/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 --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/pthread-wmm/mix008.opt.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m
[2023-11-30 06:40:07,893 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-30 06:40:07,974 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
[2023-11-30 06:40:08,013 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-30 06:40:08,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-30 06:40:08,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-30 06:40:08,015 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-30 06:40:08,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-30 06:40:08,015 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-30 06:40:08,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-30 06:40:08,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-30 06:40:08,020 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-30 06:40:08,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-30 06:40:08,021 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-30 06:40:08,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-30 06:40:08,021 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-30 06:40:08,021 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-30 06:40:08,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-30 06:40:08,022 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-30 06:40:08,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-30 06:40:08,022 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-30 06:40:08,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-30 06:40:08,023 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-30 06:40:08,023 INFO L153 SettingsManager]: * To the following directory=./dump/
[2023-11-30 06:40:08,023 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-30 06:40:08,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-30 06:40:08,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-30 06:40:08,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-30 06:40:08,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-30 06:40:08,024 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-30 06:40:08,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-30 06:40:08,025 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-30 06:40:08,025 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-30 06:40:08,026 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true
[2023-11-30 06:40:08,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-30 06:40:08,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-30 06:40:08,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-30 06:40:08,264 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-30 06:40:08,265 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-30 06:40:08,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix008.opt.i
[2023-11-30 06:40:09,371 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-30 06:40:09,614 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-30 06:40:09,614 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix008.opt.i
[2023-11-30 06:40:09,627 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c7434f74/10bd1e99368248bbbb1d7260883ab1cc/FLAGab51fdb1e
[2023-11-30 06:40:09,639 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c7434f74/10bd1e99368248bbbb1d7260883ab1cc
[2023-11-30 06:40:09,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-30 06:40:09,642 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2023-11-30 06:40:09,643 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-30 06:40:09,643 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-30 06:40:09,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-30 06:40:09,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 06:40:09" (1/1) ...
[2023-11-30 06:40:09,650 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3e525f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:09, skipping insertion in model container
[2023-11-30 06:40:09,650 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 06:40:09" (1/1) ...
[2023-11-30 06:40:09,700 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-30 06:40:10,073 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-30 06:40:10,086 INFO L202 MainTranslator]: Completed pre-run
[2023-11-30 06:40:10,141 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-30 06:40:10,170 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler.
[2023-11-30 06:40:10,170 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler.
[2023-11-30 06:40:10,176 INFO L206 MainTranslator]: Completed translation
[2023-11-30 06:40:10,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10 WrapperNode
[2023-11-30 06:40:10,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-30 06:40:10,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-30 06:40:10,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-30 06:40:10,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-30 06:40:10,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,213 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,259 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 172
[2023-11-30 06:40:10,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-30 06:40:10,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-30 06:40:10,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-30 06:40:10,260 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-30 06:40:10,268 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,269 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-30 06:40:10,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-30 06:40:10,316 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-30 06:40:10,316 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-30 06:40:10,317 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (1/1) ...
[2023-11-30 06:40:10,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-30 06:40:10,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-11-30 06:40:10,377 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)
[2023-11-30 06:40:10,401 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
[2023-11-30 06:40:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-30 06:40:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2023-11-30 06:40:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-30 06:40:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-30 06:40:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-30 06:40:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2023-11-30 06:40:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2023-11-30 06:40:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2023-11-30 06:40:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2023-11-30 06:40:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2023-11-30 06:40:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2023-11-30 06:40:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2023-11-30 06:40:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2023-11-30 06:40:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-30 06:40:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2023-11-30 06:40:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-30 06:40:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-30 06:40:10,411 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-11-30 06:40:10,531 INFO L241 CfgBuilder]: Building ICFG
[2023-11-30 06:40:10,533 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-30 06:40:10,862 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-30 06:40:11,007 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-30 06:40:11,008 INFO L309 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-30 06:40:11,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 06:40:11 BoogieIcfgContainer
[2023-11-30 06:40:11,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-30 06:40:11,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-30 06:40:11,011 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-30 06:40:11,013 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-30 06:40:11,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 06:40:09" (1/3) ...
[2023-11-30 06:40:11,014 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@632c6697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 06:40:11, skipping insertion in model container
[2023-11-30 06:40:11,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:40:10" (2/3) ...
[2023-11-30 06:40:11,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@632c6697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 06:40:11, skipping insertion in model container
[2023-11-30 06:40:11,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 06:40:11" (3/3) ...
[2023-11-30 06:40:11,016 INFO L112 eAbstractionObserver]: Analyzing ICFG mix008.opt.i
[2023-11-30 06:40:11,032 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-30 06:40:11,032 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2023-11-30 06:40:11,032 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-11-30 06:40:11,092 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2023-11-30 06:40:11,127 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 156 places, 146 transitions, 308 flow
[2023-11-30 06:40:11,174 INFO L124 PetriNetUnfolderBase]: 3/142 cut-off events.
[2023-11-30 06:40:11,174 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2023-11-30 06:40:11,182 INFO L83 FinitePrefix]: Finished finitePrefix Result has 155 conditions, 142 events. 3/142 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 107 event pairs, 0 based on Foata normal form. 0/131 useless extension candidates. Maximal degree in co-relation 104. Up to 2 conditions per place.
[2023-11-30 06:40:11,182 INFO L82 GeneralOperation]: Start removeDead. Operand has 156 places, 146 transitions, 308 flow
[2023-11-30 06:40:11,186 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 152 places, 142 transitions, 296 flow
[2023-11-30 06:40:11,194 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-30 06:40:11,200 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;@5409f2e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-30 06:40:11,200 INFO L363 AbstractCegarLoop]: Starting to check reachability of 20 error locations.
[2023-11-30 06:40:11,209 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2023-11-30 06:40:11,210 INFO L124 PetriNetUnfolderBase]: 0/53 cut-off events.
[2023-11-30 06:40:11,210 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2023-11-30 06:40:11,210 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:40:11,211 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]
[2023-11-30 06:40:11,211 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2023-11-30 06:40:11,215 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:40:11,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1160401542, now seen corresponding path program 1 times
[2023-11-30 06:40:11,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:40:11,224 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138879430]
[2023-11-30 06:40:11,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:40:11,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:40:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:40:11,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-30 06:40:11,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:40:11,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138879430]
[2023-11-30 06:40:11,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138879430] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:40:11,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:40:11,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-30 06:40:11,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074021467]
[2023-11-30 06:40:11,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:40:11,530 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-30 06:40:11,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:40:11,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-30 06:40:11,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-30 06:40:11,555 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 146
[2023-11-30 06:40:11,558 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 152 places, 142 transitions, 296 flow. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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)
[2023-11-30 06:40:11,558 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:40:11,559 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 146
[2023-11-30 06:40:11,559 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:40:12,468 INFO L124 PetriNetUnfolderBase]: 2548/4423 cut-off events.
[2023-11-30 06:40:12,468 INFO L125 PetriNetUnfolderBase]: For 57/57 co-relation queries the response was YES.
[2023-11-30 06:40:12,491 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8204 conditions, 4423 events. 2548/4423 cut-off events. For 57/57 co-relation queries the response was YES. Maximal size of possible extension queue 452. Compared 33797 event pairs, 889 based on Foata normal form. 1034/3965 useless extension candidates. Maximal degree in co-relation 8150. Up to 3609 conditions per place.
[2023-11-30 06:40:12,536 INFO L140 encePairwiseOnDemand]: 130/146 looper letters, 31 selfloop transitions, 5 changer transitions 0/149 dead transitions.
[2023-11-30 06:40:12,536 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 149 transitions, 391 flow
[2023-11-30 06:40:12,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-30 06:40:12,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-11-30 06:40:12,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 407 transitions.
[2023-11-30 06:40:12,553 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.9292237442922374
[2023-11-30 06:40:12,553 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 407 transitions.
[2023-11-30 06:40:12,554 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 407 transitions.
[2023-11-30 06:40:12,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:40:12,558 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 407 transitions.
[2023-11-30 06:40:12,562 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 135.66666666666666) internal successors, (407), 3 states have internal predecessors, (407), 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)
[2023-11-30 06:40:12,566 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 146.0) internal successors, (584), 4 states have internal predecessors, (584), 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)
[2023-11-30 06:40:12,566 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 146.0) internal successors, (584), 4 states have internal predecessors, (584), 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)
[2023-11-30 06:40:12,571 INFO L307 CegarLoopForPetriNet]: 152 programPoint places, -1 predicate places.
[2023-11-30 06:40:12,571 INFO L500 AbstractCegarLoop]: Abstraction has has 151 places, 149 transitions, 391 flow
[2023-11-30 06:40:12,572 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 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)
[2023-11-30 06:40:12,572 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:40:12,572 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]
[2023-11-30 06:40:12,573 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-30 06:40:12,573 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2023-11-30 06:40:12,573 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:40:12,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1065626641, now seen corresponding path program 1 times
[2023-11-30 06:40:12,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:40:12,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646226349]
[2023-11-30 06:40:12,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:40:12,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:40:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:40:12,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-30 06:40:12,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:40:12,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646226349]
[2023-11-30 06:40:12,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646226349] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:40:12,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:40:12,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-30 06:40:12,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395026350]
[2023-11-30 06:40:12,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:40:12,728 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-30 06:40:12,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:40:12,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-30 06:40:12,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-11-30 06:40:12,730 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 146
[2023-11-30 06:40:12,730 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 149 transitions, 391 flow. Second operand has 4 states, 4 states have (on average 120.25) internal successors, (481), 4 states have internal predecessors, (481), 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)
[2023-11-30 06:40:12,731 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:40:12,731 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 146
[2023-11-30 06:40:12,731 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:40:13,219 INFO L124 PetriNetUnfolderBase]: 1155/2218 cut-off events.
[2023-11-30 06:40:13,219 INFO L125 PetriNetUnfolderBase]: For 216/580 co-relation queries the response was YES.
[2023-11-30 06:40:13,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5659 conditions, 2218 events. 1155/2218 cut-off events. For 216/580 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 15846 event pairs, 777 based on Foata normal form. 8/1736 useless extension candidates. Maximal degree in co-relation 5602. Up to 1630 conditions per place.
[2023-11-30 06:40:13,254 INFO L140 encePairwiseOnDemand]: 137/146 looper letters, 27 selfloop transitions, 5 changer transitions 0/145 dead transitions.
[2023-11-30 06:40:13,254 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 145 transitions, 439 flow
[2023-11-30 06:40:13,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-30 06:40:13,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2023-11-30 06:40:13,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 512 transitions.
[2023-11-30 06:40:13,256 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8767123287671232
[2023-11-30 06:40:13,256 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 512 transitions.
[2023-11-30 06:40:13,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 512 transitions.
[2023-11-30 06:40:13,257 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:40:13,257 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 512 transitions.
[2023-11-30 06:40:13,258 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 128.0) internal successors, (512), 4 states have internal predecessors, (512), 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)
[2023-11-30 06:40:13,260 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 146.0) internal successors, (730), 5 states have internal predecessors, (730), 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)
[2023-11-30 06:40:13,261 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 146.0) internal successors, (730), 5 states have internal predecessors, (730), 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)
[2023-11-30 06:40:13,262 INFO L307 CegarLoopForPetriNet]: 152 programPoint places, -2 predicate places.
[2023-11-30 06:40:13,262 INFO L500 AbstractCegarLoop]: Abstraction has has 150 places, 145 transitions, 439 flow
[2023-11-30 06:40:13,263 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 120.25) internal successors, (481), 4 states have internal predecessors, (481), 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)
[2023-11-30 06:40:13,263 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:40:13,263 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]
[2023-11-30 06:40:13,263 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-30 06:40:13,263 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2023-11-30 06:40:13,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:40:13,265 INFO L85 PathProgramCache]: Analyzing trace with hash -863853800, now seen corresponding path program 1 times
[2023-11-30 06:40:13,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:40:13,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660629232]
[2023-11-30 06:40:13,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:40:13,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:40:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:40:13,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-30 06:40:13,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:40:13,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660629232]
[2023-11-30 06:40:13,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660629232] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:40:13,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:40:13,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-30 06:40:13,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105066828]
[2023-11-30 06:40:13,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:40:13,428 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-30 06:40:13,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:40:13,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-30 06:40:13,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2023-11-30 06:40:13,429 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 146
[2023-11-30 06:40:13,430 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 145 transitions, 439 flow. Second operand has 4 states, 4 states have (on average 120.25) internal successors, (481), 4 states have internal predecessors, (481), 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)
[2023-11-30 06:40:13,430 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:40:13,430 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 146
[2023-11-30 06:40:13,430 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:40:13,758 INFO L124 PetriNetUnfolderBase]: 571/1442 cut-off events.
[2023-11-30 06:40:13,758 INFO L125 PetriNetUnfolderBase]: For 329/843 co-relation queries the response was YES.
[2023-11-30 06:40:13,765 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4119 conditions, 1442 events. 571/1442 cut-off events. For 329/843 co-relation queries the response was YES. Maximal size of possible extension queue 108. Compared 10049 event pairs, 87 based on Foata normal form. 8/1281 useless extension candidates. Maximal degree in co-relation 4059. Up to 823 conditions per place.
[2023-11-30 06:40:13,780 INFO L140 encePairwiseOnDemand]: 137/146 looper letters, 35 selfloop transitions, 9 changer transitions 0/157 dead transitions.
[2023-11-30 06:40:13,780 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 157 transitions, 605 flow
[2023-11-30 06:40:13,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-30 06:40:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2023-11-30 06:40:13,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 524 transitions.
[2023-11-30 06:40:13,782 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8972602739726028
[2023-11-30 06:40:13,782 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 524 transitions.
[2023-11-30 06:40:13,783 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 524 transitions.
[2023-11-30 06:40:13,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:40:13,783 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 524 transitions.
[2023-11-30 06:40:13,784 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 131.0) internal successors, (524), 4 states have internal predecessors, (524), 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)
[2023-11-30 06:40:13,785 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 146.0) internal successors, (730), 5 states have internal predecessors, (730), 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)
[2023-11-30 06:40:13,786 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 146.0) internal successors, (730), 5 states have internal predecessors, (730), 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)
[2023-11-30 06:40:13,787 INFO L307 CegarLoopForPetriNet]: 152 programPoint places, 1 predicate places.
[2023-11-30 06:40:13,788 INFO L500 AbstractCegarLoop]: Abstraction has has 153 places, 157 transitions, 605 flow
[2023-11-30 06:40:13,788 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 120.25) internal successors, (481), 4 states have internal predecessors, (481), 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)
[2023-11-30 06:40:13,788 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:40:13,788 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]
[2023-11-30 06:40:13,788 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-30 06:40:13,789 INFO L425 AbstractCegarLoop]: === Iteration 4 === Targeting P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2023-11-30 06:40:13,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:40:13,789 INFO L85 PathProgramCache]: Analyzing trace with hash 81718646, now seen corresponding path program 1 times
[2023-11-30 06:40:13,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:40:13,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669631615]
[2023-11-30 06:40:13,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:40:13,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:40:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:40:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-30 06:40:13,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:40:13,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669631615]
[2023-11-30 06:40:13,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669631615] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:40:13,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:40:13,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-11-30 06:40:13,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593966809]
[2023-11-30 06:40:13,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:40:13,972 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-30 06:40:13,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:40:13,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-30 06:40:13,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2023-11-30 06:40:13,974 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 146
[2023-11-30 06:40:13,975 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 153 places, 157 transitions, 605 flow. Second operand has 5 states, 5 states have (on average 120.6) internal successors, (603), 5 states have internal predecessors, (603), 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)
[2023-11-30 06:40:13,975 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:40:13,975 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 146
[2023-11-30 06:40:13,975 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:40:14,222 INFO L124 PetriNetUnfolderBase]: 418/1164 cut-off events.
[2023-11-30 06:40:14,222 INFO L125 PetriNetUnfolderBase]: For 646/1324 co-relation queries the response was YES.
[2023-11-30 06:40:14,228 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3727 conditions, 1164 events. 418/1164 cut-off events. For 646/1324 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 7562 event pairs, 66 based on Foata normal form. 22/1134 useless extension candidates. Maximal degree in co-relation 3664. Up to 577 conditions per place.
[2023-11-30 06:40:14,236 INFO L140 encePairwiseOnDemand]: 137/146 looper letters, 38 selfloop transitions, 13 changer transitions 4/168 dead transitions.
[2023-11-30 06:40:14,237 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 168 transitions, 806 flow
[2023-11-30 06:40:14,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2023-11-30 06:40:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2023-11-30 06:40:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 654 transitions.
[2023-11-30 06:40:14,239 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8958904109589041
[2023-11-30 06:40:14,239 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 654 transitions.
[2023-11-30 06:40:14,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 654 transitions.
[2023-11-30 06:40:14,240 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:40:14,240 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 654 transitions.
[2023-11-30 06:40:14,241 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 130.8) internal successors, (654), 5 states have internal predecessors, (654), 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)
[2023-11-30 06:40:14,244 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 146.0) internal successors, (876), 6 states have internal predecessors, (876), 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)
[2023-11-30 06:40:14,244 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 146.0) internal successors, (876), 6 states have internal predecessors, (876), 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)
[2023-11-30 06:40:14,246 INFO L307 CegarLoopForPetriNet]: 152 programPoint places, 5 predicate places.
[2023-11-30 06:40:14,246 INFO L500 AbstractCegarLoop]: Abstraction has has 157 places, 168 transitions, 806 flow
[2023-11-30 06:40:14,246 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 120.6) internal successors, (603), 5 states have internal predecessors, (603), 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)
[2023-11-30 06:40:14,247 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:40:14,247 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]
[2023-11-30 06:40:14,247 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-30 06:40:14,247 INFO L425 AbstractCegarLoop]: === Iteration 5 === Targeting P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW === [P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW, P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 16 more)] ===
[2023-11-30 06:40:14,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:40:14,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1958183500, now seen corresponding path program 1 times
[2023-11-30 06:40:14,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:40:14,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645959147]
[2023-11-30 06:40:14,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:40:14,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:40:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:40:14,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-30 06:40:14,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:40:14,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645959147]
[2023-11-30 06:40:14,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645959147] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:40:14,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:40:14,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-30 06:40:14,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104733851]
[2023-11-30 06:40:14,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:40:14,472 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-30 06:40:14,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:40:14,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-30 06:40:14,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-30 06:40:14,475 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 119 out of 146
[2023-11-30 06:40:14,475 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 168 transitions, 806 flow. Second operand has 6 states, 6 states have (on average 121.16666666666667) internal successors, (727), 6 states have internal predecessors, (727), 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)
[2023-11-30 06:40:14,476 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:40:14,476 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 119 of 146
[2023-11-30 06:40:14,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:40:14,709 INFO L124 PetriNetUnfolderBase]: 410/1071 cut-off events.
[2023-11-30 06:40:14,710 INFO L125 PetriNetUnfolderBase]: For 967/1653 co-relation queries the response was YES.
[2023-11-30 06:40:14,714 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4164 conditions, 1071 events. 410/1071 cut-off events. For 967/1653 co-relation queries the response was YES. Maximal size of possible extension queue 81. Compared 6785 event pairs, 72 based on Foata normal form. 18/1060 useless extension candidates. Maximal degree in co-relation 4098. Up to 557 conditions per place.
[2023-11-30 06:40:14,717 INFO L140 encePairwiseOnDemand]: 137/146 looper letters, 0 selfloop transitions, 0 changer transitions 166/166 dead transitions.
[2023-11-30 06:40:14,717 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 166 transitions, 892 flow
[2023-11-30 06:40:14,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-30 06:40:14,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2023-11-30 06:40:14,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 771 transitions.
[2023-11-30 06:40:14,719 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8801369863013698
[2023-11-30 06:40:14,719 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 771 transitions.
[2023-11-30 06:40:14,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 771 transitions.
[2023-11-30 06:40:14,720 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:40:14,720 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 771 transitions.
[2023-11-30 06:40:14,722 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 128.5) internal successors, (771), 6 states have internal predecessors, (771), 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)
[2023-11-30 06:40:14,724 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 146.0) internal successors, (1022), 7 states have internal predecessors, (1022), 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)
[2023-11-30 06:40:14,724 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 146.0) internal successors, (1022), 7 states have internal predecessors, (1022), 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)
[2023-11-30 06:40:14,727 INFO L307 CegarLoopForPetriNet]: 152 programPoint places, 6 predicate places.
[2023-11-30 06:40:14,727 INFO L500 AbstractCegarLoop]: Abstraction has has 158 places, 166 transitions, 892 flow
[2023-11-30 06:40:14,728 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 121.16666666666667) internal successors, (727), 6 states have internal predecessors, (727), 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)
[2023-11-30 06:40:14,735 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mix008.opt.i_BEv2_AllErrorsAtOnce
[2023-11-30 06:40:14,762 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining)
[2023-11-30 06:40:14,762 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining)
[2023-11-30 06:40:14,762 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining)
[2023-11-30 06:40:14,763 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining)
[2023-11-30 06:40:14,763 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining)
[2023-11-30 06:40:14,763 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining)
[2023-11-30 06:40:14,763 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining)
[2023-11-30 06:40:14,763 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining)
[2023-11-30 06:40:14,763 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining)
[2023-11-30 06:40:14,764 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining)
[2023-11-30 06:40:14,764 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining)
[2023-11-30 06:40:14,764 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining)
[2023-11-30 06:40:14,764 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining)
[2023-11-30 06:40:14,764 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining)
[2023-11-30 06:40:14,764 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining)
[2023-11-30 06:40:14,765 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining)
[2023-11-30 06:40:14,765 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining)
[2023-11-30 06:40:14,765 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining)
[2023-11-30 06:40:14,765 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining)
[2023-11-30 06:40:14,765 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining)
[2023-11-30 06:40:14,765 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-30 06:40:14,766 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2023-11-30 06:40:14,770 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-11-30 06:40:14,770 INFO L172 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-30 06:40:14,775 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 06:40:14 BasicIcfg
[2023-11-30 06:40:14,776 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-30 06:40:14,776 INFO L158 Benchmark]: Toolchain (without parser) took 5133.88ms. Allocated memory was 635.4MB in the beginning and 824.2MB in the end (delta: 188.7MB). Free memory was 590.2MB in the beginning and 395.6MB in the end (delta: 194.6MB). Peak memory consumption was 385.5MB. Max. memory is 16.0GB.
[2023-11-30 06:40:14,776 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 381.7MB. Free memory is still 331.9MB. There was no memory consumed. Max. memory is 16.0GB.
[2023-11-30 06:40:14,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 534.06ms. Allocated memory is still 635.4MB. Free memory was 589.8MB in the beginning and 565.5MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB.
[2023-11-30 06:40:14,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.62ms. Allocated memory is still 635.4MB. Free memory was 565.5MB in the beginning and 562.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
[2023-11-30 06:40:14,778 INFO L158 Benchmark]: Boogie Preprocessor took 54.84ms. Allocated memory is still 635.4MB. Free memory was 562.5MB in the beginning and 560.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
[2023-11-30 06:40:14,778 INFO L158 Benchmark]: RCFGBuilder took 693.60ms. Allocated memory is still 635.4MB. Free memory was 560.6MB in the beginning and 580.6MB in the end (delta: -20.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.0GB.
[2023-11-30 06:40:14,778 INFO L158 Benchmark]: TraceAbstraction took 3764.78ms. Allocated memory was 635.4MB in the beginning and 824.2MB in the end (delta: 188.7MB). Free memory was 579.6MB in the beginning and 395.6MB in the end (delta: 183.9MB). Peak memory consumption was 372.7MB. Max. memory is 16.0GB.
[2023-11-30 06:40:14,780 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.12ms. Allocated memory is still 381.7MB. Free memory is still 331.9MB. There was no memory consumed. Max. memory is 16.0GB.
* CACSL2BoogieTranslator took 534.06ms. Allocated memory is still 635.4MB. Free memory was 589.8MB in the beginning and 565.5MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.0GB.
* Boogie Procedure Inliner took 81.62ms. Allocated memory is still 635.4MB. Free memory was 565.5MB in the beginning and 562.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
* Boogie Preprocessor took 54.84ms. Allocated memory is still 635.4MB. Free memory was 562.5MB in the beginning and 560.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
* RCFGBuilder took 693.60ms. Allocated memory is still 635.4MB. Free memory was 560.6MB in the beginning and 580.6MB in the end (delta: -20.0MB). Peak memory consumption was 31.7MB. Max. memory is 16.0GB.
* TraceAbstraction took 3764.78ms. Allocated memory was 635.4MB in the beginning and 824.2MB in the end (delta: 188.7MB). Free memory was 579.6MB in the beginning and 395.6MB in the end (delta: 183.9MB). Peak memory consumption was 372.7MB. Max. memory is 16.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 760]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 760]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 775]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 775]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 806]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 806]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 852]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 852]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
CFG has 9 procedures, 190 locations, 20 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: 3.6s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 117 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 274 IncrementalHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 5 mSDtfsCounter, 274 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=892occurred in iteration=5, InterpolantAutomatonStates: 22, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 332 NumberOfCodeBlocks, 332 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 327 ConstructedInterpolants, 0 QuantifiedInterpolants, 921 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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
- AllSpecificationsHoldResult: All specifications hold
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2023-11-30 06:40:14,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...