/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/mix021_power.oepc_pso.oepc_rmo.oepc.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m
[2023-11-30 06:41:09,354 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-30 06:41:09,416 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 06:41:09,433 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-30 06:41:09,433 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-30 06:41:09,434 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-30 06:41:09,434 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-30 06:41:09,434 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-30 06:41:09,435 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-30 06:41:09,437 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-30 06:41:09,438 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-30 06:41:09,438 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-30 06:41:09,438 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-30 06:41:09,439 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-30 06:41:09,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-30 06:41:09,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-30 06:41:09,439 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-30 06:41:09,439 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-30 06:41:09,440 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-30 06:41:09,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-30 06:41:09,440 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-30 06:41:09,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-30 06:41:09,440 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-30 06:41:09,441 INFO L153 SettingsManager]: * To the following directory=./dump/
[2023-11-30 06:41:09,441 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-30 06:41:09,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-30 06:41:09,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-30 06:41:09,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-30 06:41:09,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-30 06:41:09,442 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-30 06:41:09,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-30 06:41:09,443 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-30 06:41:09,443 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-30 06:41:09,443 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true
[2023-11-30 06:41:09,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-30 06:41:09,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-30 06:41:09,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-30 06:41:09,641 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-30 06:41:09,643 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-30 06:41:09,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i
[2023-11-30 06:41:10,607 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-30 06:41:10,772 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-30 06:41:10,773 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i
[2023-11-30 06:41:10,791 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014559e56/803bcb253c144770a8c4f8108a7b7815/FLAGb12d88351
[2023-11-30 06:41:10,805 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014559e56/803bcb253c144770a8c4f8108a7b7815
[2023-11-30 06:41:10,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-30 06:41:10,808 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2023-11-30 06:41:10,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-30 06:41:10,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-30 06:41:10,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-30 06:41:10,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 06:41:10" (1/1) ...
[2023-11-30 06:41:10,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f2765a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:10, skipping insertion in model container
[2023-11-30 06:41:10,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 06:41:10" (1/1) ...
[2023-11-30 06:41:10,860 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-30 06:41:11,179 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-30 06:41:11,190 INFO L202 MainTranslator]: Completed pre-run
[2023-11-30 06:41:11,236 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-30 06:41:11,261 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler.
[2023-11-30 06:41:11,261 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler.
[2023-11-30 06:41:11,266 INFO L206 MainTranslator]: Completed translation
[2023-11-30 06:41:11,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11 WrapperNode
[2023-11-30 06:41:11,268 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-30 06:41:11,269 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-30 06:41:11,269 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-30 06:41:11,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-30 06:41:11,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,298 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,326 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 151
[2023-11-30 06:41:11,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-30 06:41:11,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-30 06:41:11,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-30 06:41:11,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-30 06:41:11,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,341 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,342 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,348 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,368 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-30 06:41:11,369 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-30 06:41:11,369 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-30 06:41:11,369 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-30 06:41:11,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (1/1) ...
[2023-11-30 06:41:11,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-30 06:41:11,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-11-30 06:41:11,390 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 06:41:11,410 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 06:41:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-30 06:41:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2023-11-30 06:41:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-30 06:41:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-30 06:41:11,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-30 06:41:11,416 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2023-11-30 06:41:11,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2023-11-30 06:41:11,416 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2023-11-30 06:41:11,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2023-11-30 06:41:11,416 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2023-11-30 06:41:11,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2023-11-30 06:41:11,416 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2023-11-30 06:41:11,416 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2023-11-30 06:41:11,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-30 06:41:11,417 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2023-11-30 06:41:11,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-30 06:41:11,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-30 06:41:11,418 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 06:41:11,556 INFO L241 CfgBuilder]: Building ICFG
[2023-11-30 06:41:11,560 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-30 06:41:11,856 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-30 06:41:11,967 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-30 06:41:11,968 INFO L309 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-30 06:41:11,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 06:41:11 BoogieIcfgContainer
[2023-11-30 06:41:11,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-30 06:41:11,971 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-30 06:41:11,971 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-30 06:41:11,973 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-30 06:41:11,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 06:41:10" (1/3) ...
[2023-11-30 06:41:11,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bc0c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 06:41:11, skipping insertion in model container
[2023-11-30 06:41:11,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 06:41:11" (2/3) ...
[2023-11-30 06:41:11,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49bc0c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 06:41:11, skipping insertion in model container
[2023-11-30 06:41:11,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 06:41:11" (3/3) ...
[2023-11-30 06:41:11,975 INFO L112 eAbstractionObserver]: Analyzing ICFG mix021_power.oepc_pso.oepc_rmo.oepc.i
[2023-11-30 06:41:11,987 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-30 06:41:11,987 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations.
[2023-11-30 06:41:11,987 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-11-30 06:41:12,049 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2023-11-30 06:41:12,082 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 154 places, 144 transitions, 304 flow
[2023-11-30 06:41:12,139 INFO L124 PetriNetUnfolderBase]: 3/140 cut-off events.
[2023-11-30 06:41:12,140 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2023-11-30 06:41:12,145 INFO L83 FinitePrefix]: Finished finitePrefix Result has 153 conditions, 140 events. 3/140 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 106 event pairs, 0 based on Foata normal form. 0/129 useless extension candidates. Maximal degree in co-relation 103. Up to 2 conditions per place.
[2023-11-30 06:41:12,146 INFO L82 GeneralOperation]: Start removeDead. Operand has 154 places, 144 transitions, 304 flow
[2023-11-30 06:41:12,154 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 150 places, 140 transitions, 292 flow
[2023-11-30 06:41:12,165 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-30 06:41:12,171 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;@14a7737a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-30 06:41:12,171 INFO L363 AbstractCegarLoop]: Starting to check reachability of 20 error locations.
[2023-11-30 06:41:12,184 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2023-11-30 06:41:12,184 INFO L124 PetriNetUnfolderBase]: 0/52 cut-off events.
[2023-11-30 06:41:12,184 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2023-11-30 06:41:12,184 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:41:12,185 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]
[2023-11-30 06:41:12,185 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 06:41:12,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:41:12,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1596576183, now seen corresponding path program 1 times
[2023-11-30 06:41:12,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:41:12,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786562212]
[2023-11-30 06:41:12,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:41:12,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:41:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:41:12,520 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 06:41:12,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:41:12,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786562212]
[2023-11-30 06:41:12,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786562212] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:41:12,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:41:12,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-30 06:41:12,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623455700]
[2023-11-30 06:41:12,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:41:12,530 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2023-11-30 06:41:12,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:41:12,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-30 06:41:12,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-30 06:41:12,556 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 144
[2023-11-30 06:41:12,559 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 150 places, 140 transitions, 292 flow. Second operand has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 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 06:41:12,559 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:41:12,560 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 144
[2023-11-30 06:41:12,560 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:41:13,872 INFO L124 PetriNetUnfolderBase]: 4102/9787 cut-off events.
[2023-11-30 06:41:13,873 INFO L125 PetriNetUnfolderBase]: For 103/103 co-relation queries the response was YES.
[2023-11-30 06:41:13,893 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15812 conditions, 9787 events. 4102/9787 cut-off events. For 103/103 co-relation queries the response was YES. Maximal size of possible extension queue 486. Compared 91307 event pairs, 2696 based on Foata normal form. 453/7693 useless extension candidates. Maximal degree in co-relation 15759. Up to 5438 conditions per place.
[2023-11-30 06:41:13,942 INFO L140 encePairwiseOnDemand]: 128/144 looper letters, 35 selfloop transitions, 5 changer transitions 0/149 dead transitions.
[2023-11-30 06:41:13,942 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 149 places, 149 transitions, 399 flow
[2023-11-30 06:41:13,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-30 06:41:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2023-11-30 06:41:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 399 transitions.
[2023-11-30 06:41:13,951 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.9236111111111112
[2023-11-30 06:41:13,952 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 399 transitions.
[2023-11-30 06:41:13,952 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 399 transitions.
[2023-11-30 06:41:13,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:41:13,954 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 399 transitions.
[2023-11-30 06:41:13,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 133.0) internal successors, (399), 3 states have internal predecessors, (399), 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 06:41:13,959 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 144.0) internal successors, (576), 4 states have internal predecessors, (576), 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 06:41:13,960 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 144.0) internal successors, (576), 4 states have internal predecessors, (576), 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 06:41:13,962 INFO L307 CegarLoopForPetriNet]: 150 programPoint places, -1 predicate places.
[2023-11-30 06:41:13,962 INFO L500 AbstractCegarLoop]: Abstraction has has 149 places, 149 transitions, 399 flow
[2023-11-30 06:41:13,962 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.66666666666667) internal successors, (350), 3 states have internal predecessors, (350), 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 06:41:13,963 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:41:13,963 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]
[2023-11-30 06:41:13,963 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-30 06:41:13,963 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 06:41:13,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:41:13,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1740480206, now seen corresponding path program 1 times
[2023-11-30 06:41:13,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:41:13,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009322340]
[2023-11-30 06:41:13,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:41:13,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:41:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:41:14,042 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 06:41:14,042 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:41:14,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009322340]
[2023-11-30 06:41:14,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009322340] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:41:14,042 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:41:14,042 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-30 06:41:14,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802681343]
[2023-11-30 06:41:14,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:41:14,043 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-30 06:41:14,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:41:14,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-30 06:41:14,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-11-30 06:41:14,045 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 144
[2023-11-30 06:41:14,045 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 149 places, 149 transitions, 399 flow. Second operand has 4 states, 4 states have (on average 117.0) internal successors, (468), 4 states have internal predecessors, (468), 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 06:41:14,045 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:41:14,045 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 144
[2023-11-30 06:41:14,045 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:41:14,755 INFO L124 PetriNetUnfolderBase]: 2267/6028 cut-off events.
[2023-11-30 06:41:14,755 INFO L125 PetriNetUnfolderBase]: For 539/1923 co-relation queries the response was YES.
[2023-11-30 06:41:14,774 INFO L83 FinitePrefix]: Finished finitePrefix Result has 12621 conditions, 6028 events. 2267/6028 cut-off events. For 539/1923 co-relation queries the response was YES. Maximal size of possible extension queue 276. Compared 53966 event pairs, 1283 based on Foata normal form. 30/5043 useless extension candidates. Maximal degree in co-relation 12565. Up to 2843 conditions per place.
[2023-11-30 06:41:14,807 INFO L140 encePairwiseOnDemand]: 135/144 looper letters, 31 selfloop transitions, 5 changer transitions 0/145 dead transitions.
[2023-11-30 06:41:14,808 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 148 places, 145 transitions, 455 flow
[2023-11-30 06:41:14,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-30 06:41:14,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2023-11-30 06:41:14,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 500 transitions.
[2023-11-30 06:41:14,811 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8680555555555556
[2023-11-30 06:41:14,811 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 500 transitions.
[2023-11-30 06:41:14,811 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 500 transitions.
[2023-11-30 06:41:14,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:41:14,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 500 transitions.
[2023-11-30 06:41:14,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 125.0) internal successors, (500), 4 states have internal predecessors, (500), 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 06:41:14,814 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 144.0) internal successors, (720), 5 states have internal predecessors, (720), 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 06:41:14,814 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 144.0) internal successors, (720), 5 states have internal predecessors, (720), 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 06:41:14,815 INFO L307 CegarLoopForPetriNet]: 150 programPoint places, -2 predicate places.
[2023-11-30 06:41:14,815 INFO L500 AbstractCegarLoop]: Abstraction has has 148 places, 145 transitions, 455 flow
[2023-11-30 06:41:14,815 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 117.0) internal successors, (468), 4 states have internal predecessors, (468), 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 06:41:14,815 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:41:14,816 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]
[2023-11-30 06:41:14,816 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-30 06:41:14,816 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 06:41:14,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:41:14,817 INFO L85 PathProgramCache]: Analyzing trace with hash -842877485, now seen corresponding path program 1 times
[2023-11-30 06:41:14,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:41:14,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449295935]
[2023-11-30 06:41:14,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:41:14,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:41:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:41:14,945 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 06:41:14,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:41:14,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449295935]
[2023-11-30 06:41:14,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449295935] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:41:14,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:41:14,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-30 06:41:14,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601549483]
[2023-11-30 06:41:14,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:41:14,946 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-30 06:41:14,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:41:14,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-30 06:41:14,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2023-11-30 06:41:14,948 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 144
[2023-11-30 06:41:14,948 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 145 transitions, 455 flow. Second operand has 4 states, 4 states have (on average 117.0) internal successors, (468), 4 states have internal predecessors, (468), 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 06:41:14,948 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:41:14,948 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 144
[2023-11-30 06:41:14,948 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:41:15,394 INFO L124 PetriNetUnfolderBase]: 1367/3697 cut-off events.
[2023-11-30 06:41:15,394 INFO L125 PetriNetUnfolderBase]: For 920/3834 co-relation queries the response was YES.
[2023-11-30 06:41:15,403 INFO L83 FinitePrefix]: Finished finitePrefix Result has 9742 conditions, 3697 events. 1367/3697 cut-off events. For 920/3834 co-relation queries the response was YES. Maximal size of possible extension queue 182. Compared 30513 event pairs, 408 based on Foata normal form. 30/3372 useless extension candidates. Maximal degree in co-relation 9683. Up to 1600 conditions per place.
[2023-11-30 06:41:15,421 INFO L140 encePairwiseOnDemand]: 135/144 looper letters, 41 selfloop transitions, 9 changer transitions 0/159 dead transitions.
[2023-11-30 06:41:15,421 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 159 transitions, 645 flow
[2023-11-30 06:41:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-30 06:41:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states.
[2023-11-30 06:41:15,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 514 transitions.
[2023-11-30 06:41:15,423 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8923611111111112
[2023-11-30 06:41:15,423 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 514 transitions.
[2023-11-30 06:41:15,423 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 514 transitions.
[2023-11-30 06:41:15,423 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:41:15,423 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 514 transitions.
[2023-11-30 06:41:15,424 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 128.5) internal successors, (514), 4 states have internal predecessors, (514), 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 06:41:15,425 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 144.0) internal successors, (720), 5 states have internal predecessors, (720), 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 06:41:15,426 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 144.0) internal successors, (720), 5 states have internal predecessors, (720), 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 06:41:15,426 INFO L307 CegarLoopForPetriNet]: 150 programPoint places, 1 predicate places.
[2023-11-30 06:41:15,427 INFO L500 AbstractCegarLoop]: Abstraction has has 151 places, 159 transitions, 645 flow
[2023-11-30 06:41:15,427 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 117.0) internal successors, (468), 4 states have internal predecessors, (468), 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 06:41:15,427 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:41:15,427 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]
[2023-11-30 06:41:15,427 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-30 06:41:15,427 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 06:41:15,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:41:15,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1091733932, now seen corresponding path program 1 times
[2023-11-30 06:41:15,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:41:15,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415284572]
[2023-11-30 06:41:15,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:41:15,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:41:15,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:41:15,564 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 06:41:15,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:41:15,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415284572]
[2023-11-30 06:41:15,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415284572] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:41:15,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:41:15,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-11-30 06:41:15,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679882787]
[2023-11-30 06:41:15,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:41:15,566 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2023-11-30 06:41:15,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:41:15,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-30 06:41:15,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2023-11-30 06:41:15,571 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 144
[2023-11-30 06:41:15,572 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 159 transitions, 645 flow. Second operand has 5 states, 5 states have (on average 117.2) internal successors, (586), 5 states have internal predecessors, (586), 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 06:41:15,572 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:41:15,572 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 144
[2023-11-30 06:41:15,572 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:41:16,092 INFO L124 PetriNetUnfolderBase]: 1184/3423 cut-off events.
[2023-11-30 06:41:16,092 INFO L125 PetriNetUnfolderBase]: For 1610/3822 co-relation queries the response was YES.
[2023-11-30 06:41:16,102 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10262 conditions, 3423 events. 1184/3423 cut-off events. For 1610/3822 co-relation queries the response was YES. Maximal size of possible extension queue 163. Compared 28200 event pairs, 355 based on Foata normal form. 95/3327 useless extension candidates. Maximal degree in co-relation 10200. Up to 1306 conditions per place.
[2023-11-30 06:41:16,126 INFO L140 encePairwiseOnDemand]: 135/144 looper letters, 46 selfloop transitions, 13 changer transitions 4/172 dead transitions.
[2023-11-30 06:41:16,126 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 172 transitions, 878 flow
[2023-11-30 06:41:16,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2023-11-30 06:41:16,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2023-11-30 06:41:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 642 transitions.
[2023-11-30 06:41:16,129 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8916666666666667
[2023-11-30 06:41:16,129 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 642 transitions.
[2023-11-30 06:41:16,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 642 transitions.
[2023-11-30 06:41:16,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:41:16,130 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 642 transitions.
[2023-11-30 06:41:16,131 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 128.4) internal successors, (642), 5 states have internal predecessors, (642), 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 06:41:16,132 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 144.0) internal successors, (864), 6 states have internal predecessors, (864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-30 06:41:16,132 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 144.0) internal successors, (864), 6 states have internal predecessors, (864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-30 06:41:16,133 INFO L307 CegarLoopForPetriNet]: 150 programPoint places, 5 predicate places.
[2023-11-30 06:41:16,134 INFO L500 AbstractCegarLoop]: Abstraction has has 155 places, 172 transitions, 878 flow
[2023-11-30 06:41:16,134 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 117.2) internal successors, (586), 5 states have internal predecessors, (586), 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 06:41:16,134 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 06:41:16,134 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]
[2023-11-30 06:41:16,135 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2023-11-30 06:41:16,135 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 06:41:16,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 06:41:16,135 INFO L85 PathProgramCache]: Analyzing trace with hash -800325763, now seen corresponding path program 1 times
[2023-11-30 06:41:16,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 06:41:16,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407601521]
[2023-11-30 06:41:16,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 06:41:16,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 06:41:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 06:41:16,312 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 06:41:16,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 06:41:16,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407601521]
[2023-11-30 06:41:16,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407601521] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 06:41:16,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 06:41:16,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-30 06:41:16,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508983812]
[2023-11-30 06:41:16,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 06:41:16,314 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-30 06:41:16,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 06:41:16,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-30 06:41:16,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30
[2023-11-30 06:41:16,316 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 115 out of 144
[2023-11-30 06:41:16,317 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 172 transitions, 878 flow. Second operand has 6 states, 6 states have (on average 117.5) internal successors, (705), 6 states have internal predecessors, (705), 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 06:41:16,317 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 06:41:16,317 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 115 of 144
[2023-11-30 06:41:16,317 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 06:41:16,811 INFO L124 PetriNetUnfolderBase]: 1176/3548 cut-off events.
[2023-11-30 06:41:16,811 INFO L125 PetriNetUnfolderBase]: For 2591/4923 co-relation queries the response was YES.
[2023-11-30 06:41:16,824 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11969 conditions, 3548 events. 1176/3548 cut-off events. For 2591/4923 co-relation queries the response was YES. Maximal size of possible extension queue 166. Compared 30120 event pairs, 310 based on Foata normal form. 136/3504 useless extension candidates. Maximal degree in co-relation 11904. Up to 1286 conditions per place.
[2023-11-30 06:41:16,828 INFO L140 encePairwiseOnDemand]: 135/144 looper letters, 0 selfloop transitions, 0 changer transitions 170/170 dead transitions.
[2023-11-30 06:41:16,829 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 156 places, 170 transitions, 980 flow
[2023-11-30 06:41:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2023-11-30 06:41:16,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2023-11-30 06:41:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 755 transitions.
[2023-11-30 06:41:16,831 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8738425925925926
[2023-11-30 06:41:16,831 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 755 transitions.
[2023-11-30 06:41:16,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 755 transitions.
[2023-11-30 06:41:16,831 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 06:41:16,831 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 755 transitions.
[2023-11-30 06:41:16,833 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 125.83333333333333) internal successors, (755), 6 states have internal predecessors, (755), 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 06:41:16,834 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 144.0) internal successors, (1008), 7 states have internal predecessors, (1008), 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 06:41:16,834 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 144.0) internal successors, (1008), 7 states have internal predecessors, (1008), 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 06:41:16,835 INFO L307 CegarLoopForPetriNet]: 150 programPoint places, 6 predicate places.
[2023-11-30 06:41:16,835 INFO L500 AbstractCegarLoop]: Abstraction has has 156 places, 170 transitions, 980 flow
[2023-11-30 06:41:16,835 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 117.5) internal successors, (705), 6 states have internal predecessors, (705), 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 06:41:16,840 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mix021_power.oepc_pso.oepc_rmo.oepc.i_BEv2_AllErrorsAtOnce
[2023-11-30 06:41:16,856 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining)
[2023-11-30 06:41:16,857 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining)
[2023-11-30 06:41:16,858 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining)
[2023-11-30 06:41:16,859 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining)
[2023-11-30 06:41:16,859 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining)
[2023-11-30 06:41:16,859 INFO L810 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining)
[2023-11-30 06:41:16,859 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2023-11-30 06:41:16,859 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2023-11-30 06:41:16,863 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-11-30 06:41:16,863 INFO L172 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-30 06:41:16,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 06:41:16 BasicIcfg
[2023-11-30 06:41:16,867 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-30 06:41:16,868 INFO L158 Benchmark]: Toolchain (without parser) took 6059.69ms. Allocated memory was 343.9MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 295.9MB in the beginning and 1.1GB in the end (delta: -775.0MB). Peak memory consumption was 586.8MB. Max. memory is 16.0GB.
[2023-11-30 06:41:16,868 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 343.9MB. Free memory is still 297.1MB. There was no memory consumed. Max. memory is 16.0GB.
[2023-11-30 06:41:16,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.81ms. Allocated memory is still 343.9MB. Free memory was 295.9MB in the beginning and 271.5MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB.
[2023-11-30 06:41:16,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.98ms. Allocated memory is still 343.9MB. Free memory was 271.5MB in the beginning and 269.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB.
[2023-11-30 06:41:16,869 INFO L158 Benchmark]: Boogie Preprocessor took 41.29ms. Allocated memory is still 343.9MB. Free memory was 269.0MB in the beginning and 266.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
[2023-11-30 06:41:16,869 INFO L158 Benchmark]: RCFGBuilder took 600.28ms. Allocated memory was 343.9MB in the beginning and 568.3MB in the end (delta: 224.4MB). Free memory was 266.9MB in the beginning and 507.7MB in the end (delta: -240.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.0GB.
[2023-11-30 06:41:16,869 INFO L158 Benchmark]: TraceAbstraction took 4896.35ms. Allocated memory was 568.3MB in the beginning and 1.7GB in the end (delta: 1.1GB). Free memory was 506.9MB in the beginning and 1.1GB in the end (delta: -564.0MB). Peak memory consumption was 571.3MB. Max. memory is 16.0GB.
[2023-11-30 06:41:16,871 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 343.9MB. Free memory is still 297.1MB. There was no memory consumed. Max. memory is 16.0GB.
* CACSL2BoogieTranslator took 457.81ms. Allocated memory is still 343.9MB. Free memory was 295.9MB in the beginning and 271.5MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.0GB.
* Boogie Procedure Inliner took 57.98ms. Allocated memory is still 343.9MB. Free memory was 271.5MB in the beginning and 269.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB.
* Boogie Preprocessor took 41.29ms. Allocated memory is still 343.9MB. Free memory was 269.0MB in the beginning and 266.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
* RCFGBuilder took 600.28ms. Allocated memory was 343.9MB in the beginning and 568.3MB in the end (delta: 224.4MB). Free memory was 266.9MB in the beginning and 507.7MB in the end (delta: -240.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.0GB.
* TraceAbstraction took 4896.35ms. Allocated memory was 568.3MB in the beginning and 1.7GB in the end (delta: 1.1GB). Free memory was 506.9MB in the beginning and 1.1GB in the end (delta: -564.0MB). Peak memory consumption was 571.3MB. Max. memory is 16.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 773]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 773]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 793]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 793]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 813]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 813]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 849]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 849]: 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, 187 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: 4.8s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 147 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 51 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 310 IncrementalHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51 mSolverCounterUnsat, 5 mSDtfsCounter, 310 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=980occurred 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, 0.6s InterpolantComputationTime, 325 NumberOfCodeBlocks, 325 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 320 ConstructedInterpolants, 0 QuantifiedInterpolants, 900 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 06:41:16,898 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...