/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg true -i ../../../trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m
[2023-11-29 20:20:27,656 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-29 20:20:27,720 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf
[2023-11-29 20:20:27,746 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-29 20:20:27,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-29 20:20:27,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-29 20:20:27,747 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-29 20:20:27,747 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-29 20:20:27,747 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-29 20:20:27,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-29 20:20:27,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-29 20:20:27,751 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-29 20:20:27,751 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-29 20:20:27,752 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-29 20:20:27,752 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-29 20:20:27,752 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-29 20:20:27,752 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-29 20:20:27,752 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-29 20:20:27,753 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-29 20:20:27,753 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-29 20:20:27,753 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-29 20:20:27,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-29 20:20:27,753 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-29 20:20:27,754 INFO L153 SettingsManager]: * To the following directory=./dump/
[2023-11-29 20:20:27,754 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-29 20:20:27,755 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-29 20:20:27,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-29 20:20:27,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-29 20:20:27,755 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-29 20:20:27,755 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-29 20:20:27,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-29 20:20:27,756 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-29 20:20:27,756 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-29 20:20:27,756 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/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true
[2023-11-29 20:20:27,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-29 20:20:27,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-29 20:20:27,966 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-29 20:20:27,966 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-29 20:20:27,967 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-29 20:20:27,967 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c
[2023-11-29 20:20:29,000 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-29 20:20:29,131 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-29 20:20:29,131 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c
[2023-11-29 20:20:29,136 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab393780/23acc08979384cde9a828c6abdc0d5af/FLAGba3386f66
[2023-11-29 20:20:29,144 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fab393780/23acc08979384cde9a828c6abdc0d5af
[2023-11-29 20:20:29,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-29 20:20:29,146 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2023-11-29 20:20:29,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-29 20:20:29,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-29 20:20:29,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-29 20:20:29,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,150 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f5e69f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29, skipping insertion in model container
[2023-11-29 20:20:29,150 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,164 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-29 20:20:29,262 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c[2721,2734]
[2023-11-29 20:20:29,266 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-29 20:20:29,272 INFO L202 MainTranslator]: Completed pre-run
[2023-11-29 20:20:29,288 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/bench-exp2x9.wvr.c[2721,2734]
[2023-11-29 20:20:29,289 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-29 20:20:29,297 INFO L206 MainTranslator]: Completed translation
[2023-11-29 20:20:29,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29 WrapperNode
[2023-11-29 20:20:29,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-29 20:20:29,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-29 20:20:29,299 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-29 20:20:29,299 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-29 20:20:29,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,329 INFO L138 Inliner]: procedures = 20, calls = 32, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95
[2023-11-29 20:20:29,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-29 20:20:29,330 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-29 20:20:29,330 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-29 20:20:29,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-29 20:20:29,334 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,343 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,344 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-29 20:20:29,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-29 20:20:29,347 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-29 20:20:29,347 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-29 20:20:29,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (1/1) ...
[2023-11-29 20:20:29,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-29 20:20:29,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-11-29 20:20:29,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-29 20:20:29,388 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-29 20:20:29,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-29 20:20:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2023-11-29 20:20:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2023-11-29 20:20:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2023-11-29 20:20:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2023-11-29 20:20:29,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread3
[2023-11-29 20:20:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3
[2023-11-29 20:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread4
[2023-11-29 20:20:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4
[2023-11-29 20:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-29 20:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-29 20:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-29 20:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-29 20:20:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-29 20:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2023-11-29 20:20:29,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-29 20:20:29,404 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-11-29 20:20:29,479 INFO L241 CfgBuilder]: Building ICFG
[2023-11-29 20:20:29,480 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-29 20:20:29,745 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-29 20:20:29,754 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-29 20:20:29,754 INFO L309 CfgBuilder]: Removed 4 assume(true) statements.
[2023-11-29 20:20:29,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:20:29 BoogieIcfgContainer
[2023-11-29 20:20:29,755 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-29 20:20:29,766 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-29 20:20:29,766 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-29 20:20:29,768 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-29 20:20:29,768 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 08:20:29" (1/3) ...
[2023-11-29 20:20:29,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7358bcb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:20:29, skipping insertion in model container
[2023-11-29 20:20:29,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:20:29" (2/3) ...
[2023-11-29 20:20:29,769 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7358bcb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:20:29, skipping insertion in model container
[2023-11-29 20:20:29,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:20:29" (3/3) ...
[2023-11-29 20:20:29,770 INFO L112 eAbstractionObserver]: Analyzing ICFG bench-exp2x9.wvr.c
[2023-11-29 20:20:29,780 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-29 20:20:29,780 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-29 20:20:29,780 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-11-29 20:20:29,908 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions.
[2023-11-29 20:20:29,940 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 157 places, 154 transitions, 336 flow
[2023-11-29 20:20:30,040 INFO L124 PetriNetUnfolderBase]: 10/150 cut-off events.
[2023-11-29 20:20:30,040 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES.
[2023-11-29 20:20:30,050 INFO L83 FinitePrefix]: Finished finitePrefix Result has 167 conditions, 150 events. 10/150 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 143 event pairs, 0 based on Foata normal form. 0/139 useless extension candidates. Maximal degree in co-relation 106. Up to 2 conditions per place.
[2023-11-29 20:20:30,050 INFO L82 GeneralOperation]: Start removeDead. Operand has 157 places, 154 transitions, 336 flow
[2023-11-29 20:20:30,061 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 140 places, 137 transitions, 298 flow
[2023-11-29 20:20:30,071 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-29 20:20:30,076 INFO L362 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=PETRI_NET, 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;@46c3992d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-29 20:20:30,076 INFO L363 AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2023-11-29 20:20:30,100 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2023-11-29 20:20:30,100 INFO L124 PetriNetUnfolderBase]: 10/136 cut-off events.
[2023-11-29 20:20:30,100 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES.
[2023-11-29 20:20:30,100 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:20:30,101 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:20:30,101 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:20:30,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:20:30,104 INFO L85 PathProgramCache]: Analyzing trace with hash -2123700521, now seen corresponding path program 1 times
[2023-11-29 20:20:30,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:20:30,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012808090]
[2023-11-29 20:20:30,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:20:30,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:20:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:20:30,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:30,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:20:30,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012808090]
[2023-11-29 20:20:30,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012808090] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-29 20:20:30,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-29 20:20:30,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-29 20:20:30,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664344018]
[2023-11-29 20:20:30,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-29 20:20:30,928 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-29 20:20:30,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:20:30,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-29 20:20:30,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2023-11-29 20:20:30,957 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 154
[2023-11-29 20:20:30,960 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 140 places, 137 transitions, 298 flow. Second operand has 7 states, 7 states have (on average 85.57142857142857) internal successors, (599), 7 states have internal predecessors, (599), 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)
[2023-11-29 20:20:30,960 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:20:30,961 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 154
[2023-11-29 20:20:30,961 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:20:35,322 INFO L124 PetriNetUnfolderBase]: 41491/54304 cut-off events.
[2023-11-29 20:20:35,322 INFO L125 PetriNetUnfolderBase]: For 4600/4600 co-relation queries the response was YES.
[2023-11-29 20:20:35,427 INFO L83 FinitePrefix]: Finished finitePrefix Result has 111649 conditions, 54304 events. 41491/54304 cut-off events. For 4600/4600 co-relation queries the response was YES. Maximal size of possible extension queue 1816. Compared 313785 event pairs, 19158 based on Foata normal form. 3/44799 useless extension candidates. Maximal degree in co-relation 110558. Up to 53451 conditions per place.
[2023-11-29 20:20:35,780 INFO L140 encePairwiseOnDemand]: 136/154 looper letters, 75 selfloop transitions, 7 changer transitions 7/154 dead transitions.
[2023-11-29 20:20:35,780 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 154 transitions, 531 flow
[2023-11-29 20:20:35,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2023-11-29 20:20:35,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2023-11-29 20:20:35,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 830 transitions.
[2023-11-29 20:20:35,794 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.5988455988455988
[2023-11-29 20:20:35,794 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 830 transitions.
[2023-11-29 20:20:35,794 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 830 transitions.
[2023-11-29 20:20:35,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:20:35,798 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 830 transitions.
[2023-11-29 20:20:35,803 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 92.22222222222223) internal successors, (830), 9 states have internal predecessors, (830), 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)
[2023-11-29 20:20:35,808 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 154.0) internal successors, (1540), 10 states have internal predecessors, (1540), 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)
[2023-11-29 20:20:35,808 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 154.0) internal successors, (1540), 10 states have internal predecessors, (1540), 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)
[2023-11-29 20:20:35,811 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 8 predicate places.
[2023-11-29 20:20:35,811 INFO L500 AbstractCegarLoop]: Abstraction has has 148 places, 154 transitions, 531 flow
[2023-11-29 20:20:35,811 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 85.57142857142857) internal successors, (599), 7 states have internal predecessors, (599), 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)
[2023-11-29 20:20:35,811 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:20:35,812 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:20:35,812 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-29 20:20:35,812 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:20:35,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:20:35,813 INFO L85 PathProgramCache]: Analyzing trace with hash -981447876, now seen corresponding path program 1 times
[2023-11-29 20:20:35,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:20:35,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075978159]
[2023-11-29 20:20:35,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:20:35,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:20:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:20:36,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:36,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:20:36,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075978159]
[2023-11-29 20:20:36,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075978159] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-29 20:20:36,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-29 20:20:36,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-29 20:20:36,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180525220]
[2023-11-29 20:20:36,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-29 20:20:36,152 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-29 20:20:36,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:20:36,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-29 20:20:36,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30
[2023-11-29 20:20:36,154 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 154
[2023-11-29 20:20:36,154 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 154 transitions, 531 flow. Second operand has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 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)
[2023-11-29 20:20:36,154 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:20:36,154 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 154
[2023-11-29 20:20:36,155 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:20:40,276 INFO L124 PetriNetUnfolderBase]: 41394/55001 cut-off events.
[2023-11-29 20:20:40,277 INFO L125 PetriNetUnfolderBase]: For 5156/9164 co-relation queries the response was YES.
[2023-11-29 20:20:40,378 INFO L83 FinitePrefix]: Finished finitePrefix Result has 166009 conditions, 55001 events. 41394/55001 cut-off events. For 5156/9164 co-relation queries the response was YES. Maximal size of possible extension queue 1871. Compared 328352 event pairs, 26218 based on Foata normal form. 26/45435 useless extension candidates. Maximal degree in co-relation 150120. Up to 53366 conditions per place.
[2023-11-29 20:20:40,645 INFO L140 encePairwiseOnDemand]: 142/154 looper letters, 85 selfloop transitions, 11 changer transitions 7/166 dead transitions.
[2023-11-29 20:20:40,645 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 166 transitions, 797 flow
[2023-11-29 20:20:40,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-29 20:20:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2023-11-29 20:20:40,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 658 transitions.
[2023-11-29 20:20:40,647 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6103896103896104
[2023-11-29 20:20:40,648 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 658 transitions.
[2023-11-29 20:20:40,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 658 transitions.
[2023-11-29 20:20:40,648 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:20:40,648 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 658 transitions.
[2023-11-29 20:20:40,649 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 94.0) internal successors, (658), 7 states have internal predecessors, (658), 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)
[2023-11-29 20:20:40,651 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 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)
[2023-11-29 20:20:40,651 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 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)
[2023-11-29 20:20:40,652 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 14 predicate places.
[2023-11-29 20:20:40,652 INFO L500 AbstractCegarLoop]: Abstraction has has 154 places, 166 transitions, 797 flow
[2023-11-29 20:20:40,652 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 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)
[2023-11-29 20:20:40,652 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:20:40,653 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:20:40,653 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-29 20:20:40,653 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:20:40,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:20:40,653 INFO L85 PathProgramCache]: Analyzing trace with hash -622590588, now seen corresponding path program 2 times
[2023-11-29 20:20:40,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:20:40,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022107374]
[2023-11-29 20:20:40,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:20:40,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:20:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:20:41,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:41,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:20:41,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022107374]
[2023-11-29 20:20:41,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022107374] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-29 20:20:41,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936354099]
[2023-11-29 20:20:41,108 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2023-11-29 20:20:41,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-29 20:20:41,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-11-29 20:20:41,124 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-29 20:20:41,169 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-11-29 20:20:41,292 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s)
[2023-11-29 20:20:41,292 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat
[2023-11-29 20:20:41,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 7 conjunts are in the unsatisfiable core
[2023-11-29 20:20:41,298 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-29 20:20:41,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:41,830 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2023-11-29 20:20:42,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:42,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936354099] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-29 20:20:42,007 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-29 20:20:42,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14
[2023-11-29 20:20:42,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597629040]
[2023-11-29 20:20:42,008 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-29 20:20:42,009 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2023-11-29 20:20:42,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:20:42,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2023-11-29 20:20:42,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182
[2023-11-29 20:20:42,011 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 154
[2023-11-29 20:20:42,012 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 154 places, 166 transitions, 797 flow. Second operand has 14 states, 14 states have (on average 84.21428571428571) internal successors, (1179), 14 states have internal predecessors, (1179), 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)
[2023-11-29 20:20:42,012 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:20:42,012 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 154
[2023-11-29 20:20:42,012 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:20:48,056 INFO L124 PetriNetUnfolderBase]: 50277/70062 cut-off events.
[2023-11-29 20:20:48,056 INFO L125 PetriNetUnfolderBase]: For 13484/25466 co-relation queries the response was YES.
[2023-11-29 20:20:48,193 INFO L83 FinitePrefix]: Finished finitePrefix Result has 274132 conditions, 70062 events. 50277/70062 cut-off events. For 13484/25466 co-relation queries the response was YES. Maximal size of possible extension queue 2303. Compared 473077 event pairs, 23727 based on Foata normal form. 35/59507 useless extension candidates. Maximal degree in co-relation 239582. Up to 66011 conditions per place.
[2023-11-29 20:20:48,704 INFO L140 encePairwiseOnDemand]: 134/154 looper letters, 239 selfloop transitions, 30 changer transitions 9/341 dead transitions.
[2023-11-29 20:20:48,704 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 341 transitions, 2469 flow
[2023-11-29 20:20:48,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states.
[2023-11-29 20:20:48,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states.
[2023-11-29 20:20:48,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1862 transitions.
[2023-11-29 20:20:48,708 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6045454545454545
[2023-11-29 20:20:48,708 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1862 transitions.
[2023-11-29 20:20:48,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1862 transitions.
[2023-11-29 20:20:48,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:20:48,709 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1862 transitions.
[2023-11-29 20:20:48,712 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 93.1) internal successors, (1862), 20 states have internal predecessors, (1862), 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)
[2023-11-29 20:20:48,716 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 154.0) internal successors, (3234), 21 states have internal predecessors, (3234), 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)
[2023-11-29 20:20:48,716 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 154.0) internal successors, (3234), 21 states have internal predecessors, (3234), 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)
[2023-11-29 20:20:48,717 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 33 predicate places.
[2023-11-29 20:20:48,717 INFO L500 AbstractCegarLoop]: Abstraction has has 173 places, 341 transitions, 2469 flow
[2023-11-29 20:20:48,717 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 84.21428571428571) internal successors, (1179), 14 states have internal predecessors, (1179), 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)
[2023-11-29 20:20:48,717 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:20:48,718 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:20:48,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2023-11-29 20:20:48,922 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-29 20:20:48,922 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:20:48,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:20:48,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1280155206, now seen corresponding path program 3 times
[2023-11-29 20:20:48,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:20:48,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971189347]
[2023-11-29 20:20:48,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:20:48,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:20:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:20:49,138 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:49,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:20:49,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971189347]
[2023-11-29 20:20:49,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971189347] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-29 20:20:49,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-29 20:20:49,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-29 20:20:49,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276089663]
[2023-11-29 20:20:49,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-29 20:20:49,140 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-29 20:20:49,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:20:49,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-29 20:20:49,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30
[2023-11-29 20:20:49,142 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 154
[2023-11-29 20:20:49,143 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 173 places, 341 transitions, 2469 flow. Second operand has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 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)
[2023-11-29 20:20:49,143 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:20:49,143 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 154
[2023-11-29 20:20:49,143 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:20:55,601 INFO L124 PetriNetUnfolderBase]: 50276/71606 cut-off events.
[2023-11-29 20:20:55,602 INFO L125 PetriNetUnfolderBase]: For 17019/30273 co-relation queries the response was YES.
[2023-11-29 20:20:55,735 INFO L83 FinitePrefix]: Finished finitePrefix Result has 341995 conditions, 71606 events. 50276/71606 cut-off events. For 17019/30273 co-relation queries the response was YES. Maximal size of possible extension queue 2362. Compared 520091 event pairs, 7752 based on Foata normal form. 33/61275 useless extension candidates. Maximal degree in co-relation 335532. Up to 66081 conditions per place.
[2023-11-29 20:20:56,344 INFO L140 encePairwiseOnDemand]: 142/154 looper letters, 266 selfloop transitions, 13 changer transitions 9/351 dead transitions.
[2023-11-29 20:20:56,345 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 179 places, 351 transitions, 3131 flow
[2023-11-29 20:20:56,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-29 20:20:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2023-11-29 20:20:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 657 transitions.
[2023-11-29 20:20:56,347 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6094619666048238
[2023-11-29 20:20:56,347 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 657 transitions.
[2023-11-29 20:20:56,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 657 transitions.
[2023-11-29 20:20:56,348 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:20:56,348 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 657 transitions.
[2023-11-29 20:20:56,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 93.85714285714286) internal successors, (657), 7 states have internal predecessors, (657), 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)
[2023-11-29 20:20:56,350 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 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)
[2023-11-29 20:20:56,350 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 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)
[2023-11-29 20:20:56,351 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 39 predicate places.
[2023-11-29 20:20:56,351 INFO L500 AbstractCegarLoop]: Abstraction has has 179 places, 351 transitions, 3131 flow
[2023-11-29 20:20:56,351 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 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)
[2023-11-29 20:20:56,351 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:20:56,352 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:20:56,365 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-29 20:20:56,365 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:20:56,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:20:56,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1141064580, now seen corresponding path program 1 times
[2023-11-29 20:20:56,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:20:56,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138155981]
[2023-11-29 20:20:56,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:20:56,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:20:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:20:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:57,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:20:57,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138155981]
[2023-11-29 20:20:57,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138155981] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-29 20:20:57,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540615479]
[2023-11-29 20:20:57,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:20:57,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-29 20:20:57,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-11-29 20:20:57,104 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-29 20:20:57,146 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-11-29 20:20:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:20:57,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 7 conjunts are in the unsatisfiable core
[2023-11-29 20:20:57,230 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-29 20:20:57,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:57,477 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2023-11-29 20:20:57,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:20:57,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1540615479] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-29 20:20:57,645 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-29 20:20:57,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14
[2023-11-29 20:20:57,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985728673]
[2023-11-29 20:20:57,646 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-29 20:20:57,646 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2023-11-29 20:20:57,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:20:57,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2023-11-29 20:20:57,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182
[2023-11-29 20:20:57,648 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 154
[2023-11-29 20:20:57,649 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 179 places, 351 transitions, 3131 flow. Second operand has 14 states, 14 states have (on average 84.71428571428571) internal successors, (1186), 14 states have internal predecessors, (1186), 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)
[2023-11-29 20:20:57,649 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:20:57,649 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 154
[2023-11-29 20:20:57,649 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:21:07,011 INFO L124 PetriNetUnfolderBase]: 58796/85562 cut-off events.
[2023-11-29 20:21:07,011 INFO L125 PetriNetUnfolderBase]: For 22652/45567 co-relation queries the response was YES.
[2023-11-29 20:21:07,270 INFO L83 FinitePrefix]: Finished finitePrefix Result has 486019 conditions, 85562 events. 58796/85562 cut-off events. For 22652/45567 co-relation queries the response was YES. Maximal size of possible extension queue 2864. Compared 638369 event pairs, 1422 based on Foata normal form. 75/74912 useless extension candidates. Maximal degree in co-relation 426916. Up to 78643 conditions per place.
[2023-11-29 20:21:07,924 INFO L140 encePairwiseOnDemand]: 134/154 looper letters, 786 selfloop transitions, 96 changer transitions 13/958 dead transitions.
[2023-11-29 20:21:07,924 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 198 places, 958 transitions, 11243 flow
[2023-11-29 20:21:07,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states.
[2023-11-29 20:21:07,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states.
[2023-11-29 20:21:07,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 1864 transitions.
[2023-11-29 20:21:07,941 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6051948051948052
[2023-11-29 20:21:07,941 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 1864 transitions.
[2023-11-29 20:21:07,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 1864 transitions.
[2023-11-29 20:21:07,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:21:07,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 1864 transitions.
[2023-11-29 20:21:07,944 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 93.2) internal successors, (1864), 20 states have internal predecessors, (1864), 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)
[2023-11-29 20:21:07,947 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 154.0) internal successors, (3234), 21 states have internal predecessors, (3234), 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)
[2023-11-29 20:21:07,947 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 154.0) internal successors, (3234), 21 states have internal predecessors, (3234), 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)
[2023-11-29 20:21:07,948 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 58 predicate places.
[2023-11-29 20:21:07,948 INFO L500 AbstractCegarLoop]: Abstraction has has 198 places, 958 transitions, 11243 flow
[2023-11-29 20:21:07,948 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 84.71428571428571) internal successors, (1186), 14 states have internal predecessors, (1186), 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)
[2023-11-29 20:21:07,948 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:21:07,948 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:21:07,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2023-11-29 20:21:08,172 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-29 20:21:08,173 INFO L425 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:21:08,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:21:08,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1338194734, now seen corresponding path program 2 times
[2023-11-29 20:21:08,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:21:08,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10516185]
[2023-11-29 20:21:08,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:21:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:21:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:21:08,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:21:08,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:21:08,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10516185]
[2023-11-29 20:21:08,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10516185] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-29 20:21:08,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-29 20:21:08,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2023-11-29 20:21:08,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777211291]
[2023-11-29 20:21:08,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-29 20:21:08,498 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-29 20:21:08,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:21:08,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-29 20:21:08,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30
[2023-11-29 20:21:08,499 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 154
[2023-11-29 20:21:08,499 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 198 places, 958 transitions, 11243 flow. Second operand has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 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)
[2023-11-29 20:21:08,499 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:21:08,500 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 154
[2023-11-29 20:21:08,500 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:21:20,372 INFO L124 PetriNetUnfolderBase]: 58436/84193 cut-off events.
[2023-11-29 20:21:20,372 INFO L125 PetriNetUnfolderBase]: For 19441/31768 co-relation queries the response was YES.
[2023-11-29 20:21:20,549 INFO L83 FinitePrefix]: Finished finitePrefix Result has 559850 conditions, 84193 events. 58436/84193 cut-off events. For 19441/31768 co-relation queries the response was YES. Maximal size of possible extension queue 2816. Compared 618048 event pairs, 558 based on Foata normal form. 57/73877 useless extension candidates. Maximal degree in co-relation 493531. Up to 78076 conditions per place.
[2023-11-29 20:21:21,463 INFO L140 encePairwiseOnDemand]: 142/154 looper letters, 857 selfloop transitions, 19 changer transitions 23/962 dead transitions.
[2023-11-29 20:21:21,463 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 204 places, 962 transitions, 13095 flow
[2023-11-29 20:21:21,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-29 20:21:21,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2023-11-29 20:21:21,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 657 transitions.
[2023-11-29 20:21:21,465 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6094619666048238
[2023-11-29 20:21:21,465 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 657 transitions.
[2023-11-29 20:21:21,465 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 657 transitions.
[2023-11-29 20:21:21,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:21:21,465 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 657 transitions.
[2023-11-29 20:21:21,466 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 93.85714285714286) internal successors, (657), 7 states have internal predecessors, (657), 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)
[2023-11-29 20:21:21,467 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 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)
[2023-11-29 20:21:21,467 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 154.0) internal successors, (1232), 8 states have internal predecessors, (1232), 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)
[2023-11-29 20:21:21,468 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 64 predicate places.
[2023-11-29 20:21:21,468 INFO L500 AbstractCegarLoop]: Abstraction has has 204 places, 962 transitions, 13095 flow
[2023-11-29 20:21:21,468 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 86.0) internal successors, (516), 6 states have internal predecessors, (516), 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)
[2023-11-29 20:21:21,468 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:21:21,468 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:21:21,469 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2023-11-29 20:21:21,469 INFO L425 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:21:21,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:21:21,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1052387266, now seen corresponding path program 1 times
[2023-11-29 20:21:21,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:21:21,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595276460]
[2023-11-29 20:21:21,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:21:21,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:21:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:21:21,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:21:21,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:21:21,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595276460]
[2023-11-29 20:21:21,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595276460] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-29 20:21:21,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-29 20:21:21,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-29 20:21:21,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155043821]
[2023-11-29 20:21:21,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-29 20:21:21,710 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-29 20:21:21,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:21:21,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-29 20:21:21,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2023-11-29 20:21:21,711 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 154
[2023-11-29 20:21:21,712 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 204 places, 962 transitions, 13095 flow. Second operand has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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)
[2023-11-29 20:21:21,712 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:21:21,712 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 154
[2023-11-29 20:21:21,712 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:21:33,343 INFO L124 PetriNetUnfolderBase]: 61950/89609 cut-off events.
[2023-11-29 20:21:33,343 INFO L125 PetriNetUnfolderBase]: For 30700/80106 co-relation queries the response was YES.
[2023-11-29 20:21:33,516 INFO L83 FinitePrefix]: Finished finitePrefix Result has 676874 conditions, 89609 events. 61950/89609 cut-off events. For 30700/80106 co-relation queries the response was YES. Maximal size of possible extension queue 3008. Compared 663863 event pairs, 1486 based on Foata normal form. 178/78988 useless extension candidates. Maximal degree in co-relation 597650. Up to 82810 conditions per place.
[2023-11-29 20:21:34,450 INFO L140 encePairwiseOnDemand]: 143/154 looper letters, 1126 selfloop transitions, 78 changer transitions 23/1290 dead transitions.
[2023-11-29 20:21:34,450 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 211 places, 1290 transitions, 20258 flow
[2023-11-29 20:21:34,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-29 20:21:34,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states.
[2023-11-29 20:21:34,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 766 transitions.
[2023-11-29 20:21:34,452 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6217532467532467
[2023-11-29 20:21:34,452 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 766 transitions.
[2023-11-29 20:21:34,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 766 transitions.
[2023-11-29 20:21:34,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:21:34,452 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 766 transitions.
[2023-11-29 20:21:34,453 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 95.75) internal successors, (766), 8 states have internal predecessors, (766), 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)
[2023-11-29 20:21:34,454 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 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)
[2023-11-29 20:21:34,455 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 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)
[2023-11-29 20:21:34,455 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 71 predicate places.
[2023-11-29 20:21:34,455 INFO L500 AbstractCegarLoop]: Abstraction has has 211 places, 1290 transitions, 20258 flow
[2023-11-29 20:21:34,455 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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)
[2023-11-29 20:21:34,455 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:21:34,456 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:21:34,456 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2023-11-29 20:21:34,456 INFO L425 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:21:34,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:21:34,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1533916554, now seen corresponding path program 1 times
[2023-11-29 20:21:34,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:21:34,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265995055]
[2023-11-29 20:21:34,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:21:34,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:21:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:21:34,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:21:34,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:21:34,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265995055]
[2023-11-29 20:21:34,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265995055] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-29 20:21:34,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-29 20:21:34,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2023-11-29 20:21:34,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775476914]
[2023-11-29 20:21:34,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-29 20:21:34,649 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2023-11-29 20:21:34,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-29 20:21:34,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2023-11-29 20:21:34,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2023-11-29 20:21:34,650 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 154
[2023-11-29 20:21:34,650 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 211 places, 1290 transitions, 20258 flow. Second operand has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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)
[2023-11-29 20:21:34,650 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-29 20:21:34,650 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 154
[2023-11-29 20:21:34,650 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-29 20:21:49,190 INFO L124 PetriNetUnfolderBase]: 65192/93953 cut-off events.
[2023-11-29 20:21:49,190 INFO L125 PetriNetUnfolderBase]: For 29305/53694 co-relation queries the response was YES.
[2023-11-29 20:21:49,385 INFO L83 FinitePrefix]: Finished finitePrefix Result has 799848 conditions, 93953 events. 65192/93953 cut-off events. For 29305/53694 co-relation queries the response was YES. Maximal size of possible extension queue 2988. Compared 691533 event pairs, 1034 based on Foata normal form. 100/83362 useless extension candidates. Maximal degree in co-relation 710909. Up to 87232 conditions per place.
[2023-11-29 20:21:50,490 INFO L140 encePairwiseOnDemand]: 143/154 looper letters, 1520 selfloop transitions, 111 changer transitions 23/1717 dead transitions.
[2023-11-29 20:21:50,490 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 218 places, 1717 transitions, 30464 flow
[2023-11-29 20:21:50,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-29 20:21:50,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states.
[2023-11-29 20:21:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 766 transitions.
[2023-11-29 20:21:50,491 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.6217532467532467
[2023-11-29 20:21:50,491 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 766 transitions.
[2023-11-29 20:21:50,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 766 transitions.
[2023-11-29 20:21:50,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-29 20:21:50,492 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 766 transitions.
[2023-11-29 20:21:50,493 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 95.75) internal successors, (766), 8 states have internal predecessors, (766), 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)
[2023-11-29 20:21:50,494 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 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)
[2023-11-29 20:21:50,494 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 154.0) internal successors, (1386), 9 states have internal predecessors, (1386), 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)
[2023-11-29 20:21:50,495 INFO L307 CegarLoopForPetriNet]: 140 programPoint places, 78 predicate places.
[2023-11-29 20:21:50,495 INFO L500 AbstractCegarLoop]: Abstraction has has 218 places, 1717 transitions, 30464 flow
[2023-11-29 20:21:50,495 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 85.0) internal successors, (595), 7 states have internal predecessors, (595), 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)
[2023-11-29 20:21:50,495 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-29 20:21:50,495 INFO L232 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-29 20:21:50,495 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2023-11-29 20:21:50,495 INFO L425 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] ===
[2023-11-29 20:21:50,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-29 20:21:50,496 INFO L85 PathProgramCache]: Analyzing trace with hash 2026020641, now seen corresponding path program 1 times
[2023-11-29 20:21:50,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-29 20:21:50,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626024508]
[2023-11-29 20:21:50,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:21:50,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-29 20:21:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:21:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:21:58,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-29 20:21:58,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626024508]
[2023-11-29 20:21:58,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626024508] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-29 20:21:58,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112456367]
[2023-11-29 20:21:58,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-29 20:21:58,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-29 20:21:58,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-11-29 20:21:58,022 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-29 20:21:58,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-11-29 20:21:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-29 20:21:58,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 41 conjunts are in the unsatisfiable core
[2023-11-29 20:21:58,770 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-29 20:28:25,678 WARN L293 SmtUtils]: Spent 5.05s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2023-11-29 20:29:52,963 WARN L293 SmtUtils]: Spent 17.38s on a formula simplification that was a NOOP. DAG size: 72 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)
[2023-11-29 20:34:43,565 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug.
[2023-11-29 20:34:43,759 INFO L209 tifierPushTermWalker]: Run 20 iterations without descend maybe there is a nontermination bug.
[2023-11-29 20:34:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-29 20:34:44,543 INFO L327 TraceCheckSpWp]: Computing backward predicates...
Received shutdown request...
[2023-11-29 20:34:57,246 INFO L810 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining)
[2023-11-29 20:34:57,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2023-11-29 20:34:57,265 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-11-29 20:34:57,291 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end
[2023-11-29 20:34:57,446 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-29 20:34:57,447 WARN L624 AbstractCegarLoop]: Verification canceled: while CegarLoopForPetriNet was analyzing trace of length 114 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates.
[2023-11-29 20:34:57,448 INFO L810 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining)
[2023-11-29 20:34:57,448 INFO L810 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining)
[2023-11-29 20:34:57,448 INFO L810 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining)
[2023-11-29 20:34:57,448 INFO L810 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining)
[2023-11-29 20:34:57,449 INFO L457 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1]
[2023-11-29 20:34:57,451 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-11-29 20:34:57,451 INFO L172 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-29 20:34:57,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 08:34:57 BasicIcfg
[2023-11-29 20:34:57,453 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-29 20:34:57,454 INFO L158 Benchmark]: Toolchain (without parser) took 868307.69ms. Allocated memory was 421.5MB in the beginning and 15.6GB in the end (delta: 15.2GB). Free memory was 375.5MB in the beginning and 7.9GB in the end (delta: -7.6GB). Peak memory consumption was 7.6GB. Max. memory is 16.0GB.
[2023-11-29 20:34:57,454 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 421.5MB. Free memory is still 377.7MB. There was no memory consumed. Max. memory is 16.0GB.
[2023-11-29 20:34:57,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 151.17ms. Allocated memory is still 421.5MB. Free memory was 375.5MB in the beginning and 363.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB.
[2023-11-29 20:34:57,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.10ms. Allocated memory is still 421.5MB. Free memory was 363.4MB in the beginning and 361.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
[2023-11-29 20:34:57,454 INFO L158 Benchmark]: Boogie Preprocessor took 16.55ms. Allocated memory is still 421.5MB. Free memory was 361.7MB in the beginning and 360.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.0GB.
[2023-11-29 20:34:57,455 INFO L158 Benchmark]: RCFGBuilder took 408.26ms. Allocated memory is still 421.5MB. Free memory was 360.1MB in the beginning and 343.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB.
[2023-11-29 20:34:57,455 INFO L158 Benchmark]: TraceAbstraction took 867687.50ms. Allocated memory was 421.5MB in the beginning and 15.6GB in the end (delta: 15.2GB). Free memory was 342.4MB in the beginning and 7.9GB in the end (delta: -7.6GB). Peak memory consumption was 7.6GB. Max. memory is 16.0GB.
[2023-11-29 20:34:57,456 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.10ms. Allocated memory is still 421.5MB. Free memory is still 377.7MB. There was no memory consumed. Max. memory is 16.0GB.
* CACSL2BoogieTranslator took 151.17ms. Allocated memory is still 421.5MB. Free memory was 375.5MB in the beginning and 363.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB.
* Boogie Procedure Inliner took 31.10ms. Allocated memory is still 421.5MB. Free memory was 363.4MB in the beginning and 361.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
* Boogie Preprocessor took 16.55ms. Allocated memory is still 421.5MB. Free memory was 361.7MB in the beginning and 360.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.0GB.
* RCFGBuilder took 408.26ms. Allocated memory is still 421.5MB. Free memory was 360.1MB in the beginning and 343.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.0GB.
* TraceAbstraction took 867687.50ms. Allocated memory was 421.5MB in the beginning and 15.6GB in the end (delta: 15.2GB). Free memory was 342.4MB in the beginning and 7.9GB in the end (delta: -7.6GB). Peak memory consumption was 7.6GB. Max. memory is 16.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- TimeoutResultAtElement [Line: 116]: Timeout (TraceAbstraction)
Unable to prove that a call to reach_error is unreachable Cancelled while CegarLoopForPetriNet was analyzing trace of length 114 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates.
- TimeoutResultAtElement [Line: 109]: Timeout (TraceAbstraction)
Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was analyzing trace of length 114 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates.
- TimeoutResultAtElement [Line: 107]: Timeout (TraceAbstraction)
Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was analyzing trace of length 114 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates.
- TimeoutResultAtElement [Line: 108]: Timeout (TraceAbstraction)
Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was analyzing trace of length 114 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates.
- TimeoutResultAtElement [Line: 106]: Timeout (TraceAbstraction)
Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while CegarLoopForPetriNet was analyzing trace of length 114 with TraceHistMax 1,while TraceCheckSpWp was constructing backward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 45 known predicates.
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 9 procedures, 197 locations, 5 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 867.5s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 75.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1105 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1105 mSDsluCounter, 1043 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 641 mSDsCounter, 62 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2379 IncrementalHoareTripleChecker+Invalid, 2441 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 62 mSolverCounterUnsat, 402 mSDtfsCounter, 2379 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 502 GetRequests, 416 SyntacticMatches, 2 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=30464occurred in iteration=8, InterpolantAutomatonStates: 86, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1042 NumberOfCodeBlocks, 1042 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1240 ConstructedInterpolants, 0 QuantifiedInterpolants, 17337 SizeOfPredicates, 20 NumberOfNonLiveVariables, 586 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 12 InterpolantComputations, 6 PerfectInterpolantSequences, 5/11 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: Timeout
Completed graceful shutdown