.
[2024-04-28 10:48:44,912 INFO  L420      AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:48:44,915 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:48:44,915 INFO  L85        PathProgramCache]: Analyzing trace with hash -839575868, now seen corresponding path program 1 times
[2024-04-28 10:48:44,924 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:48:44,924 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062427694]
[2024-04-28 10:48:44,924 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:48:44,925 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:48:45,050 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:48:45,559 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:48:45,560 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:48:45,560 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062427694]
[2024-04-28 10:48:45,561 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062427694] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:48:45,561 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:48:45,561 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-04-28 10:48:45,563 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831978481]
[2024-04-28 10:48:45,563 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:48:45,567 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-04-28 10:48:45,567 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:48:45,592 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-04-28 10:48:45,593 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-04-28 10:48:45,594 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:48:45,595 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:48:45,596 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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)
[2024-04-28 10:48:45,596 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:50:01,918 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:50:01,918 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-04-28 10:50:01,920 INFO  L420      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:50:01,922 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:50:01,922 INFO  L85        PathProgramCache]: Analyzing trace with hash -1144437200, now seen corresponding path program 2 times
[2024-04-28 10:50:01,922 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:50:01,922 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704798711]
[2024-04-28 10:50:01,922 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:50:01,923 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:50:01,939 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:50:02,000 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:50:02,001 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:50:02,001 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704798711]
[2024-04-28 10:50:02,001 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704798711] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:50:02,001 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:50:02,001 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-04-28 10:50:02,002 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281181534]
[2024-04-28 10:50:02,002 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:50:02,003 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-04-28 10:50:02,003 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:50:02,004 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-04-28 10:50:02,004 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-04-28 10:50:02,004 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:50:02,005 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:50:02,006 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 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)
[2024-04-28 10:50:02,006 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:50:02,006 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:51:02,745 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:51:02,745 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:51:02,746 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-04-28 10:51:02,746 INFO  L420      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:51:02,746 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:51:02,747 INFO  L85        PathProgramCache]: Analyzing trace with hash 1711265468, now seen corresponding path program 3 times
[2024-04-28 10:51:02,747 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:51:02,747 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487770451]
[2024-04-28 10:51:02,747 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:51:02,747 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:51:02,759 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:51:02,811 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:51:02,812 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:51:02,812 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487770451]
[2024-04-28 10:51:02,812 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487770451] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:51:02,812 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:51:02,812 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-04-28 10:51:02,813 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487420375]
[2024-04-28 10:51:02,813 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:51:02,813 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-04-28 10:51:02,813 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:51:02,814 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-04-28 10:51:02,814 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-04-28 10:51:02,814 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:51:02,814 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:51:02,814 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 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)
[2024-04-28 10:51:02,814 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:51:02,814 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:51:02,815 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:52:16,029 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:52:16,029 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:52:16,029 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:52:16,029 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-04-28 10:52:16,030 INFO  L420      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:52:16,030 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:52:16,030 INFO  L85        PathProgramCache]: Analyzing trace with hash 755845614, now seen corresponding path program 4 times
[2024-04-28 10:52:16,030 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:52:16,030 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458971105]
[2024-04-28 10:52:16,031 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:52:16,031 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:52:16,041 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:52:16,119 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:52:16,120 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:52:16,120 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458971105]
[2024-04-28 10:52:16,121 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458971105] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:52:16,121 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:52:16,121 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-04-28 10:52:16,122 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928872230]
[2024-04-28 10:52:16,122 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:52:16,123 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-04-28 10:52:16,123 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:52:16,123 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-04-28 10:52:16,123 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-04-28 10:52:16,124 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:52:16,124 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:52:16,124 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 6 states have internal predecessors, (53), 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)
[2024-04-28 10:52:16,124 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:52:16,124 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:52:16,124 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:52:16,124 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:53:41,941 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:53:41,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:53:41,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:53:41,942 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:53:41,942 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-04-28 10:53:41,946 INFO  L420      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:53:41,947 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:53:41,948 INFO  L85        PathProgramCache]: Analyzing trace with hash -1631058490, now seen corresponding path program 5 times
[2024-04-28 10:53:41,948 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:53:41,950 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832281648]
[2024-04-28 10:53:41,951 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:53:41,951 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:53:41,966 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:53:42,035 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:53:42,035 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:53:42,035 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832281648]
[2024-04-28 10:53:42,036 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [832281648] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:53:42,036 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:53:42,036 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-04-28 10:53:42,036 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749170133]
[2024-04-28 10:53:42,036 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:53:42,036 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-04-28 10:53:42,037 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:53:42,037 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-04-28 10:53:42,037 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56
[2024-04-28 10:53:42,037 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:53:42,038 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:53:42,038 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 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)
[2024-04-28 10:53:42,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:53:42,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:53:42,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:53:42,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:53:42,038 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:55:14,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:55:14,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:55:14,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:55:14,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:55:14,537 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-28 10:55:14,537 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-04-28 10:55:14,537 INFO  L420      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:55:14,538 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:55:14,538 INFO  L85        PathProgramCache]: Analyzing trace with hash -2052976572, now seen corresponding path program 6 times
[2024-04-28 10:55:14,538 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:55:14,538 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575137403]
[2024-04-28 10:55:14,538 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:55:14,539 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:55:14,572 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:55:14,706 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:55:14,706 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:55:14,707 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575137403]
[2024-04-28 10:55:14,707 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575137403] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:55:14,707 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:55:14,707 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-04-28 10:55:14,707 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497274686]
[2024-04-28 10:55:14,707 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:55:14,707 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-04-28 10:55:14,708 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:55:14,708 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-04-28 10:55:14,708 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72
[2024-04-28 10:55:14,708 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:55:14,709 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:55:14,709 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 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)
[2024-04-28 10:55:14,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:55:14,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:55:14,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:55:14,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:55:14,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-28 10:55:14,709 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:56:53,667 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:56:53,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:56:53,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:56:53,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:56:53,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-28 10:56:53,668 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2024-04-28 10:56:53,668 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-04-28 10:56:53,669 INFO  L420      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:56:53,669 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:56:53,669 INFO  L85        PathProgramCache]: Analyzing trace with hash -547405426, now seen corresponding path program 7 times
[2024-04-28 10:56:53,669 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:56:53,669 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508149635]
[2024-04-28 10:56:53,670 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:56:53,670 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:56:53,677 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:56:53,761 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:56:53,761 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:56:53,761 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508149635]
[2024-04-28 10:56:53,762 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508149635] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:56:53,762 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:56:53,762 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-04-28 10:56:53,762 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319423141]
[2024-04-28 10:56:53,762 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:56:53,762 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-04-28 10:56:53,762 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:56:53,763 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-04-28 10:56:53,763 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90
[2024-04-28 10:56:53,763 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:56:53,763 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:56:53,764 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 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)
[2024-04-28 10:56:53,764 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:56:53,764 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:56:53,764 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:56:53,764 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:56:53,764 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-28 10:56:53,764 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2024-04-28 10:56:53,764 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:58:38,532 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:58:38,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:58:38,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:58:38,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:58:38,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2024-04-28 10:58:38,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2024-04-28 10:58:38,536 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2024-04-28 10:58:38,537 WARN  L477      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-04-28 10:58:38,537 INFO  L420      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONASSERT === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] ===
[2024-04-28 10:58:38,537 INFO  L160       PredicateUnifier]: Initialized classic predicate unifier
[2024-04-28 10:58:38,537 INFO  L85        PathProgramCache]: Analyzing trace with hash 363194666, now seen corresponding path program 8 times
[2024-04-28 10:58:38,537 INFO  L118   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-04-28 10:58:38,538 INFO  L334   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255792466]
[2024-04-28 10:58:38,538 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-04-28 10:58:38,538 INFO  L127          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-04-28 10:58:38,545 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-04-28 10:58:38,627 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-04-28 10:58:38,628 INFO  L136   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-04-28 10:58:38,628 INFO  L334   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255792466]
[2024-04-28 10:58:38,628 INFO  L158   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255792466] provided 1 perfect and 0 imperfect interpolant sequences
[2024-04-28 10:58:38,628 INFO  L185   FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-04-28 10:58:38,628 INFO  L198   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-04-28 10:58:38,628 INFO  L121   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471825924]
[2024-04-28 10:58:38,628 INFO  L85    oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-04-28 10:58:38,629 INFO  L571      AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-04-28 10:58:38,629 INFO  L100   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-04-28 10:58:38,629 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-04-28 10:58:38,629 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72
[2024-04-28 10:58:38,630 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. 
[2024-04-28 10:58:38,630 INFO  L495      AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-04-28 10:58:38,630 INFO  L496      AbstractCegarLoop]: INTERPOLANT automaton has  has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 8 states have internal predecessors, (53), 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)
[2024-04-28 10:58:38,630 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:58:38,630 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. 
[2024-04-28 10:58:38,630 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. 
[2024-04-28 10:58:38,630 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. 
[2024-04-28 10:58:38,630 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. 
[2024-04-28 10:58:38,630 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. 
[2024-04-28 10:58:38,631 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. 
[2024-04-28 10:58:38,631 INFO  L154   InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.