This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m
[2024-10-16 09:51:56,157 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-10-16 09:51:56,240 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf
[2024-10-16 09:51:56,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-10-16 09:51:56,248 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-16 09:51:56,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-16 09:51:56,282 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-16 09:51:56,283 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-16 09:51:56,283 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-16 09:51:56,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-16 09:51:56,284 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-16 09:51:56,284 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-10-16 09:51:56,285 INFO L153 SettingsManager]: * Use SBE=true
[2024-10-16 09:51:56,286 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-16 09:51:56,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-10-16 09:51:56,287 INFO L153 SettingsManager]: * sizeof long=4
[2024-10-16 09:51:56,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-10-16 09:51:56,287 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-10-16 09:51:56,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-10-16 09:51:56,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-10-16 09:51:56,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-16 09:51:56,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-10-16 09:51:56,292 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-10-16 09:51:56,292 INFO L153 SettingsManager]: * sizeof long double=12
[2024-10-16 09:51:56,292 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-10-16 09:51:56,293 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-10-16 09:51:56,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-16 09:51:56,293 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-10-16 09:51:56,293 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-10-16 09:51:56,294 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-10-16 09:51:56,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-16 09:51:56,294 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-16 09:51:56,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-10-16 09:51:56,295 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP
[2024-10-16 09:51:56,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-16 09:51:56,295 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-16 09:51:56,296 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-10-16 09:51:56,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-16 09:51:56,296 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-10-16 09:51:56,296 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-10-16 09:51:56,297 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-10-16 09:51:56,297 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 -> b87483e693fd72a28f6c7edd484e610e6e0dbb17679c8092f6f9c9cd35d4acca
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 09:51:56,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-16 09:51:56,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-16 09:51:56,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-16 09:51:56,641 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-10-16 09:51:56,642 INFO L274 PluginConnector]: CDTParser initialized
[2024-10-16 09:51:56,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_tso.i
[2024-10-16 09:51:58,102 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-10-16 09:51:58,348 INFO L384 CDTParser]: Found 1 translation units.
[2024-10-16 09:51:58,349 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.i
[2024-10-16 09:51:58,366 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a19b1b635/d6b1a5f1bb0e407e88c79f4c54f4865a/FLAG3b8065043
[2024-10-16 09:51:58,697 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a19b1b635/d6b1a5f1bb0e407e88c79f4c54f4865a
[2024-10-16 09:51:58,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-16 09:51:58,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-16 09:51:58,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-16 09:51:58,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-16 09:51:58,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-16 09:51:58,706 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:51:58" (1/1) ...
[2024-10-16 09:51:58,707 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf4a025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:58, skipping insertion in model container
[2024-10-16 09:51:58,707 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:51:58" (1/1) ...
[2024-10-16 09:51:58,749 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-10-16 09:51:58,953 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.i[945,958]
[2024-10-16 09:51:59,127 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-16 09:51:59,139 INFO L200 MainTranslator]: Completed pre-run
[2024-10-16 09:51:59,151 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_tso.i[945,958]
[2024-10-16 09:51:59,196 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-16 09:51:59,242 INFO L204 MainTranslator]: Completed translation
[2024-10-16 09:51:59,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59 WrapperNode
[2024-10-16 09:51:59,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-16 09:51:59,243 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-16 09:51:59,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-16 09:51:59,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-16 09:51:59,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,292 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58
[2024-10-16 09:51:59,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-16 09:51:59,296 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-16 09:51:59,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-16 09:51:59,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-10-16 09:51:59,305 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,324 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,340 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-16 09:51:59,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-16 09:51:59,341 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-10-16 09:51:59,341 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-10-16 09:51:59,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (1/1) ...
[2024-10-16 09:51:59,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-10-16 09:51:59,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-16 09:51:59,380 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 09:51:59,386 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 09:51:59,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-10-16 09:51:59,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-16 09:51:59,432 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-10-16 09:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-10-16 09:51:59,433 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-10-16 09:51:59,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-10-16 09:51:59,434 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-10-16 09:51:59,434 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-10-16 09:51:59,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-10-16 09:51:59,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-10-16 09:51:59,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-16 09:51:59,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-16 09:51:59,437 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 09:51:59,593 INFO L238 CfgBuilder]: Building ICFG
[2024-10-16 09:51:59,597 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-16 09:51:59,747 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-10-16 09:51:59,747 INFO L287 CfgBuilder]: Performing block encoding
[2024-10-16 09:51:59,846 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-16 09:51:59,846 INFO L314 CfgBuilder]: Removed 0 assume(true) statements.
[2024-10-16 09:51:59,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:51:59 BoogieIcfgContainer
[2024-10-16 09:51:59,847 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-16 09:51:59,849 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-16 09:51:59,849 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-10-16 09:51:59,852 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-10-16 09:51:59,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 09:51:58" (1/3) ...
[2024-10-16 09:51:59,853 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ecffb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:51:59, skipping insertion in model container
[2024-10-16 09:51:59,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:51:59" (2/3) ...
[2024-10-16 09:51:59,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ecffb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:51:59, skipping insertion in model container
[2024-10-16 09:51:59,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:51:59" (3/3) ...
[2024-10-16 09:51:59,855 INFO L112 eAbstractionObserver]: Analyzing ICFG safe023_tso.i
[2024-10-16 09:51:59,883 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-16 09:51:59,883 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-10-16 09:51:59,884 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-10-16 09:51:59,935 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-10-16 09:51:59,989 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-16 09:51:59,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000
[2024-10-16 09:51:59,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3
[2024-10-16 09:51:59,992 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 09:51:59,993 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 09:52:00,100 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations.
[2024-10-16 09:52:00,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 09:52:00,122 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ========
[2024-10-16 09:52:00,129 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;@7bd54a0, 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 09:52:00,130 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-10-16 09:52:00,973 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-16 09:52:01,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 09:52:01,060 INFO L85 PathProgramCache]: Analyzing trace with hash 110190927, now seen corresponding path program 1 times
[2024-10-16 09:52:01,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 09:52:01,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248834594]
[2024-10-16 09:52:01,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 09:52:01,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 09:52:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 09:52:01,635 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 09:52:01,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 09:52:01,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248834594]
[2024-10-16 09:52:01,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248834594] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 09:52:01,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 09:52:01,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-16 09:52:01,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593592832]
[2024-10-16 09:52:01,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 09:52:01,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-16 09:52:01,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 09:52:01,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-16 09:52:01,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2024-10-16 09:52:01,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-10-16 09:52:01,667 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 09:52:01,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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 09:52:01,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-10-16 09:52:01,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-16 09:52:01,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-10-16 09:52:01,938 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-16 09:52:02,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1633907349, now seen corresponding path program 1 times
[2024-10-16 09:52:02,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 09:52:02,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 09:52:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 09:52:02,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-16 09:52:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 09:52:02,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 09:52:02,296 INFO L85 PathProgramCache]: Analyzing trace with hash 2044322924, now seen corresponding path program 1 times
[2024-10-16 09:52:02,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 09:52:02,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078868622]
[2024-10-16 09:52:02,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 09:52:02,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 09:52:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 09:52:02,543 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 09:52:02,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 09:52:02,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078868622]
[2024-10-16 09:52:02,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078868622] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 09:52:02,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 09:52:02,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2024-10-16 09:52:02,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693313868]
[2024-10-16 09:52:02,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 09:52:02,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-16 09:52:02,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 09:52:02,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-16 09:52:02,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-10-16 09:52:02,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-10-16 09:52:02,549 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 09:52:02,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 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 09:52:02,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2024-10-16 09:52:02,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-10-16 09:52:03,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-16 09:52:03,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2024-10-16 09:52:03,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1
[2024-10-16 09:52:03,341 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] ===
[2024-10-16 09:52:03,588 INFO L85 PathProgramCache]: Analyzing trace with hash -396213967, now seen corresponding path program 1 times
[2024-10-16 09:52:03,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 09:52:03,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 09:52:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 09:52:03,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-16 09:52:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 09:52:03,724 INFO L85 PathProgramCache]: Analyzing trace with hash -803493003, now seen corresponding path program 1 times
[2024-10-16 09:52:03,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 09:52:03,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 09:52:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 09:52:03,733 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-10-16 09:52:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-10-16 09:52:03,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-16 09:52:03,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1761553406, now seen corresponding path program 2 times
[2024-10-16 09:52:03,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-16 09:52:03,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660186848]
[2024-10-16 09:52:03,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-16 09:52:03,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-16 09:52:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-16 09:52:03,919 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 09:52:03,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-16 09:52:03,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660186848]
[2024-10-16 09:52:03,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660186848] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-16 09:52:03,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-16 09:52:03,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-10-16 09:52:03,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605624210]
[2024-10-16 09:52:03,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-16 09:52:03,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states
[2024-10-16 09:52:03,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-16 09:52:03,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2024-10-16 09:52:03,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2024-10-16 09:52:03,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-10-16 09:52:03,921 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states
[2024-10-16 09:52:03,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 6 states have internal predecessors, (32), 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 09:52:03,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states.
[2024-10-16 09:52:03,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states.
[2024-10-16 09:52:03,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.
[2024-10-16 09:52:04,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-16 09:52:04,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states.
[2024-10-16 09:52:04,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-10-16 09:52:04,365 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining)
[2024-10-16 09:52:04,367 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining)
[2024-10-16 09:52:04,367 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining)
[2024-10-16 09:52:04,367 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining)
[2024-10-16 09:52:04,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable5
[2024-10-16 09:52:04,379 INFO L414 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1]
[2024-10-16 09:52:04,383 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2024-10-16 09:52:04,383 INFO L165 ceAbstractionStarter]: Computing trace abstraction results
[2024-10-16 09:52:04,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 09:52:04 BasicIcfg
[2024-10-16 09:52:04,388 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-10-16 09:52:04,389 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-10-16 09:52:04,389 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-10-16 09:52:04,389 INFO L274 PluginConnector]: Witness Printer initialized
[2024-10-16 09:52:04,390 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:51:59" (3/4) ...
[2024-10-16 09:52:04,391 INFO L139 WitnessPrinter]: Generating witness for correct program
[2024-10-16 09:52:04,397 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0
[2024-10-16 09:52:04,398 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1
[2024-10-16 09:52:04,398 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2
[2024-10-16 09:52:04,403 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges
[2024-10-16 09:52:04,403 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges
[2024-10-16 09:52:04,403 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-10-16 09:52:04,404 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-10-16 09:52:04,486 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml
[2024-10-16 09:52:04,486 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml
[2024-10-16 09:52:04,486 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-10-16 09:52:04,487 INFO L158 Benchmark]: Toolchain (without parser) took 5786.40ms. Allocated memory was 58.7MB in the beginning and 130.0MB in the end (delta: 71.3MB). Free memory was 31.0MB in the beginning and 62.1MB in the end (delta: -31.0MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB.
[2024-10-16 09:52:04,487 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 44.0MB. Free memory is still 20.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-10-16 09:52:04,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 541.34ms. Allocated memory is still 58.7MB. Free memory was 30.9MB in the beginning and 24.3MB in the end (delta: 6.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB.
[2024-10-16 09:52:04,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.97ms. Allocated memory is still 58.7MB. Free memory was 24.3MB in the beginning and 22.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-16 09:52:04,488 INFO L158 Benchmark]: Boogie Preprocessor took 44.79ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 22.1MB in the beginning and 50.7MB in the end (delta: -28.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-10-16 09:52:04,489 INFO L158 Benchmark]: RCFGBuilder took 505.70ms. Allocated memory is still 71.3MB. Free memory was 50.7MB in the beginning and 32.2MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-10-16 09:52:04,489 INFO L158 Benchmark]: TraceAbstraction took 4539.21ms. Allocated memory was 71.3MB in the beginning and 130.0MB in the end (delta: 58.7MB). Free memory was 30.9MB in the beginning and 66.3MB in the end (delta: -35.4MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB.
[2024-10-16 09:52:04,489 INFO L158 Benchmark]: Witness Printer took 97.55ms. Allocated memory is still 130.0MB. Free memory was 66.3MB in the beginning and 62.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-10-16 09:52:04,491 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 44.0MB. Free memory is still 20.7MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 541.34ms. Allocated memory is still 58.7MB. Free memory was 30.9MB in the beginning and 24.3MB in the end (delta: 6.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 50.97ms. Allocated memory is still 58.7MB. Free memory was 24.3MB in the beginning and 22.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 44.79ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 22.1MB in the beginning and 50.7MB in the end (delta: -28.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 505.70ms. Allocated memory is still 71.3MB. Free memory was 50.7MB in the beginning and 32.2MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 4539.21ms. Allocated memory was 71.3MB in the beginning and 130.0MB in the end (delta: 58.7MB). Free memory was 30.9MB in the beginning and 66.3MB in the end (delta: -35.4MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB.
* Witness Printer took 97.55ms. Allocated memory is still 130.0MB. Free memory was 66.3MB in the beginning and 62.1MB in the end (delta: 4.2MB). 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: 10235, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 188, dependent conditional: 163, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10232, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 185, dependent conditional: 161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10232, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 185, dependent conditional: 161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10232, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 185, dependent conditional: 161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 1742, dependent conditional: 1694, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 722, independent: 688, independent conditional: 10, independent unconditional: 678, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 722, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1370, independent: 443, independent conditional: 245, independent unconditional: 198, dependent: 927, dependent conditional: 136, dependent unconditional: 792, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11789, independent: 9359, independent conditional: 336, independent unconditional: 9023, dependent: 1708, dependent conditional: 120, dependent unconditional: 1588, unknown: 722, unknown conditional: 20, unknown unconditional: 702] , Statistics on independence cache: Total cache size (in pairs): 722, Positive cache size: 688, Positive conditional cache size: 10, Positive unconditional cache size: 678, Negative cache size: 34, Negative conditional cache size: 10, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10587, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 1742, dependent conditional: 1694, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 722, independent: 688, independent conditional: 10, independent unconditional: 678, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 722, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1370, independent: 443, independent conditional: 245, independent unconditional: 198, dependent: 927, dependent conditional: 136, dependent unconditional: 792, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11789, independent: 9359, independent conditional: 336, independent unconditional: 9023, dependent: 1708, dependent conditional: 120, dependent unconditional: 1588, unknown: 722, unknown conditional: 20, unknown unconditional: 702] , Statistics on independence cache: Total cache size (in pairs): 722, Positive cache size: 688, Positive conditional cache size: 10, Positive unconditional cache size: 678, Negative cache size: 34, Negative conditional cache size: 10, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10587 ], Independence queries for same thread: 3, Persistent sets #1 benchmarks: Persistent set computation time: 1.1s, Number of persistent set computation: 731, Number of trivial persistent sets: 385, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 702, independent: 678, independent conditional: 0, independent unconditional: 678, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10235, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 188, dependent conditional: 163, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10232, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 185, dependent conditional: 161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10232, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 185, dependent conditional: 161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10232, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 185, dependent conditional: 161, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 1742, dependent conditional: 1694, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 722, independent: 688, independent conditional: 10, independent unconditional: 678, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 722, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1370, independent: 443, independent conditional: 245, independent unconditional: 198, dependent: 927, dependent conditional: 136, dependent unconditional: 792, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11789, independent: 9359, independent conditional: 336, independent unconditional: 9023, dependent: 1708, dependent conditional: 120, dependent unconditional: 1588, unknown: 722, unknown conditional: 20, unknown unconditional: 702] , Statistics on independence cache: Total cache size (in pairs): 722, Positive cache size: 688, Positive conditional cache size: 10, Positive unconditional cache size: 678, Negative cache size: 34, Negative conditional cache size: 10, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10587, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 9369, independent unconditional: 678, dependent: 1742, dependent conditional: 1694, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11789, independent: 10047, independent conditional: 346, independent unconditional: 9701, dependent: 1742, dependent conditional: 130, dependent unconditional: 1612, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 722, independent: 688, independent conditional: 10, independent unconditional: 678, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 722, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 52, dependent conditional: 0, dependent unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 52, independent: 18, independent conditional: 10, independent unconditional: 8, dependent: 34, dependent conditional: 10, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1370, independent: 443, independent conditional: 245, independent unconditional: 198, dependent: 927, dependent conditional: 136, dependent unconditional: 792, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11789, independent: 9359, independent conditional: 336, independent unconditional: 9023, dependent: 1708, dependent conditional: 120, dependent unconditional: 1588, unknown: 722, unknown conditional: 20, unknown unconditional: 702] , Statistics on independence cache: Total cache size (in pairs): 722, Positive cache size: 688, Positive conditional cache size: 10, Positive unconditional cache size: 678, Negative cache size: 34, Negative conditional cache size: 10, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10587 ], Independence queries for same thread: 3
- PositiveResult [Line: 18]: 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 7 procedures, 64 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 2.3s, 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: 30, 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, 0.8s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 87 ConstructedInterpolants, 0 QuantifiedInterpolants, 493 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, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.8s, ConditionalCommutativityCheckTime: 0.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 6, ConditionalCommutativityTraceChecks: 3, ConditionalCommutativityImperfectProofs: 0
- AllSpecificationsHoldResult: All specifications hold
1 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-10-16 09:52:04,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0
[2024-10-16 09:52:04,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...