/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/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.4-wip.dk.empire-owicki-175f719-m
[2023-11-30 07:37:43,526 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-30 07:37:43,591 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 07:37:43,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-30 07:37:43,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-30 07:37:43,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-30 07:37:43,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-30 07:37:43,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-30 07:37:43,614 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-30 07:37:43,617 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-30 07:37:43,617 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-30 07:37:43,617 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-30 07:37:43,617 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-30 07:37:43,618 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-30 07:37:43,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-30 07:37:43,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-30 07:37:43,619 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-30 07:37:43,619 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-30 07:37:43,619 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-30 07:37:43,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-30 07:37:43,619 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-30 07:37:43,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-30 07:37:43,620 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-30 07:37:43,620 INFO L153 SettingsManager]: * To the following directory=./dump/
[2023-11-30 07:37:43,620 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-30 07:37:43,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-30 07:37:43,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-30 07:37:43,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-30 07:37:43,622 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-30 07:37:43,622 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-30 07:37:43,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-30 07:37:43,622 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-30 07:37:43,623 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-30 07:37:43,623 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> true
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true
[2023-11-30 07:37:43,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-30 07:37:43,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-30 07:37:43,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-30 07:37:43,826 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-30 07:37:43,826 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-30 07:37:43,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i
[2023-11-30 07:37:44,825 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-30 07:37:45,032 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-30 07:37:45,032 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_31-traces-mine-vs-mutex_true.i
[2023-11-30 07:37:45,048 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf2a6c78/37841ac529b94cffb4980cd54922d19a/FLAG5daa580fa
[2023-11-30 07:37:45,061 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cf2a6c78/37841ac529b94cffb4980cd54922d19a
[2023-11-30 07:37:45,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-30 07:37:45,064 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements.
[2023-11-30 07:37:45,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-30 07:37:45,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-30 07:37:45,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-30 07:37:45,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@509b1652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45, skipping insertion in model container
[2023-11-30 07:37:45,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,114 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-30 07:37:45,376 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-30 07:37:45,386 INFO L202 MainTranslator]: Completed pre-run
[2023-11-30 07:37:45,431 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-30 07:37:45,468 INFO L206 MainTranslator]: Completed translation
[2023-11-30 07:37:45,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45 WrapperNode
[2023-11-30 07:37:45,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-30 07:37:45,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-30 07:37:45,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-30 07:37:45,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-30 07:37:45,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,510 INFO L138 Inliner]: procedures = 163, calls = 38, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 66
[2023-11-30 07:37:45,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-30 07:37:45,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-30 07:37:45,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-30 07:37:45,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-30 07:37:45,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-30 07:37:45,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-30 07:37:45,537 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-30 07:37:45,537 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-30 07:37:45,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (1/1) ...
[2023-11-30 07:37:45,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-30 07:37:45,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2023-11-30 07:37:45,565 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 07:37:45,572 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 07:37:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2023-11-30 07:37:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-30 07:37:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2023-11-30 07:37:45,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-30 07:37:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-30 07:37:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2023-11-30 07:37:45,588 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2023-11-30 07:37:45,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-30 07:37:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-30 07:37:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2023-11-30 07:37:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-30 07:37:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-30 07:37:45,590 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 07:37:45,705 INFO L241 CfgBuilder]: Building ICFG
[2023-11-30 07:37:45,706 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-30 07:37:45,846 INFO L282 CfgBuilder]: Performing block encoding
[2023-11-30 07:37:45,876 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-30 07:37:45,876 INFO L309 CfgBuilder]: Removed 0 assume(true) statements.
[2023-11-30 07:37:45,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 07:37:45 BoogieIcfgContainer
[2023-11-30 07:37:45,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-30 07:37:45,879 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-30 07:37:45,879 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-30 07:37:45,881 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-30 07:37:45,881 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 07:37:45" (1/3) ...
[2023-11-30 07:37:45,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68fb2f98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 07:37:45, skipping insertion in model container
[2023-11-30 07:37:45,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 07:37:45" (2/3) ...
[2023-11-30 07:37:45,882 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68fb2f98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 07:37:45, skipping insertion in model container
[2023-11-30 07:37:45,882 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 07:37:45" (3/3) ...
[2023-11-30 07:37:45,883 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_31-traces-mine-vs-mutex_true.i
[2023-11-30 07:37:45,899 INFO L197 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-30 07:37:45,900 INFO L156 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2023-11-30 07:37:45,900 INFO L508 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2023-11-30 07:37:45,939 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2023-11-30 07:37:45,967 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 97 places, 95 transitions, 197 flow
[2023-11-30 07:37:45,996 INFO L124 PetriNetUnfolderBase]: 2/94 cut-off events.
[2023-11-30 07:37:45,998 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES.
[2023-11-30 07:37:46,001 INFO L83 FinitePrefix]: Finished finitePrefix Result has 99 conditions, 94 events. 2/94 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 86 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 58. Up to 2 conditions per place.
[2023-11-30 07:37:46,001 INFO L82 GeneralOperation]: Start removeDead. Operand has 97 places, 95 transitions, 197 flow
[2023-11-30 07:37:46,004 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 88 places, 86 transitions, 175 flow
[2023-11-30 07:37:46,010 INFO L361 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-30 07:37:46,014 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;@28865951, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2023-11-30 07:37:46,014 INFO L363 AbstractCegarLoop]: Starting to check reachability of 9 error locations.
[2023-11-30 07:37:46,023 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2023-11-30 07:37:46,023 INFO L124 PetriNetUnfolderBase]: 0/41 cut-off events.
[2023-11-30 07:37:46,023 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2023-11-30 07:37:46,023 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 07:37:46,024 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]
[2023-11-30 07:37:46,024 INFO L425 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] ===
[2023-11-30 07:37:46,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 07:37:46,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1150767912, now seen corresponding path program 1 times
[2023-11-30 07:37:46,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 07:37:46,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455559748]
[2023-11-30 07:37:46,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 07:37:46,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 07:37:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 07:37:46,331 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 07:37:46,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 07:37:46,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455559748]
[2023-11-30 07:37:46,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455559748] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 07:37:46,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 07:37:46,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-30 07:37:46,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10698672]
[2023-11-30 07:37:46,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 07:37:46,339 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2023-11-30 07:37:46,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 07:37:46,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-30 07:37:46,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-11-30 07:37:46,368 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 67 out of 95
[2023-11-30 07:37:46,372 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 88 places, 86 transitions, 175 flow. Second operand has 4 states, 4 states have (on average 68.5) internal successors, (274), 4 states have internal predecessors, (274), 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 07:37:46,372 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 07:37:46,372 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 67 of 95
[2023-11-30 07:37:46,373 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 07:37:46,569 INFO L124 PetriNetUnfolderBase]: 91/352 cut-off events.
[2023-11-30 07:37:46,569 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES.
[2023-11-30 07:37:46,571 INFO L83 FinitePrefix]: Finished finitePrefix Result has 561 conditions, 352 events. 91/352 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 1651 event pairs, 14 based on Foata normal form. 24/357 useless extension candidates. Maximal degree in co-relation 526. Up to 106 conditions per place.
[2023-11-30 07:37:46,574 INFO L140 encePairwiseOnDemand]: 87/95 looper letters, 36 selfloop transitions, 4 changer transitions 8/100 dead transitions.
[2023-11-30 07:37:46,574 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 87 places, 100 transitions, 289 flow
[2023-11-30 07:37:46,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2023-11-30 07:37:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states.
[2023-11-30 07:37:46,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 388 transitions.
[2023-11-30 07:37:46,590 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.8168421052631579
[2023-11-30 07:37:46,591 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 388 transitions.
[2023-11-30 07:37:46,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 388 transitions.
[2023-11-30 07:37:46,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 07:37:46,597 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 388 transitions.
[2023-11-30 07:37:46,601 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 77.6) internal successors, (388), 5 states have internal predecessors, (388), 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 07:37:46,605 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 95.0) internal successors, (570), 6 states have internal predecessors, (570), 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 07:37:46,606 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 95.0) internal successors, (570), 6 states have internal predecessors, (570), 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 07:37:46,608 INFO L307 CegarLoopForPetriNet]: 88 programPoint places, -1 predicate places.
[2023-11-30 07:37:46,609 INFO L500 AbstractCegarLoop]: Abstraction has has 87 places, 100 transitions, 289 flow
[2023-11-30 07:37:46,609 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 68.5) internal successors, (274), 4 states have internal predecessors, (274), 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 07:37:46,609 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 07:37:46,610 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]
[2023-11-30 07:37:46,610 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2023-11-30 07:37:46,610 INFO L425 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] ===
[2023-11-30 07:37:46,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 07:37:46,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1440735029, now seen corresponding path program 1 times
[2023-11-30 07:37:46,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 07:37:46,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131517044]
[2023-11-30 07:37:46,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 07:37:46,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 07:37:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 07:37:46,766 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 07:37:46,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 07:37:46,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131517044]
[2023-11-30 07:37:46,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131517044] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 07:37:46,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 07:37:46,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-30 07:37:46,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52851013]
[2023-11-30 07:37:46,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 07:37:46,768 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-30 07:37:46,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 07:37:46,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-30 07:37:46,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2023-11-30 07:37:46,770 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 95
[2023-11-30 07:37:46,770 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 87 places, 100 transitions, 289 flow. Second operand has 6 states, 6 states have (on average 64.16666666666667) internal successors, (385), 6 states have internal predecessors, (385), 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 07:37:46,770 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 07:37:46,770 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 95
[2023-11-30 07:37:46,770 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 07:37:46,946 INFO L124 PetriNetUnfolderBase]: 119/372 cut-off events.
[2023-11-30 07:37:46,946 INFO L125 PetriNetUnfolderBase]: For 82/88 co-relation queries the response was YES.
[2023-11-30 07:37:46,949 INFO L83 FinitePrefix]: Finished finitePrefix Result has 874 conditions, 372 events. 119/372 cut-off events. For 82/88 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 1786 event pairs, 14 based on Foata normal form. 0/361 useless extension candidates. Maximal degree in co-relation 836. Up to 134 conditions per place.
[2023-11-30 07:37:46,952 INFO L140 encePairwiseOnDemand]: 87/95 looper letters, 44 selfloop transitions, 5 changer transitions 23/120 dead transitions.
[2023-11-30 07:37:46,952 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 93 places, 120 transitions, 507 flow
[2023-11-30 07:37:46,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-30 07:37:46,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states.
[2023-11-30 07:37:46,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 565 transitions.
[2023-11-30 07:37:46,954 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.743421052631579
[2023-11-30 07:37:46,954 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 565 transitions.
[2023-11-30 07:37:46,954 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 565 transitions.
[2023-11-30 07:37:46,954 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 07:37:46,955 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 565 transitions.
[2023-11-30 07:37:46,956 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 70.625) internal successors, (565), 8 states have internal predecessors, (565), 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 07:37:46,957 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 95.0) internal successors, (855), 9 states have internal predecessors, (855), 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 07:37:46,957 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 95.0) internal successors, (855), 9 states have internal predecessors, (855), 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 07:37:46,958 INFO L307 CegarLoopForPetriNet]: 88 programPoint places, 5 predicate places.
[2023-11-30 07:37:46,958 INFO L500 AbstractCegarLoop]: Abstraction has has 93 places, 120 transitions, 507 flow
[2023-11-30 07:37:46,958 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 64.16666666666667) internal successors, (385), 6 states have internal predecessors, (385), 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 07:37:46,959 INFO L224 CegarLoopForPetriNet]: Found error trace
[2023-11-30 07:37:46,959 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]
[2023-11-30 07:37:46,959 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2023-11-30 07:37:46,959 INFO L425 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (and 6 more)] ===
[2023-11-30 07:37:46,959 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-30 07:37:46,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1713112642, now seen corresponding path program 1 times
[2023-11-30 07:37:46,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-30 07:37:46,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258667411]
[2023-11-30 07:37:46,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-30 07:37:46,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-30 07:37:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-30 07:37:47,037 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 07:37:47,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-30 07:37:47,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258667411]
[2023-11-30 07:37:47,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258667411] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-30 07:37:47,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-30 07:37:47,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-30 07:37:47,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887640259]
[2023-11-30 07:37:47,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-30 07:37:47,038 INFO L576 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2023-11-30 07:37:47,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-30 07:37:47,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2023-11-30 07:37:47,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2023-11-30 07:37:47,039 INFO L497 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 95
[2023-11-30 07:37:47,040 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 93 places, 120 transitions, 507 flow. Second operand has 6 states, 6 states have (on average 64.33333333333333) internal successors, (386), 6 states have internal predecessors, (386), 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 07:37:47,040 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2023-11-30 07:37:47,040 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 95
[2023-11-30 07:37:47,040 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2023-11-30 07:37:47,152 INFO L124 PetriNetUnfolderBase]: 112/357 cut-off events.
[2023-11-30 07:37:47,152 INFO L125 PetriNetUnfolderBase]: For 180/192 co-relation queries the response was YES.
[2023-11-30 07:37:47,152 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1087 conditions, 357 events. 112/357 cut-off events. For 180/192 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1682 event pairs, 14 based on Foata normal form. 0/354 useless extension candidates. Maximal degree in co-relation 1046. Up to 127 conditions per place.
[2023-11-30 07:37:47,153 INFO L140 encePairwiseOnDemand]: 88/95 looper letters, 0 selfloop transitions, 0 changer transitions 119/119 dead transitions.
[2023-11-30 07:37:47,153 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 98 places, 119 transitions, 637 flow
[2023-11-30 07:37:47,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2023-11-30 07:37:47,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2023-11-30 07:37:47,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 488 transitions.
[2023-11-30 07:37:47,155 INFO L542 CegarLoopForPetriNet]: DFA transition density 0.7338345864661654
[2023-11-30 07:37:47,155 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 488 transitions.
[2023-11-30 07:37:47,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 488 transitions.
[2023-11-30 07:37:47,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-30 07:37:47,155 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 488 transitions.
[2023-11-30 07:37:47,156 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 69.71428571428571) internal successors, (488), 7 states have internal predecessors, (488), 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 07:37:47,157 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 95.0) internal successors, (760), 8 states have internal predecessors, (760), 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 07:37:47,157 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 95.0) internal successors, (760), 8 states have internal predecessors, (760), 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 07:37:47,158 INFO L307 CegarLoopForPetriNet]: 88 programPoint places, 10 predicate places.
[2023-11-30 07:37:47,158 INFO L500 AbstractCegarLoop]: Abstraction has has 98 places, 119 transitions, 637 flow
[2023-11-30 07:37:47,158 INFO L501 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 64.33333333333333) internal successors, (386), 6 states have internal predecessors, (386), 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 07:37:47,163 INFO L143 wickiGriesTestDumper]: Dumping Owicki-Gries test to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/13-privatized_31-traces-mine-vs-mutex_true.i_BEv2_AllErrorsAtOnce
[2023-11-30 07:37:47,175 INFO L810 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 9 remaining)
[2023-11-30 07:37:47,176 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 9 remaining)
[2023-11-30 07:37:47,176 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 9 remaining)
[2023-11-30 07:37:47,176 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 9 remaining)
[2023-11-30 07:37:47,196 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 9 remaining)
[2023-11-30 07:37:47,196 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 9 remaining)
[2023-11-30 07:37:47,196 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 9 remaining)
[2023-11-30 07:37:47,197 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 9 remaining)
[2023-11-30 07:37:47,197 INFO L810 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 9 remaining)
[2023-11-30 07:37:47,197 WARN L482 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2023-11-30 07:37:47,197 INFO L457 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2023-11-30 07:37:47,201 INFO L222 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2023-11-30 07:37:47,201 INFO L172 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-30 07:37:47,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 07:37:47 BasicIcfg
[2023-11-30 07:37:47,205 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-30 07:37:47,206 INFO L158 Benchmark]: Toolchain (without parser) took 2141.70ms. Allocated memory is still 593.5MB. Free memory was 535.1MB in the beginning and 548.6MB in the end (delta: -13.5MB). Peak memory consumption was 138.4MB. Max. memory is 16.0GB.
[2023-11-30 07:37:47,206 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 369.1MB. Free memory was 315.0MB in the beginning and 314.8MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.0GB.
[2023-11-30 07:37:47,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.62ms. Allocated memory is still 593.5MB. Free memory was 535.1MB in the beginning and 515.6MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB.
[2023-11-30 07:37:47,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.29ms. Allocated memory is still 593.5MB. Free memory was 515.6MB in the beginning and 513.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
[2023-11-30 07:37:47,207 INFO L158 Benchmark]: Boogie Preprocessor took 25.78ms. Allocated memory is still 593.5MB. Free memory was 513.7MB in the beginning and 512.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
[2023-11-30 07:37:47,207 INFO L158 Benchmark]: RCFGBuilder took 340.54ms. Allocated memory is still 593.5MB. Free memory was 512.0MB in the beginning and 553.9MB in the end (delta: -41.8MB). Peak memory consumption was 22.4MB. Max. memory is 16.0GB.
[2023-11-30 07:37:47,208 INFO L158 Benchmark]: TraceAbstraction took 1326.27ms. Allocated memory is still 593.5MB. Free memory was 552.4MB in the beginning and 548.6MB in the end (delta: 3.8MB). Peak memory consumption was 153.8MB. Max. memory is 16.0GB.
[2023-11-30 07:37:47,209 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.11ms. Allocated memory is still 369.1MB. Free memory was 315.0MB in the beginning and 314.8MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.0GB.
* CACSL2BoogieTranslator took 401.62ms. Allocated memory is still 593.5MB. Free memory was 535.1MB in the beginning and 515.6MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB.
* Boogie Procedure Inliner took 40.29ms. Allocated memory is still 593.5MB. Free memory was 515.6MB in the beginning and 513.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
* Boogie Preprocessor took 25.78ms. Allocated memory is still 593.5MB. Free memory was 513.7MB in the beginning and 512.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB.
* RCFGBuilder took 340.54ms. Allocated memory is still 593.5MB. Free memory was 512.0MB in the beginning and 553.9MB in the end (delta: -41.8MB). Peak memory consumption was 22.4MB. Max. memory is 16.0GB.
* TraceAbstraction took 1326.27ms. Allocated memory is still 593.5MB. Free memory was 552.4MB in the beginning and 548.6MB in the end (delta: 3.8MB). Peak memory consumption was 153.8MB. Max. memory is 16.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 687]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 687]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 690]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 690]: 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 3 procedures, 125 locations, 9 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: 1.2s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 152 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 152 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 331 IncrementalHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 331 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=637occurred in iteration=3, InterpolantAutomatonStates: 20, 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, 0.3s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 327 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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
4 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2023-11-30 07:37:47,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...