This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m
[2024-10-16 10:03:48,258 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-10-16 10:03:48,339 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-10-16 10:03:48,346 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-10-16 10:03:48,346 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-16 10:03:48,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-16 10:03:48,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-16 10:03:48,377 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-16 10:03:48,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-16 10:03:48,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-16 10:03:48,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-16 10:03:48,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-10-16 10:03:48,381 INFO L153 SettingsManager]: * Use SBE=true
[2024-10-16 10:03:48,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-16 10:03:48,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-10-16 10:03:48,382 INFO L153 SettingsManager]: * sizeof long=4
[2024-10-16 10:03:48,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-10-16 10:03:48,383 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-10-16 10:03:48,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-10-16 10:03:48,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-10-16 10:03:48,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-16 10:03:48,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-10-16 10:03:48,385 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-10-16 10:03:48,385 INFO L153 SettingsManager]: * sizeof long double=12
[2024-10-16 10:03:48,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-10-16 10:03:48,386 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-10-16 10:03:48,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-16 10:03:48,387 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-10-16 10:03:48,387 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-10-16 10:03:48,387 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-10-16 10:03:48,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-16 10:03:48,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-16 10:03:48,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-10-16 10:03:48,392 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-16 10:03:48,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-16 10:03:48,393 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-16 10:03:48,393 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-16 10:03:48,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-16 10:03:48,394 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-10-16 10:03:48,394 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-16 10:03:48,395 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-16 10:03:48,397 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7e90d4b6ab0561c00fafe8b5db7dd972e67889e2cb8e9e72502cd51ce4f0a76
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: TraceCheck mode for conditional commutativity -> GENERATOR_WITH_CONTEXT
[2024-10-16 10:03:48,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-16 10:03:48,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-16 10:03:48,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-16 10:03:48,747 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-10-16 10:03:48,748 INFO L274 PluginConnector]: CDTParser initialized
[2024-10-16 10:03:48,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_47-refine-protected2_true.i
[2024-10-16 10:03:50,289 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-10-16 10:03:50,534 INFO L384 CDTParser]: Found 1 translation units.
[2024-10-16 10:03:50,535 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_47-refine-protected2_true.i
[2024-10-16 10:03:50,549 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ffa300e1c/ccad4be3c3f74d25b562c23a019bc503/FLAGcfd85e01c
[2024-10-16 10:03:50,561 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ffa300e1c/ccad4be3c3f74d25b562c23a019bc503
[2024-10-16 10:03:50,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-16 10:03:50,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-16 10:03:50,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-16 10:03:50,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-16 10:03:50,573 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-16 10:03:50,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:03:50" (1/1) ...
[2024-10-16 10:03:50,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db3b929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:50, skipping insertion in model container
[2024-10-16 10:03:50,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 10:03:50" (1/1) ...
[2024-10-16 10:03:50,615 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-10-16 10:03:50,814 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_47-refine-protected2_true.i[1094,1107]
[2024-10-16 10:03:50,959 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-16 10:03:50,971 INFO L200 MainTranslator]: Completed pre-run
[2024-10-16 10:03:50,984 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/13-privatized_47-refine-protected2_true.i[1094,1107]
[2024-10-16 10:03:51,016 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-16 10:03:51,057 INFO L204 MainTranslator]: Completed translation
[2024-10-16 10:03:51,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51 WrapperNode
[2024-10-16 10:03:51,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-16 10:03:51,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-16 10:03:51,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-16 10:03:51,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-16 10:03:51,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,079 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,098 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44
[2024-10-16 10:03:51,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-16 10:03:51,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-16 10:03:51,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-16 10:03:51,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-10-16 10:03:51,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,110 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,126 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-16 10:03:51,130 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-16 10:03:51,131 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-10-16 10:03:51,131 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-10-16 10:03:51,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (1/1) ...
[2024-10-16 10:03:51,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-16 10:03:51,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-16 10:03:51,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-10-16 10:03:51,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-10-16 10:03:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2024-10-16 10:03:51,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-16 10:03:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun
[2024-10-16 10:03:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun
[2024-10-16 10:03:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-10-16 10:03:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2024-10-16 10:03:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-16 10:03:51,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-16 10:03:51,212 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-10-16 10:03:51,345 INFO L238 CfgBuilder]: Building ICFG
[2024-10-16 10:03:51,348 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-16 10:03:51,502 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-10-16 10:03:51,503 INFO L287 CfgBuilder]: Performing block encoding
[2024-10-16 10:03:51,599 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-16 10:03:51,600 INFO L314 CfgBuilder]: Removed 0 assume(true) statements.
[2024-10-16 10:03:51,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:03:51 BoogieIcfgContainer
[2024-10-16 10:03:51,600 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-16 10:03:51,606 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-16 10:03:51,606 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-10-16 10:03:51,609 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-10-16 10:03:51,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 10:03:50" (1/3) ...
[2024-10-16 10:03:51,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5002fc5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:03:51, skipping insertion in model container
[2024-10-16 10:03:51,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 10:03:51" (2/3) ...
[2024-10-16 10:03:51,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5002fc5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 10:03:51, skipping insertion in model container
[2024-10-16 10:03:51,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:03:51" (3/3) ...
[2024-10-16 10:03:51,612 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_47-refine-protected2_true.i
[2024-10-16 10:03:51,629 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-16 10:03:51,629 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-10-16 10:03:51,629 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-10-16 10:03:51,669 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-10-16 10:03:51,702 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-16 10:03:51,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-16 10:03:51,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-16 10:03:51,704 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null)
[2024-10-16 10:03:51,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process
[2024-10-16 10:03:51,780 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-16 10:03:51,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 10:03:51,799 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-10-16 10:03:51,806 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@112f342c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR_WITH_CONTEXT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false
[2024-10-16 10:03:51,807 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2024-10-16 10:03:52,003 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-10-16 10:03:52,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 10:03:52,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1796115223, now seen corresponding path program 1 times
[2024-10-16 10:03:52,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 10:03:52,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66109181]
[2024-10-16 10:03:52,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 10:03:52,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 10:03:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 10:03:52,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-16 10:03:52,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 10:03:52,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66109181]
[2024-10-16 10:03:52,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66109181] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 10:03:52,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 10:03:52,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-10-16 10:03:52,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693780918]
[2024-10-16 10:03:52,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 10:03:52,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-16 10:03:52,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 10:03:52,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-16 10:03:52,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-16 10:03:52,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-10-16 10:03:52,337 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 10:03:52,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-16 10:03:52,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-10-16 10:03:52,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-10-16 10:03:52,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-10-16 10:03:52,370 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] ===
[2024-10-16 10:03:52,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 10:03:52,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1796114183, now seen corresponding path program 1 times
[2024-10-16 10:03:52,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 10:03:52,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753744754]
[2024-10-16 10:03:52,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 10:03:52,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 10:03:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 10:03:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-16 10:03:52,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 10:03:52,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753744754]
[2024-10-16 10:03:52,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753744754] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 10:03:52,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 10:03:52,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-10-16 10:03:52,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114166188]
[2024-10-16 10:03:52,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 10:03:52,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-16 10:03:52,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 10:03:52,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-16 10:03:52,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-16 10:03:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-10-16 10:03:52,484 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 10:03:52,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-16 10:03:52,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states.
[2024-10-16 10:03:52,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-10-16 10:03:52,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-10-16 10:03:52,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-10-16 10:03:52,696 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining)
[2024-10-16 10:03:52,696 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining)
[2024-10-16 10:03:52,697 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining)
[2024-10-16 10:03:52,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-10-16 10:03:52,709 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-10-16 10:03:52,711 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-10-16 10:03:52,712 INFO L165 ceAbstractionStarter]: Computing trace abstraction results
[2024-10-16 10:03:52,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 10:03:52 BasicIcfg
[2024-10-16 10:03:52,717 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-10-16 10:03:52,718 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-10-16 10:03:52,719 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-10-16 10:03:52,719 INFO L274 PluginConnector]: Witness Printer initialized
[2024-10-16 10:03:52,720 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 10:03:51" (3/4) ...
[2024-10-16 10:03:52,721 INFO L139 WitnessPrinter]: Generating witness for correct program
[2024-10-16 10:03:52,725 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun
[2024-10-16 10:03:52,729 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges
[2024-10-16 10:03:52,729 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-10-16 10:03:52,729 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-10-16 10:03:52,730 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-10-16 10:03:52,811 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml
[2024-10-16 10:03:52,812 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml
[2024-10-16 10:03:52,812 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-10-16 10:03:52,812 INFO L158 Benchmark]: Toolchain (without parser) took 2246.68ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 42.3MB in the beginning and 49.3MB in the end (delta: -7.1MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB.
[2024-10-16 10:03:52,813 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 31.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-10-16 10:03:52,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.23ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 41.0MB in the end (delta: 1.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB.
[2024-10-16 10:03:52,813 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.23ms. Allocated memory is still 75.5MB. Free memory was 40.7MB in the beginning and 38.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-16 10:03:52,813 INFO L158 Benchmark]: Boogie Preprocessor took 28.23ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 37.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-10-16 10:03:52,814 INFO L158 Benchmark]: RCFGBuilder took 469.79ms. Allocated memory is still 75.5MB. Free memory was 37.8MB in the beginning and 44.1MB in the end (delta: -6.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB.
[2024-10-16 10:03:52,816 INFO L158 Benchmark]: TraceAbstraction took 1112.07ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 42.7MB in the beginning and 53.0MB in the end (delta: -10.3MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB.
[2024-10-16 10:03:52,817 INFO L158 Benchmark]: Witness Printer took 93.38ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 49.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-10-16 10:03:52,818 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 31.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 491.23ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 41.0MB in the end (delta: 1.1MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 40.23ms. Allocated memory is still 75.5MB. Free memory was 40.7MB in the beginning and 38.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 28.23ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 37.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 469.79ms. Allocated memory is still 75.5MB. Free memory was 37.8MB in the beginning and 44.1MB in the end (delta: -6.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB.
* TraceAbstraction took 1112.07ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 42.7MB in the beginning and 53.0MB in the end (delta: -10.3MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB.
* Witness Printer took 93.38ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 49.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Partial order reduction statistics
Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 166, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 16, dependent conditional: 11, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 158, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 8, dependent conditional: 3, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 158, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 8, dependent conditional: 3, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 158, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 8, dependent conditional: 3, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 19, dependent conditional: 9, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 125, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 125, independent: 115, independent conditional: 0, independent unconditional: 115, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 281, independent: 82, independent conditional: 0, independent unconditional: 82, dependent: 199, dependent conditional: 0, dependent unconditional: 199, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 125, unknown conditional: 0, unknown unconditional: 125] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 119, Positive conditional cache size: 0, Positive unconditional cache size: 119, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 19, dependent conditional: 9, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 125, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 125, independent: 115, independent conditional: 0, independent unconditional: 115, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 281, independent: 82, independent conditional: 0, independent unconditional: 82, dependent: 199, dependent conditional: 0, dependent unconditional: 199, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 125, unknown conditional: 0, unknown unconditional: 125] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 119, Positive conditional cache size: 0, Positive unconditional cache size: 119, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40 ], Independence queries for same thread: 8, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 40, Number of trivial persistent sets: 40, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 124, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 166, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 16, dependent conditional: 11, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 158, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 8, dependent conditional: 3, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 158, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 8, dependent conditional: 3, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 158, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 8, dependent conditional: 3, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 19, dependent conditional: 9, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 125, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 125, independent: 115, independent conditional: 0, independent unconditional: 115, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 281, independent: 82, independent conditional: 0, independent unconditional: 82, dependent: 199, dependent conditional: 0, dependent unconditional: 199, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 125, unknown conditional: 0, unknown unconditional: 125] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 119, Positive conditional cache size: 0, Positive unconditional cache size: 119, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40, Maximal queried relation: 1, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 31, independent unconditional: 119, dependent: 19, dependent conditional: 9, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 169, independent: 150, independent conditional: 0, independent unconditional: 150, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 125, independent: 119, independent conditional: 0, independent unconditional: 119, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 125, independent: 115, independent conditional: 0, independent unconditional: 115, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 281, independent: 82, independent conditional: 0, independent unconditional: 82, dependent: 199, dependent conditional: 0, dependent unconditional: 199, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 169, independent: 31, independent conditional: 0, independent unconditional: 31, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 125, unknown conditional: 0, unknown unconditional: 125] , Statistics on independence cache: Total cache size (in pairs): 125, Positive cache size: 119, Positive conditional cache size: 0, Positive unconditional cache size: 119, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 40 ], Independence queries for same thread: 8
- PositiveResult [Line: 19]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- PositiveResult [Line: 19]: a call to reach_error is unreachable
For all program executions holds that a call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 3 procedures, 30 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 26 NumberOfCodeBlocks, 26 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 39 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0
- AllSpecificationsHoldResult: All specifications hold
2 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-10-16 10:03:52,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0
[2024-10-16 10:03:53,042 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0
Received shutdown request...