/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-08 01:56:36,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-08 01:56:36,325 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-08 01:56:36,328 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-08 01:56:36,328 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-08 01:56:36,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-08 01:56:36,343 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-08 01:56:36,343 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-08 01:56:36,344 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-08 01:56:36,344 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-08 01:56:36,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-08 01:56:36,345 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-08 01:56:36,345 INFO L153 SettingsManager]: * Use SBE=true [2024-05-08 01:56:36,345 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-08 01:56:36,346 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-08 01:56:36,346 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-08 01:56:36,346 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-08 01:56:36,346 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-08 01:56:36,347 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-08 01:56:36,347 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-08 01:56:36,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-08 01:56:36,352 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-08 01:56:36,353 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-08 01:56:36,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-08 01:56:36,353 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-08 01:56:36,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-08 01:56:36,353 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-08 01:56:36,354 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-08 01:56:36,354 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-08 01:56:36,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 01:56:36,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-08 01:56:36,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-08 01:56:36,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-08 01:56:36,355 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-08 01:56:36,355 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-08 01:56:36,355 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-08 01:56:36,355 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-08 01:56:36,355 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-08 01:56:36,356 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-08 01:56:36,356 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-08 01:56:36,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-08 01:56:36,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-08 01:56:36,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-08 01:56:36,560 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-08 01:56:36,560 INFO L274 PluginConnector]: CDTParser initialized [2024-05-08 01:56:36,561 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-05-08 01:56:37,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-08 01:56:37,937 INFO L384 CDTParser]: Found 1 translation units. [2024-05-08 01:56:37,938 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-05-08 01:56:37,953 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1371cfd48/8e7ecc8da5a54ab09c97a273af6a1f50/FLAG45fb2f43c [2024-05-08 01:56:37,967 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1371cfd48/8e7ecc8da5a54ab09c97a273af6a1f50 [2024-05-08 01:56:37,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-08 01:56:37,971 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-08 01:56:37,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-08 01:56:37,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-08 01:56:37,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-08 01:56:37,976 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 01:56:37" (1/1) ... [2024-05-08 01:56:37,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793aec05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:37, skipping insertion in model container [2024-05-08 01:56:37,977 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.05 01:56:37" (1/1) ... [2024-05-08 01:56:38,020 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-08 01:56:38,174 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i[945,958] [2024-05-08 01:56:38,310 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 01:56:38,324 INFO L202 MainTranslator]: Completed pre-run [2024-05-08 01:56:38,337 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i[945,958] [2024-05-08 01:56:38,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-08 01:56:38,443 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 01:56:38,443 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-08 01:56:38,450 INFO L206 MainTranslator]: Completed translation [2024-05-08 01:56:38,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38 WrapperNode [2024-05-08 01:56:38,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-08 01:56:38,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-08 01:56:38,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-08 01:56:38,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-08 01:56:38,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,474 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,489 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-05-08 01:56:38,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-08 01:56:38,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-08 01:56:38,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-08 01:56:38,490 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-08 01:56:38,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,496 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-08 01:56:38,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-08 01:56:38,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-08 01:56:38,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-08 01:56:38,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (1/1) ... [2024-05-08 01:56:38,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-08 01:56:38,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 01:56:38,551 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) [2024-05-08 01:56:38,570 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 [2024-05-08 01:56:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-08 01:56:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-08 01:56:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-08 01:56:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-08 01:56:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-08 01:56:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-08 01:56:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-08 01:56:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-08 01:56:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-08 01:56:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-08 01:56:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-08 01:56:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-08 01:56:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-08 01:56:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-08 01:56:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-08 01:56:38,601 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-08 01:56:38,704 INFO L241 CfgBuilder]: Building ICFG [2024-05-08 01:56:38,707 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-08 01:56:38,834 INFO L282 CfgBuilder]: Performing block encoding [2024-05-08 01:56:38,843 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-08 01:56:38,843 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-08 01:56:38,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 01:56:38 BoogieIcfgContainer [2024-05-08 01:56:38,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-08 01:56:38,847 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-08 01:56:38,847 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-08 01:56:38,849 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-08 01:56:38,849 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.05 01:56:37" (1/3) ... [2024-05-08 01:56:38,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7656c273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 01:56:38, skipping insertion in model container [2024-05-08 01:56:38,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.05 01:56:38" (2/3) ... [2024-05-08 01:56:38,850 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7656c273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.05 01:56:38, skipping insertion in model container [2024-05-08 01:56:38,850 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.05 01:56:38" (3/3) ... [2024-05-08 01:56:38,851 INFO L112 eAbstractionObserver]: Analyzing ICFG safe012_tso.i [2024-05-08 01:56:38,858 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-08 01:56:38,865 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-08 01:56:38,865 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-08 01:56:38,865 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-08 01:56:38,957 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-08 01:56:38,987 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-08 01:56:38,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-08 01:56:38,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-08 01:56:38,990 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) [2024-05-08 01:56:38,992 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 [2024-05-08 01:56:39,015 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-08 01:56:39,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:56:39,026 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-08 01:56:39,032 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@17310aec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-08 01:56:39,032 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-08 01:56:39,074 INFO L420 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)] === [2024-05-08 01:56:39,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:56:39,076 INFO L85 PathProgramCache]: Analyzing trace with hash 4603110, now seen corresponding path program 1 times [2024-05-08 01:56:39,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:56:39,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903658057] [2024-05-08 01:56:39,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:39,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:39,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:56:39,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903658057] [2024-05-08 01:56:39,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903658057] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:56:39,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:56:39,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-08 01:56:39,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272063671] [2024-05-08 01:56:39,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:56:39,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-08 01:56:39,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:56:39,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-08 01:56:39,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-08 01:56:39,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:39,328 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:56:39,329 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 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) [2024-05-08 01:56:39,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:39,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:39,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-08 01:56:39,359 INFO L420 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)] === [2024-05-08 01:56:39,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:56:39,360 INFO L85 PathProgramCache]: Analyzing trace with hash -263876577, now seen corresponding path program 1 times [2024-05-08 01:56:39,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:56:39,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360227422] [2024-05-08 01:56:39,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:39,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:39,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:39,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:56:39,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360227422] [2024-05-08 01:56:39,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360227422] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:56:39,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:56:39,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 01:56:39,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915402384] [2024-05-08 01:56:39,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:56:39,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 01:56:39,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:56:39,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 01:56:39,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-08 01:56:39,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:39,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:56:39,962 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 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) [2024-05-08 01:56:39,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:39,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:40,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1241921920, now seen corresponding path program 1 times [2024-05-08 01:56:40,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:40,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:40,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:40,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:40,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:40,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:40,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 01:56:40,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-08 01:56:40,890 INFO L85 PathProgramCache]: Analyzing trace with hash 382185289, now seen corresponding path program 1 times [2024-05-08 01:56:40,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:40,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:40,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:40,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:40,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 01:56:40,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-05-08 01:56:40,983 INFO L420 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)] === [2024-05-08 01:56:40,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:56:40,984 INFO L85 PathProgramCache]: Analyzing trace with hash -2006822669, now seen corresponding path program 1 times [2024-05-08 01:56:40,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:56:40,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087231812] [2024-05-08 01:56:40,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:40,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:41,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:41,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:41,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:56:41,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087231812] [2024-05-08 01:56:41,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087231812] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:56:41,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:56:41,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 01:56:41,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502988938] [2024-05-08 01:56:41,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:56:41,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 01:56:41,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:56:41,320 INFO L85 PathProgramCache]: Analyzing trace with hash 382185289, now seen corresponding path program 2 times [2024-05-08 01:56:41,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:41,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:41,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:41,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-08 01:56:41,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-08 01:56:41,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:41,355 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:56:41,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2024-05-08 01:56:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 01:56:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:41,460 INFO L85 PathProgramCache]: Analyzing trace with hash 382185289, now seen corresponding path program 3 times [2024-05-08 01:56:41,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:41,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:41,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:41,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1225802707, now seen corresponding path program 1 times [2024-05-08 01:56:41,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:41,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:41,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:41,770 INFO L85 PathProgramCache]: Analyzing trace with hash -2043490648, now seen corresponding path program 1 times [2024-05-08 01:56:41,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:41,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:41,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1476426136, now seen corresponding path program 1 times [2024-05-08 01:56:42,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,122 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,249 INFO L85 PathProgramCache]: Analyzing trace with hash 740363317, now seen corresponding path program 1 times [2024-05-08 01:56:42,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,378 INFO L85 PathProgramCache]: Analyzing trace with hash 1686450756, now seen corresponding path program 1 times [2024-05-08 01:56:42,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1024233044, now seen corresponding path program 1 times [2024-05-08 01:56:42,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1490980882, now seen corresponding path program 1 times [2024-05-08 01:56:42,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1753019217, now seen corresponding path program 1 times [2024-05-08 01:56:42,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1883113601, now seen corresponding path program 1 times [2024-05-08 01:56:42,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,841 INFO L85 PathProgramCache]: Analyzing trace with hash -892029565, now seen corresponding path program 1 times [2024-05-08 01:56:42,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:42,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:42,849 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:42,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:43,128 INFO L85 PathProgramCache]: Analyzing trace with hash -206259385, now seen corresponding path program 1 times [2024-05-08 01:56:43,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:43,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:43,137 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:43,228 INFO L85 PathProgramCache]: Analyzing trace with hash -283748186, now seen corresponding path program 1 times [2024-05-08 01:56:43,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:43,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:43,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,173 INFO L85 PathProgramCache]: Analyzing trace with hash 533516257, now seen corresponding path program 1 times [2024-05-08 01:56:44,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1922107948, now seen corresponding path program 1 times [2024-05-08 01:56:44,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1462017569, now seen corresponding path program 1 times [2024-05-08 01:56:44,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,391 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1294090600, now seen corresponding path program 1 times [2024-05-08 01:56:44,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1288673570, now seen corresponding path program 1 times [2024-05-08 01:56:44,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,504 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,538 INFO L85 PathProgramCache]: Analyzing trace with hash -2036639810, now seen corresponding path program 1 times [2024-05-08 01:56:44,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,548 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,582 INFO L85 PathProgramCache]: Analyzing trace with hash -481338107, now seen corresponding path program 1 times [2024-05-08 01:56:44,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:44,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 01:56:44,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 01:56:44,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable23,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable25,SelfDestructingSolverStorable15,SelfDestructingSolverStorable26,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-08 01:56:44,715 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 01:56:44,715 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:56:44,715 INFO L85 PathProgramCache]: Analyzing trace with hash 1306508761, now seen corresponding path program 2 times [2024-05-08 01:56:44,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:56:44,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806211311] [2024-05-08 01:56:44,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:44,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:56:44,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806211311] [2024-05-08 01:56:44,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806211311] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:56:44,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:56:44,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-08 01:56:44,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567277187] [2024-05-08 01:56:44,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:56:44,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-08 01:56:44,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:56:44,908 INFO L85 PathProgramCache]: Analyzing trace with hash -481338107, now seen corresponding path program 2 times [2024-05-08 01:56:44,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:44,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1023767956, now seen corresponding path program 1 times [2024-05-08 01:56:44,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:44,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:45,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:45,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:45,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:45,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-08 01:56:45,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-05-08 01:56:45,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:45,054 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:56:45,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 13.0) internal successors, (117), 10 states have internal predecessors, (117), 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) [2024-05-08 01:56:45,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:45,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 01:56:45,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 01:56:45,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:45,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1922107948, now seen corresponding path program 2 times [2024-05-08 01:56:45,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:45,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:45,766 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:45,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1462017569, now seen corresponding path program 2 times [2024-05-08 01:56:45,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:45,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:45,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:45,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1294090600, now seen corresponding path program 2 times [2024-05-08 01:56:45,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:45,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:45,947 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:46,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:46,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 01:56:46,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 01:56:46,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:56:46,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-08 01:56:46,342 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-05-08 01:56:46,342 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-08 01:56:46,342 INFO L85 PathProgramCache]: Analyzing trace with hash 36494207, now seen corresponding path program 3 times [2024-05-08 01:56:46,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-08 01:56:46,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702353091] [2024-05-08 01:56:46,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:46,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-08 01:56:46,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-08 01:56:46,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-08 01:56:46,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702353091] [2024-05-08 01:56:46,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702353091] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-08 01:56:46,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-08 01:56:46,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-08 01:56:46,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023056396] [2024-05-08 01:56:46,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-08 01:56:46,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-08 01:56:46,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-08 01:56:46,593 INFO L85 PathProgramCache]: Analyzing trace with hash -645809176, now seen corresponding path program 1 times [2024-05-08 01:56:46,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-08 01:56:46,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-08 01:56:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:46,619 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-08 01:56:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-08 01:56:46,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-08 01:56:46,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-05-08 01:56:46,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:46,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-08 01:56:46,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 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) [2024-05-08 01:56:46,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:46,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-08 01:56:46,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-08 01:56:46,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:56:46,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-08 01:56:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-08 01:56:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 01:56:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-08 01:56:47,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-08 01:56:47,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-08 01:56:47,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-08 01:56:47,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-08 01:56:47,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-08 01:56:47,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,SelfDestructingSolverStorable35 [2024-05-08 01:56:47,820 INFO L448 BasicCegarLoop]: Path program histogram: [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-08 01:56:47,821 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-08 01:56:47,822 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-08 01:56:47,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.05 01:56:47 BasicIcfg [2024-05-08 01:56:47,824 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-08 01:56:47,825 INFO L158 Benchmark]: Toolchain (without parser) took 9854.05ms. Allocated memory was 367.0MB in the beginning and 728.8MB in the end (delta: 361.8MB). Free memory was 294.9MB in the beginning and 632.1MB in the end (delta: -337.2MB). Peak memory consumption was 26.1MB. Max. memory is 8.0GB. [2024-05-08 01:56:47,825 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-08 01:56:47,825 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.50ms. Allocated memory is still 367.0MB. Free memory was 294.7MB in the beginning and 330.5MB in the end (delta: -35.9MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2024-05-08 01:56:47,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.88ms. Allocated memory is still 367.0MB. Free memory was 330.5MB in the beginning and 328.4MB in the end (delta: 2.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-08 01:56:47,826 INFO L158 Benchmark]: Boogie Preprocessor took 16.15ms. Allocated memory is still 367.0MB. Free memory was 328.4MB in the beginning and 326.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-08 01:56:47,826 INFO L158 Benchmark]: RCFGBuilder took 338.55ms. Allocated memory is still 367.0MB. Free memory was 326.9MB in the beginning and 312.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2024-05-08 01:56:47,826 INFO L158 Benchmark]: TraceAbstraction took 8977.97ms. Allocated memory was 367.0MB in the beginning and 728.8MB in the end (delta: 361.8MB). Free memory was 311.7MB in the beginning and 632.1MB in the end (delta: -320.4MB). Peak memory consumption was 42.4MB. Max. memory is 8.0GB. [2024-05-08 01:56:47,827 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 149.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 478.50ms. Allocated memory is still 367.0MB. Free memory was 294.7MB in the beginning and 330.5MB in the end (delta: -35.9MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.88ms. Allocated memory is still 367.0MB. Free memory was 330.5MB in the beginning and 328.4MB in the end (delta: 2.1MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 16.15ms. Allocated memory is still 367.0MB. Free memory was 328.4MB in the beginning and 326.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 338.55ms. Allocated memory is still 367.0MB. Free memory was 326.9MB in the beginning and 312.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 8977.97ms. Allocated memory was 367.0MB in the beginning and 728.8MB in the end (delta: 361.8MB). Free memory was 311.7MB in the beginning and 632.1MB in the end (delta: -320.4MB). Peak memory consumption was 42.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 151761, independent: 150045, independent conditional: 149806, independent unconditional: 239, dependent: 1716, dependent conditional: 1716, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 151656, independent: 150045, independent conditional: 149806, independent unconditional: 239, dependent: 1611, dependent conditional: 1611, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 151656, independent: 150045, independent conditional: 149806, independent unconditional: 239, dependent: 1611, dependent conditional: 1611, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 151656, independent: 150045, independent conditional: 149806, independent unconditional: 239, dependent: 1611, dependent conditional: 1611, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155827, independent: 150045, independent conditional: 71950, independent unconditional: 78095, dependent: 5782, dependent conditional: 4181, dependent unconditional: 1601, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 155827, independent: 150045, independent conditional: 34708, independent unconditional: 115337, dependent: 5782, dependent conditional: 1590, dependent unconditional: 4192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155827, independent: 150045, independent conditional: 34708, independent unconditional: 115337, dependent: 5782, dependent conditional: 1590, dependent unconditional: 4192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1021, independent: 1000, independent conditional: 224, independent unconditional: 776, dependent: 21, dependent conditional: 10, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1021, independent: 962, independent conditional: 0, independent unconditional: 962, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 59, independent: 38, independent conditional: 34, independent unconditional: 4, dependent: 21, dependent conditional: 10, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, independent: 38, independent conditional: 34, independent unconditional: 4, dependent: 21, dependent conditional: 10, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, independent: 41, independent conditional: 38, independent unconditional: 3, dependent: 73, dependent conditional: 55, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 155827, independent: 149045, independent conditional: 34484, independent unconditional: 114561, dependent: 5761, dependent conditional: 1580, dependent unconditional: 4181, unknown: 1021, unknown conditional: 234, unknown unconditional: 787] , Statistics on independence cache: Total cache size (in pairs): 1021, Positive cache size: 1000, Positive conditional cache size: 224, Positive unconditional cache size: 776, Negative cache size: 21, Negative conditional cache size: 10, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39833, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155827, independent: 150045, independent conditional: 71950, independent unconditional: 78095, dependent: 5782, dependent conditional: 4181, dependent unconditional: 1601, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 155827, independent: 150045, independent conditional: 34708, independent unconditional: 115337, dependent: 5782, dependent conditional: 1590, dependent unconditional: 4192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155827, independent: 150045, independent conditional: 34708, independent unconditional: 115337, dependent: 5782, dependent conditional: 1590, dependent unconditional: 4192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1021, independent: 1000, independent conditional: 224, independent unconditional: 776, dependent: 21, dependent conditional: 10, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1021, independent: 962, independent conditional: 0, independent unconditional: 962, dependent: 59, dependent conditional: 0, dependent unconditional: 59, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 59, independent: 38, independent conditional: 34, independent unconditional: 4, dependent: 21, dependent conditional: 10, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 59, independent: 38, independent conditional: 34, independent unconditional: 4, dependent: 21, dependent conditional: 10, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 115, independent: 41, independent conditional: 38, independent unconditional: 3, dependent: 73, dependent conditional: 55, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 155827, independent: 149045, independent conditional: 34484, independent unconditional: 114561, dependent: 5761, dependent conditional: 1580, dependent unconditional: 4181, unknown: 1021, unknown conditional: 234, unknown unconditional: 787] , Statistics on independence cache: Total cache size (in pairs): 1021, Positive cache size: 1000, Positive conditional cache size: 224, Positive unconditional cache size: 776, Negative cache size: 21, Negative conditional cache size: 10, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39833 ], Independence queries for same thread: 105 - 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 with 1 thread instances CFG has 7 procedures, 119 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 8.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 6.9s, 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: 38, 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, 1.1s InterpolantComputationTime, 346 NumberOfCodeBlocks, 346 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 341 ConstructedInterpolants, 0 QuantifiedInterpolants, 1171 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 4.7s, ConditionalCommutativityIAIntegrations: 1, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 61, ConditionalCommutativityTraceChecks: 29, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-08 01:56:47,839 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 [2024-05-08 01:56:48,044 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...