/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 08:54:11,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 08:54:11,369 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 08:54:11,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 08:54:11,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 08:54:11,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 08:54:11,400 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 08:54:11,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 08:54:11,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 08:54:11,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 08:54:11,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 08:54:11,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 08:54:11,404 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 08:54:11,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 08:54:11,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 08:54:11,406 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 08:54:11,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 08:54:11,406 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 08:54:11,406 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 08:54:11,406 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 08:54:11,406 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 08:54:11,407 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 08:54:11,407 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 08:54:11,407 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 08:54:11,407 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 08:54:11,407 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 08:54:11,407 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 08:54:11,408 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 08:54:11,408 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 08:54:11,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 08:54:11,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 08:54:11,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 08:54:11,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 08:54:11,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 08:54:11,409 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 08:54:11,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 08:54:11,409 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 08:54:11,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 08:54:11,410 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 08:54:11,410 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-04-04 08:54:11,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 08:54:11,616 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 08:54:11,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 08:54:11,618 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 08:54:11,619 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 08:54:11,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2024-04-04 08:54:12,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 08:54:12,860 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 08:54:12,860 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i [2024-04-04 08:54:12,871 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a0d7cf3f4/a6f41e227a9d4d0295b8aa4cde676aab/FLAG4a1676bca [2024-04-04 08:54:12,882 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a0d7cf3f4/a6f41e227a9d4d0295b8aa4cde676aab [2024-04-04 08:54:12,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 08:54:12,884 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 08:54:12,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 08:54:12,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 08:54:12,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 08:54:12,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 08:54:12" (1/1) ... [2024-04-04 08:54:12,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31af8fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:12, skipping insertion in model container [2024-04-04 08:54:12,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 08:54:12" (1/1) ... [2024-04-04 08:54:12,926 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 08:54:13,249 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2024-04-04 08:54:13,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 08:54:13,288 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 08:54:13,311 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_72-funloop_hard_racing.i[41323,41336] [2024-04-04 08:54:13,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 08:54:13,368 INFO L206 MainTranslator]: Completed translation [2024-04-04 08:54:13,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13 WrapperNode [2024-04-04 08:54:13,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 08:54:13,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 08:54:13,370 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 08:54:13,370 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 08:54:13,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,397 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,432 INFO L138 Inliner]: procedures = 272, calls = 49, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 288 [2024-04-04 08:54:13,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 08:54:13,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 08:54:13,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 08:54:13,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 08:54:13,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,454 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,454 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,460 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,464 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,467 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 08:54:13,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 08:54:13,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 08:54:13,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 08:54:13,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (1/1) ... [2024-04-04 08:54:13,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 08:54:13,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:13,504 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) [2024-04-04 08:54:13,512 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 [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-04-04 08:54:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-04-04 08:54:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 08:54:13,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 08:54:13,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 08:54:13,552 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 08:54:13,655 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 08:54:13,656 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 08:54:13,911 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 08:54:13,959 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 08:54:13,959 INFO L309 CfgBuilder]: Removed 35 assume(true) statements. [2024-04-04 08:54:13,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 08:54:13 BoogieIcfgContainer [2024-04-04 08:54:13,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 08:54:13,962 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 08:54:13,962 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 08:54:13,964 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 08:54:13,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 08:54:12" (1/3) ... [2024-04-04 08:54:13,965 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@847e83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 08:54:13, skipping insertion in model container [2024-04-04 08:54:13,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 08:54:13" (2/3) ... [2024-04-04 08:54:13,965 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@847e83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 08:54:13, skipping insertion in model container [2024-04-04 08:54:13,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 08:54:13" (3/3) ... [2024-04-04 08:54:13,966 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_72-funloop_hard_racing.i [2024-04-04 08:54:13,971 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 08:54:13,978 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 08:54:13,978 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-04-04 08:54:13,978 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 08:54:14,021 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-04-04 08:54:14,051 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:54:14,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:54:14,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:14,053 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) [2024-04-04 08:54:14,063 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 [2024-04-04 08:54:14,083 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:54:14,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:14,092 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:54:14,102 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:54:14,102 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-04-04 08:54:14,138 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 08:54:14,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:14,139 INFO L85 PathProgramCache]: Analyzing trace with hash 700882477, now seen corresponding path program 1 times [2024-04-04 08:54:14,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:14,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223088525] [2024-04-04 08:54:14,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:14,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:14,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:14,455 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:14,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:14,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223088525] [2024-04-04 08:54:14,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223088525] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:54:14,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:54:14,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:54:14,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151514153] [2024-04-04 08:54:14,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:54:14,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:54:14,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:14,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:54:14,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:54:14,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:14,483 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:14,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2024-04-04 08:54:14,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:14,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:14,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 08:54:14,530 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 08:54:14,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:14,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1073560970, now seen corresponding path program 1 times [2024-04-04 08:54:14,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:14,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991384554] [2024-04-04 08:54:14,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:14,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:14,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:14,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991384554] [2024-04-04 08:54:14,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991384554] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:14,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761188101] [2024-04-04 08:54:14,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:14,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:14,726 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:14,765 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:14,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 08:54:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:14,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:54:14,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:14,917 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:14,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:14,969 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:14,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761188101] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:14,969 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:14,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:54:14,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855676420] [2024-04-04 08:54:14,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:14,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:54:14,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:14,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:54:14,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:54:14,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:14,972 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:14,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 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) [2024-04-04 08:54:14,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:14,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:15,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:15,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:15,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:15,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-04-04 08:54:15,268 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 08:54:15,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:15,269 INFO L85 PathProgramCache]: Analyzing trace with hash 870645974, now seen corresponding path program 2 times [2024-04-04 08:54:15,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:15,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914748692] [2024-04-04 08:54:15,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:15,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:15,396 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:15,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:15,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914748692] [2024-04-04 08:54:15,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914748692] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:15,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155270180] [2024-04-04 08:54:15,397 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:15,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:15,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:15,404 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:15,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 08:54:15,492 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:15,492 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:15,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:54:15,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:15,535 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:15,536 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:15,604 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:15,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155270180] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:15,605 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:15,605 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:54:15,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717207187] [2024-04-04 08:54:15,605 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:15,606 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:54:15,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:15,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:54:15,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:54:15,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:15,607 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:15,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 4.5) internal successors, (81), 18 states have internal predecessors, (81), 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) [2024-04-04 08:54:15,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:15,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:15,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:15,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:15,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:15,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:15,985 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 08:54:15,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:15,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1644696982, now seen corresponding path program 3 times [2024-04-04 08:54:15,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:15,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132028158] [2024-04-04 08:54:15,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:15,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:16,251 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:16,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:16,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132028158] [2024-04-04 08:54:16,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132028158] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:16,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910999870] [2024-04-04 08:54:16,252 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:54:16,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:16,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:16,266 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:16,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 08:54:16,374 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-04-04 08:54:16,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:16,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-04 08:54:16,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:16,447 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:16,447 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 08:54:16,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910999870] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:16,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:16,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2024-04-04 08:54:16,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415676065] [2024-04-04 08:54:16,599 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:16,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 08:54:16,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:16,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 08:54:16,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 08:54:16,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:16,602 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:16,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.173913043478261) internal successors, (96), 23 states have internal predecessors, (96), 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) [2024-04-04 08:54:16,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:16,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:16,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:16,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:16,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:17,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:17,043 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-04-04 08:54:17,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:17,044 INFO L85 PathProgramCache]: Analyzing trace with hash -1535464883, now seen corresponding path program 4 times [2024-04-04 08:54:17,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:17,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712069792] [2024-04-04 08:54:17,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:17,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:17,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 08:54:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:17,121 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 08:54:17,121 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 08:54:17,121 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 5 remaining) [2024-04-04 08:54:17,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-04-04 08:54:17,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2024-04-04 08:54:17,123 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2024-04-04 08:54:17,124 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2024-04-04 08:54:17,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-04 08:54:17,132 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1] [2024-04-04 08:54:17,134 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 08:54:17,134 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-04-04 08:54:17,167 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-04 08:54:17,173 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:54:17,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:54:17,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:17,174 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 08:54:17,181 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:54:17,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:17,181 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:54:17,181 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:54:17,181 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-04-04 08:54:17,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2024-04-04 08:54:17,217 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 08:54:17,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:17,217 INFO L85 PathProgramCache]: Analyzing trace with hash -368786518, now seen corresponding path program 1 times [2024-04-04 08:54:17,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:17,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844738177] [2024-04-04 08:54:17,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:17,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:17,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:17,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844738177] [2024-04-04 08:54:17,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844738177] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:54:17,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:54:17,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:54:17,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356045807] [2024-04-04 08:54:17,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:54:17,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:54:17,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:17,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:54:17,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:54:17,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:17,259 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:17,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 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) [2024-04-04 08:54:17,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:17,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:17,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-04 08:54:17,292 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 08:54:17,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:17,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1959824080, now seen corresponding path program 1 times [2024-04-04 08:54:17,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:17,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042631455] [2024-04-04 08:54:17,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:17,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:17,348 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:17,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:17,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042631455] [2024-04-04 08:54:17,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042631455] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:17,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997969159] [2024-04-04 08:54:17,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:17,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:17,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:17,351 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:17,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 08:54:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:17,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:54:17,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:17,462 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:17,462 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:17,482 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:17,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [997969159] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:17,482 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:17,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:54:17,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815429916] [2024-04-04 08:54:17,482 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:17,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:54:17,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:17,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:54:17,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:54:17,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:17,483 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:17,483 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 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) [2024-04-04 08:54:17,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:17,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:17,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:17,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:17,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:17,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:17,737 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 08:54:17,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:17,737 INFO L85 PathProgramCache]: Analyzing trace with hash 507978672, now seen corresponding path program 2 times [2024-04-04 08:54:17,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:17,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534529566] [2024-04-04 08:54:17,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:17,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:17,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:17,816 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:17,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:17,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534529566] [2024-04-04 08:54:17,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534529566] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:17,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707044981] [2024-04-04 08:54:17,816 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:17,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:17,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:17,818 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:17,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 08:54:17,924 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:17,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:17,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:54:17,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:17,957 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:18,018 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:18,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1707044981] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:18,019 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:18,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:54:18,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045153556] [2024-04-04 08:54:18,019 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:18,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:54:18,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:18,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:54:18,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:54:18,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:18,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:18,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.277777777777778) internal successors, (95), 18 states have internal predecessors, (95), 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) [2024-04-04 08:54:18,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:18,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:18,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:18,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:18,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:18,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:18,172 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:18,365 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-04-04 08:54:18,366 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 08:54:18,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:18,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1231429808, now seen corresponding path program 3 times [2024-04-04 08:54:18,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:18,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611221963] [2024-04-04 08:54:18,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:18,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:18,576 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:18,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:18,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611221963] [2024-04-04 08:54:18,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611221963] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:18,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1876581231] [2024-04-04 08:54:18,577 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:54:18,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:18,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:18,578 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:18,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 08:54:18,670 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-04 08:54:18,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:18,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:54:18,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:18,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:54:19,053 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-04-04 08:54:19,054 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:19,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-04-04 08:54:19,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1876581231] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:19,179 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:19,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10, 9] total 32 [2024-04-04 08:54:19,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275712710] [2024-04-04 08:54:19,179 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:19,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-04-04 08:54:19,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:19,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-04-04 08:54:19,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=868, Unknown=0, NotChecked=0, Total=992 [2024-04-04 08:54:19,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:19,181 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:19,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 6.28125) internal successors, (201), 32 states have internal predecessors, (201), 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) [2024-04-04 08:54:19,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:19,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:19,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:19,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:19,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:19,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:19,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:19,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-04 08:54:19,770 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:19,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:19,968 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 08:54:19,968 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:19,968 INFO L85 PathProgramCache]: Analyzing trace with hash -712979179, now seen corresponding path program 1 times [2024-04-04 08:54:19,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:19,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481498596] [2024-04-04 08:54:19,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:19,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:20,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:20,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481498596] [2024-04-04 08:54:20,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481498596] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:20,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [174970064] [2024-04-04 08:54:20,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:20,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:20,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:20,217 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:20,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 08:54:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:20,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 08:54:20,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:20,375 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:20,375 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:20,537 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-04-04 08:54:20,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [174970064] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:20,537 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:20,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 23 [2024-04-04 08:54:20,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159812490] [2024-04-04 08:54:20,537 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:20,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 08:54:20,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:20,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 08:54:20,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 08:54:20,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:20,539 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:20,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 4.695652173913044) internal successors, (108), 23 states have internal predecessors, (108), 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) [2024-04-04 08:54:20,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:20,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:20,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:20,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-04 08:54:20,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:20,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:20,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:20,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:20,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-04 08:54:20,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:20,792 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:20,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-04 08:54:20,990 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-04-04 08:54:20,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:20,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1752755861, now seen corresponding path program 2 times [2024-04-04 08:54:20,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:20,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492740111] [2024-04-04 08:54:20,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:20,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:21,011 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 08:54:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:21,041 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 08:54:21,041 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 08:54:21,041 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 6 remaining) [2024-04-04 08:54:21,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2024-04-04 08:54:21,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 6 remaining) [2024-04-04 08:54:21,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2024-04-04 08:54:21,041 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2024-04-04 08:54:21,042 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-04-04 08:54:21,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-04-04 08:54:21,043 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1] [2024-04-04 08:54:21,043 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 08:54:21,044 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-04-04 08:54:21,071 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 08:54:21,075 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:54:21,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:54:21,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:21,076 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 08:54:21,082 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:54:21,082 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:21,082 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:54:21,082 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:54:21,082 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-04 08:54:21,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (11)] Waiting until timeout for monitored process [2024-04-04 08:54:21,115 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:21,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:21,116 INFO L85 PathProgramCache]: Analyzing trace with hash 598061514, now seen corresponding path program 1 times [2024-04-04 08:54:21,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:21,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338906741] [2024-04-04 08:54:21,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:21,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:21,148 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-04-04 08:54:21,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:21,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338906741] [2024-04-04 08:54:21,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338906741] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:54:21,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:54:21,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:54:21,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030850881] [2024-04-04 08:54:21,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:54:21,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:54:21,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:21,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:54:21,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:54:21,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:21,150 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:21,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) [2024-04-04 08:54:21,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:21,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:21,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-04-04 08:54:21,210 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:21,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:21,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1195334197, now seen corresponding path program 1 times [2024-04-04 08:54:21,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:21,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430401118] [2024-04-04 08:54:21,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:21,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:21,252 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:21,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:21,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430401118] [2024-04-04 08:54:21,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430401118] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:21,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708567960] [2024-04-04 08:54:21,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:21,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:21,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:21,255 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:21,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-04 08:54:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:21,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:54:21,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:21,381 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:21,381 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:21,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708567960] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:21,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:21,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:54:21,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112445112] [2024-04-04 08:54:21,400 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:21,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:54:21,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:21,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:54:21,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:54:21,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:21,401 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:21,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 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) [2024-04-04 08:54:21,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:21,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:21,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:21,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:21,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:21,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:21,659 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:21,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:21,659 INFO L85 PathProgramCache]: Analyzing trace with hash -500207019, now seen corresponding path program 2 times [2024-04-04 08:54:21,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:21,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680834877] [2024-04-04 08:54:21,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:21,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:21,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:21,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680834877] [2024-04-04 08:54:21,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680834877] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:21,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939711594] [2024-04-04 08:54:21,769 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:21,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:21,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:21,770 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:21,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-04 08:54:21,882 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:21,882 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:21,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:54:21,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:21,908 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:21,908 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:21,964 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:21,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [939711594] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:21,964 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:21,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:54:21,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107757800] [2024-04-04 08:54:21,965 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:21,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:54:21,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:21,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:54:21,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:54:21,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:21,966 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:21,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.111111111111111) internal successors, (110), 18 states have internal predecessors, (110), 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) [2024-04-04 08:54:21,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:21,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:21,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:22,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:22,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:22,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:22,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:22,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-04 08:54:22,306 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:22,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:22,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1267378837, now seen corresponding path program 3 times [2024-04-04 08:54:22,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:22,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237555883] [2024-04-04 08:54:22,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:22,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:22,488 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:22,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:22,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237555883] [2024-04-04 08:54:22,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237555883] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:22,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752006002] [2024-04-04 08:54:22,488 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:54:22,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:22,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:22,489 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:22,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-04 08:54:22,621 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-04 08:54:22,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:22,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:54:22,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:22,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:54:23,004 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-04-04 08:54:23,004 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:23,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-04-04 08:54:23,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [752006002] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:23,150 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:23,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10, 9] total 32 [2024-04-04 08:54:23,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523559181] [2024-04-04 08:54:23,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:23,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-04-04 08:54:23,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:23,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-04-04 08:54:23,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=868, Unknown=0, NotChecked=0, Total=992 [2024-04-04 08:54:23,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:23,152 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:23,152 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 8.0) internal successors, (256), 32 states have internal predecessors, (256), 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) [2024-04-04 08:54:23,152 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:23,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:23,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:23,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:23,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:23,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:23,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:23,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-04 08:54:23,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:23,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-04 08:54:23,980 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:23,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:23,981 INFO L85 PathProgramCache]: Analyzing trace with hash -624715901, now seen corresponding path program 1 times [2024-04-04 08:54:23,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:23,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611847748] [2024-04-04 08:54:23,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:23,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:24,180 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:24,181 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:24,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611847748] [2024-04-04 08:54:24,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611847748] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:24,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368481622] [2024-04-04 08:54:24,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:24,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:24,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:24,182 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:24,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-04 08:54:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:24,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 08:54:24,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:24,357 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:24,357 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:24,531 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-04-04 08:54:24,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368481622] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:24,531 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:24,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 23 [2024-04-04 08:54:24,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748004437] [2024-04-04 08:54:24,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:24,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 08:54:24,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:24,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 08:54:24,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 08:54:24,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:24,533 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:24,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.3478260869565215) internal successors, (123), 23 states have internal predecessors, (123), 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) [2024-04-04 08:54:24,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:24,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:24,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:24,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-04 08:54:24,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:24,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:24,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:24,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:24,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-04 08:54:24,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:24,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:24,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-04 08:54:24,988 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:24,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:24,989 INFO L85 PathProgramCache]: Analyzing trace with hash -64027805, now seen corresponding path program 2 times [2024-04-04 08:54:24,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:24,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970756164] [2024-04-04 08:54:24,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:24,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:25,648 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-04-04 08:54:25,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:25,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970756164] [2024-04-04 08:54:25,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970756164] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:25,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360662571] [2024-04-04 08:54:25,649 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:25,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:25,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:25,650 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:25,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-04 08:54:25,779 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:25,779 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:25,781 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:54:25,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:25,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:54:26,009 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-04-04 08:54:26,010 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:26,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:26,158 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-04-04 08:54:26,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360662571] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:26,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:26,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 9] total 26 [2024-04-04 08:54:26,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787459205] [2024-04-04 08:54:26,159 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:26,159 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-04 08:54:26,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:26,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-04 08:54:26,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=571, Unknown=0, NotChecked=0, Total=650 [2024-04-04 08:54:26,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:26,160 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:26,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 8.153846153846153) internal successors, (212), 26 states have internal predecessors, (212), 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) [2024-04-04 08:54:26,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:26,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:26,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:26,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-04 08:54:26,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:26,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 08:54:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:26,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:26,498 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:26,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-04-04 08:54:26,694 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:26,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:26,694 INFO L85 PathProgramCache]: Analyzing trace with hash -2137989880, now seen corresponding path program 1 times [2024-04-04 08:54:26,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:26,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524173024] [2024-04-04 08:54:26,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:26,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:27,175 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-04-04 08:54:27,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:27,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524173024] [2024-04-04 08:54:27,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524173024] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:27,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007019239] [2024-04-04 08:54:27,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:27,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:27,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:27,176 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:27,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-04 08:54:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:27,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:54:27,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:27,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:54:27,596 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-04-04 08:54:27,596 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:27,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:27,723 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 25 proven. 15 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-04-04 08:54:27,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007019239] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:27,724 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:27,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 9] total 26 [2024-04-04 08:54:27,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865453776] [2024-04-04 08:54:27,724 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:27,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-04 08:54:27,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:27,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-04 08:54:27,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=571, Unknown=0, NotChecked=0, Total=650 [2024-04-04 08:54:27,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:27,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:27,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 9.076923076923077) internal successors, (236), 26 states have internal predecessors, (236), 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) [2024-04-04 08:54:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 08:54:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:27,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 08:54:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:27,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-04-04 08:54:28,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-04 08:54:28,173 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-04 08:54:28,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:28,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1993793129, now seen corresponding path program 1 times [2024-04-04 08:54:28,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:28,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573990029] [2024-04-04 08:54:28,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:28,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:28,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 08:54:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:28,207 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 08:54:28,207 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 08:54:28,207 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 7 remaining) [2024-04-04 08:54:28,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-04-04 08:54:28,207 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2024-04-04 08:54:28,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2024-04-04 08:54:28,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-04-04 08:54:28,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-04-04 08:54:28,208 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-04-04 08:54:28,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-04-04 08:54:28,208 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1] [2024-04-04 08:54:28,210 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 08:54:28,210 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-04-04 08:54:28,234 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-04-04 08:54:28,239 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:54:28,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:54:28,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:28,240 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 08:54:28,245 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:54:28,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:28,245 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:54:28,245 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:54:28,245 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-04-04 08:54:28,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Waiting until timeout for monitored process [2024-04-04 08:54:28,283 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:28,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:28,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1194040010, now seen corresponding path program 1 times [2024-04-04 08:54:28,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:28,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307341911] [2024-04-04 08:54:28,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:28,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-04-04 08:54:28,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:28,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307341911] [2024-04-04 08:54:28,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307341911] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:54:28,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:54:28,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:54:28,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525843811] [2024-04-04 08:54:28,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:54:28,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:54:28,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:28,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:54:28,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:54:28,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:28,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:28,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2024-04-04 08:54:28,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:28,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:28,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-04-04 08:54:28,390 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:28,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:28,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1156516566, now seen corresponding path program 1 times [2024-04-04 08:54:28,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:28,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507110990] [2024-04-04 08:54:28,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:28,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:28,463 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:28,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:28,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507110990] [2024-04-04 08:54:28,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507110990] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:28,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9309941] [2024-04-04 08:54:28,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:28,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:28,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:28,466 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:28,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-04 08:54:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:28,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:54:28,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:28,638 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:28,638 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:28,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [9309941] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:28,655 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:28,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:54:28,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503762148] [2024-04-04 08:54:28,655 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:28,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:54:28,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:28,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:54:28,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:54:28,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:28,656 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:28,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 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) [2024-04-04 08:54:28,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:28,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:28,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:28,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:28,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:28,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-04 08:54:28,920 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:28,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:28,920 INFO L85 PathProgramCache]: Analyzing trace with hash -2005481558, now seen corresponding path program 2 times [2024-04-04 08:54:28,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:28,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327999863] [2024-04-04 08:54:28,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:28,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:29,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:29,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327999863] [2024-04-04 08:54:29,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327999863] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:29,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611848862] [2024-04-04 08:54:29,016 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:29,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:29,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:29,017 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:29,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-04 08:54:29,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:29,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:29,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:54:29,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:29,206 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:29,207 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:29,272 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:29,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611848862] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:29,273 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:29,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:54:29,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383026009] [2024-04-04 08:54:29,273 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:29,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:54:29,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:29,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:54:29,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:54:29,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:29,274 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:29,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.5) internal successors, (135), 18 states have internal predecessors, (135), 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) [2024-04-04 08:54:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:29,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:29,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:29,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:29,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:29,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:29,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:29,637 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:29,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:29,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1755640662, now seen corresponding path program 3 times [2024-04-04 08:54:29,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:29,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012210165] [2024-04-04 08:54:29,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:29,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:29,870 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:29,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:29,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012210165] [2024-04-04 08:54:29,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012210165] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:29,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [433263199] [2024-04-04 08:54:29,870 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:54:29,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:29,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:29,872 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:29,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-04 08:54:30,024 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-04 08:54:30,024 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:30,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-04 08:54:30,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:30,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:54:30,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:30,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 08:54:30,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:30,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 08:54:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 55 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-04-04 08:54:30,757 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:30,938 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:30,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 08:54:30,944 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:30,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-04-04 08:54:30,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 08:54:31,137 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 55 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-04-04 08:54:31,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [433263199] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:31,137 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:31,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12, 12] total 37 [2024-04-04 08:54:31,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287999591] [2024-04-04 08:54:31,138 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:31,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-04-04 08:54:31,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:31,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-04-04 08:54:31,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=1165, Unknown=5, NotChecked=0, Total=1332 [2024-04-04 08:54:31,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:31,139 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:31,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 9.432432432432432) internal successors, (349), 37 states have internal predecessors, (349), 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) [2024-04-04 08:54:31,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:31,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:31,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:31,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:31,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:31,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:31,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:31,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 08:54:31,948 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:32,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-04-04 08:54:32,144 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:32,144 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:32,144 INFO L85 PathProgramCache]: Analyzing trace with hash -2128885073, now seen corresponding path program 1 times [2024-04-04 08:54:32,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:32,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969923013] [2024-04-04 08:54:32,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:32,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:32,434 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:32,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:32,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969923013] [2024-04-04 08:54:32,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969923013] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:32,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969871777] [2024-04-04 08:54:32,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:32,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:32,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:32,436 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:32,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-04 08:54:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:32,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 08:54:32,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:32,654 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-04-04 08:54:32,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969871777] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:32,791 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:32,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 23 [2024-04-04 08:54:32,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760587703] [2024-04-04 08:54:32,792 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:32,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 08:54:32,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:32,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 08:54:32,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 08:54:32,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:32,793 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:32,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 6.434782608695652) internal successors, (148), 23 states have internal predecessors, (148), 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) [2024-04-04 08:54:32,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:32,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:32,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:32,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 08:54:32,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:33,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:33,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:33,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:33,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 08:54:33,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:33,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:33,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:33,236 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:33,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:33,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1394231343, now seen corresponding path program 2 times [2024-04-04 08:54:33,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:33,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715412713] [2024-04-04 08:54:33,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:33,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-04-04 08:54:33,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:33,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715412713] [2024-04-04 08:54:33,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715412713] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:33,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [195367473] [2024-04-04 08:54:33,606 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:33,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:33,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:33,607 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:33,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-04-04 08:54:33,784 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:33,785 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:33,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:54:33,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:34,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:54:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 55 proven. 5 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:54:34,151 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:34,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:34,276 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 55 proven. 5 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:54:34,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [195367473] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:34,276 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:34,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 9] total 26 [2024-04-04 08:54:34,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439830089] [2024-04-04 08:54:34,277 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:34,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-04 08:54:34,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:34,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-04 08:54:34,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2024-04-04 08:54:34,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:34,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:34,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 9.923076923076923) internal successors, (258), 26 states have internal predecessors, (258), 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) [2024-04-04 08:54:34,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:34,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:34,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:34,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 08:54:34,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:34,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:34,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:34,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:34,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:34,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:34,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:34,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:54:34,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:35,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-04-04 08:54:35,030 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:35,030 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:35,030 INFO L85 PathProgramCache]: Analyzing trace with hash 2146101693, now seen corresponding path program 1 times [2024-04-04 08:54:35,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:35,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352067747] [2024-04-04 08:54:35,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:35,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 15 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:54:35,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:35,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352067747] [2024-04-04 08:54:35,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352067747] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:35,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785954684] [2024-04-04 08:54:35,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:35,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:35,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:35,551 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:35,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-04-04 08:54:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:35,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 29 conjunts are in the unsatisfiable core [2024-04-04 08:54:35,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:35,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:54:36,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:36,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:54:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:36,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:54:36,312 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 45 proven. 15 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:54:36,313 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:36,358 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1270 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_1270) |c_~#cache~0.base|) (+ (* |c_t_funThread4of4ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 08:54:36,524 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:36,524 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 08:54:36,529 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:36,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-04-04 08:54:36,533 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 08:54:36,695 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 35 proven. 10 refuted. 0 times theorem prover too weak. 255 trivial. 15 not checked. [2024-04-04 08:54:36,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [785954684] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:36,696 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:36,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12, 12] total 33 [2024-04-04 08:54:36,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250227008] [2024-04-04 08:54:36,696 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:36,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-04-04 08:54:36,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:36,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-04-04 08:54:36,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=859, Unknown=1, NotChecked=60, Total=1056 [2024-04-04 08:54:36,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:36,698 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:36,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 9.030303030303031) internal successors, (298), 33 states have internal predecessors, (298), 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) [2024-04-04 08:54:36,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:36,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:36,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:36,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:36,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:36,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:54:36,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:54:37,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:37,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:37,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-04-04 08:54:37,300 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-04-04 08:54:37,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:37,301 INFO L85 PathProgramCache]: Analyzing trace with hash -2005270274, now seen corresponding path program 1 times [2024-04-04 08:54:37,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:37,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488382148] [2024-04-04 08:54:37,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:37,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:37,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 08:54:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:37,339 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 08:54:37,340 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 8 remaining) [2024-04-04 08:54:37,340 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 8 remaining) [2024-04-04 08:54:37,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-04-04 08:54:37,341 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1] [2024-04-04 08:54:37,341 WARN L233 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 08:54:37,341 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2024-04-04 08:54:37,371 INFO L144 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2024-04-04 08:54:37,374 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:54:37,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:54:37,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:37,375 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 08:54:37,379 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:54:37,379 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:37,379 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:54:37,380 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:54:37,380 INFO L358 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2024-04-04 08:54:37,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (25)] Waiting until timeout for monitored process [2024-04-04 08:54:37,444 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:37,444 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:37,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1601781207, now seen corresponding path program 1 times [2024-04-04 08:54:37,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:37,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267294441] [2024-04-04 08:54:37,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:37,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2024-04-04 08:54:37,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:37,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267294441] [2024-04-04 08:54:37,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267294441] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:54:37,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:54:37,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:54:37,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778923051] [2024-04-04 08:54:37,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:54:37,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:54:37,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:37,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:54:37,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:54:37,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:37,502 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:37,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2024-04-04 08:54:37,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:37,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:37,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-04-04 08:54:37,619 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:37,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:37,620 INFO L85 PathProgramCache]: Analyzing trace with hash 906566645, now seen corresponding path program 1 times [2024-04-04 08:54:37,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:37,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752805837] [2024-04-04 08:54:37,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:37,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:37,673 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:37,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:37,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752805837] [2024-04-04 08:54:37,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752805837] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:37,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1484818693] [2024-04-04 08:54:37,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:37,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:37,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:37,675 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:37,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-04-04 08:54:37,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:37,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:54:37,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:37,933 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:37,933 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:37,951 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:37,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1484818693] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:37,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:37,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:54:37,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215968209] [2024-04-04 08:54:37,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:37,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:54:37,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:37,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:54:37,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:54:37,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:37,952 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:37,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.9) internal successors, (159), 10 states have internal predecessors, (159), 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) [2024-04-04 08:54:37,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:37,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:38,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:38,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:38,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:38,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-04-04 08:54:38,228 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:38,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:38,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1260418475, now seen corresponding path program 2 times [2024-04-04 08:54:38,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:38,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612131518] [2024-04-04 08:54:38,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:38,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:38,351 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:38,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:38,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612131518] [2024-04-04 08:54:38,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612131518] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:38,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96449869] [2024-04-04 08:54:38,352 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:38,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:38,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:38,370 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:38,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-04-04 08:54:38,635 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:38,635 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:38,638 INFO L262 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:54:38,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:38,662 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:38,662 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:38,716 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:38,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [96449869] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:38,717 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:38,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:54:38,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189407412] [2024-04-04 08:54:38,717 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:38,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:54:38,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:38,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:54:38,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:54:38,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:38,718 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:38,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 9.944444444444445) internal successors, (179), 18 states have internal predecessors, (179), 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) [2024-04-04 08:54:38,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:38,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:38,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:38,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:38,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:38,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:38,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:39,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:39,124 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:39,124 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:39,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1702297365, now seen corresponding path program 3 times [2024-04-04 08:54:39,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:39,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794690301] [2024-04-04 08:54:39,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:39,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:39,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:39,367 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:39,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:39,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794690301] [2024-04-04 08:54:39,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794690301] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:39,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294685242] [2024-04-04 08:54:39,368 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:54:39,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:39,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:39,369 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:39,370 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-04-04 08:54:39,693 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-04-04 08:54:39,694 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:39,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 33 conjunts are in the unsatisfiable core [2024-04-04 08:54:39,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:40,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:54:40,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:40,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 08:54:40,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:40,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 08:54:40,438 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 95 proven. 5 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-04-04 08:54:40,438 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:40,542 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1674 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_1674) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 08:54:40,557 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:40,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 08:54:40,562 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:40,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-04-04 08:54:40,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 08:54:40,764 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 80 proven. 5 refuted. 0 times theorem prover too weak. 137 trivial. 15 not checked. [2024-04-04 08:54:40,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [294685242] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:40,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:40,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12, 12] total 37 [2024-04-04 08:54:40,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454812864] [2024-04-04 08:54:40,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:40,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-04-04 08:54:40,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:40,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-04-04 08:54:40,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=1101, Unknown=4, NotChecked=68, Total=1332 [2024-04-04 08:54:40,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:40,767 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:40,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 10.621621621621621) internal successors, (393), 37 states have internal predecessors, (393), 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) [2024-04-04 08:54:40,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:40,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:40,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:40,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:41,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:41,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:41,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:41,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:41,756 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-04-04 08:54:41,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:41,956 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:41,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:41,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1030522031, now seen corresponding path program 1 times [2024-04-04 08:54:41,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:41,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254262180] [2024-04-04 08:54:41,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:41,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:42,200 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:42,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:42,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254262180] [2024-04-04 08:54:42,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254262180] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:42,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115502097] [2024-04-04 08:54:42,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:42,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:42,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:42,201 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:42,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-04-04 08:54:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:42,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 08:54:42,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:42,472 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:42,472 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:42,615 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-04-04 08:54:42,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115502097] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:42,616 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:42,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 23 [2024-04-04 08:54:42,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021399172] [2024-04-04 08:54:42,616 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:42,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 08:54:42,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:42,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 08:54:42,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 08:54:42,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:42,617 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:42,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 8.26086956521739) internal successors, (190), 23 states have internal predecessors, (190), 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) [2024-04-04 08:54:42,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:42,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:42,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:42,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:42,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:42,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:42,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:42,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:43,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:43,055 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:43,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:43,056 INFO L85 PathProgramCache]: Analyzing trace with hash 828394063, now seen corresponding path program 2 times [2024-04-04 08:54:43,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:43,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934989080] [2024-04-04 08:54:43,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:43,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-04-04 08:54:43,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:43,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934989080] [2024-04-04 08:54:43,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934989080] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:54:43,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:54:43,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-04 08:54:43,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779931023] [2024-04-04 08:54:43,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:54:43,651 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-04 08:54:43,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:43,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-04 08:54:43,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-04-04 08:54:43,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:43,652 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:43,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 11 states have internal predecessors, (161), 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) [2024-04-04 08:54:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:43,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:43,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:43,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-04-04 08:54:43,941 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:43,941 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:43,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1122362463, now seen corresponding path program 1 times [2024-04-04 08:54:43,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:43,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107067396] [2024-04-04 08:54:43,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:43,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 50 proven. 65 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-04-04 08:54:44,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:44,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107067396] [2024-04-04 08:54:44,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107067396] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:44,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [105454872] [2024-04-04 08:54:44,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:44,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:44,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:44,808 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:44,809 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-04-04 08:54:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:45,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:54:45,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:45,532 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:54:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 65 proven. 50 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-04-04 08:54:45,554 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:45,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:45,883 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 75 proven. 40 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-04-04 08:54:45,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [105454872] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:45,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:45,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 10, 9] total 31 [2024-04-04 08:54:45,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616668829] [2024-04-04 08:54:45,884 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:45,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-04 08:54:45,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:45,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-04 08:54:45,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2024-04-04 08:54:45,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:45,885 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:45,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 14.0) internal successors, (434), 31 states have internal predecessors, (434), 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) [2024-04-04 08:54:45,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:45,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:45,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:45,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:45,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:45,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:45,886 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-04-04 08:54:46,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:46,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:46,951 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:46,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:46,951 INFO L85 PathProgramCache]: Analyzing trace with hash 77453119, now seen corresponding path program 1 times [2024-04-04 08:54:46,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:46,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253592701] [2024-04-04 08:54:46,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:46,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 105 proven. 10 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-04-04 08:54:47,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:47,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253592701] [2024-04-04 08:54:47,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253592701] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:47,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913599748] [2024-04-04 08:54:47,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:47,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:47,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:47,750 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:47,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-04-04 08:54:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:47,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:54:47,991 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:48,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:54:48,248 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:54:48,248 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:48,353 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:48,406 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 85 proven. 15 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:54:48,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [913599748] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:48,406 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:48,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 10, 9] total 31 [2024-04-04 08:54:48,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859791522] [2024-04-04 08:54:48,407 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:48,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-04 08:54:48,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:48,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-04 08:54:48,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=833, Unknown=0, NotChecked=0, Total=930 [2024-04-04 08:54:48,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:48,408 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:48,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 11.612903225806452) internal successors, (360), 31 states have internal predecessors, (360), 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) [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-04-04 08:54:48,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:49,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 08:54:49,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 08:54:49,231 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:49,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-04-04 08:54:49,425 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:49,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:49,426 INFO L85 PathProgramCache]: Analyzing trace with hash 32601087, now seen corresponding path program 1 times [2024-04-04 08:54:49,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:49,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540138088] [2024-04-04 08:54:49,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:49,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:50,158 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:54:50,158 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:50,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540138088] [2024-04-04 08:54:50,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540138088] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:50,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1076002] [2024-04-04 08:54:50,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:50,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:50,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:50,163 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:50,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-04-04 08:54:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:50,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 35 conjunts are in the unsatisfiable core [2024-04-04 08:54:50,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:50,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:54:50,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:50,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:54:50,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:50,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:54:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 85 proven. 15 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:54:50,945 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:50,997 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2204 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_2204) |c_~#cache~0.base|) (+ (* |c_t_funThread4of5ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 08:54:51,018 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2204 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_2204) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 08:54:51,107 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:51,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 08:54:51,115 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:51,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-04-04 08:54:51,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 08:54:51,275 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 40 not checked. [2024-04-04 08:54:51,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1076002] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:51,276 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:51,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12, 12] total 36 [2024-04-04 08:54:51,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765158854] [2024-04-04 08:54:51,276 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:51,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-04-04 08:54:51,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:51,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-04-04 08:54:51,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=993, Unknown=2, NotChecked=130, Total=1260 [2024-04-04 08:54:51,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:51,277 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:51,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 10.5) internal successors, (378), 36 states have internal predecessors, (378), 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) [2024-04-04 08:54:51,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:51,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:51,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:51,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:51,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:51,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:51,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 08:54:51,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 08:54:51,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:52,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 08:54:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 08:54:52,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:52,562 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-04-04 08:54:52,563 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:52,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:52,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1360042307, now seen corresponding path program 1 times [2024-04-04 08:54:52,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:52,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689878684] [2024-04-04 08:54:52,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:52,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:52,976 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:54:52,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:52,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689878684] [2024-04-04 08:54:52,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689878684] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:52,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300905410] [2024-04-04 08:54:52,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:52,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:52,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:52,979 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:52,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-04-04 08:54:53,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:53,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:54:53,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:53,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:54:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 45 proven. 65 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-04-04 08:54:53,687 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:53,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:54:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 75 proven. 35 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-04-04 08:54:53,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300905410] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:53,964 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:53,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 9] total 27 [2024-04-04 08:54:53,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639388718] [2024-04-04 08:54:53,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:53,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 08:54:53,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:53,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 08:54:53,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-04 08:54:53,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:53,965 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:53,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 14.851851851851851) internal successors, (401), 27 states have internal predecessors, (401), 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) [2024-04-04 08:54:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:54:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-04-04 08:54:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-04-04 08:54:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-04-04 08:54:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-04-04 08:54:54,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:54:54,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2024-04-04 08:54:54,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-04-04 08:54:54,681 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-04-04 08:54:54,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:54,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1244947077, now seen corresponding path program 1 times [2024-04-04 08:54:54,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:54,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425030477] [2024-04-04 08:54:54,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:54,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:54,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 08:54:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:54:54,741 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 08:54:54,741 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (7 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 9 remaining) [2024-04-04 08:54:54,742 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 9 remaining) [2024-04-04 08:54:54,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-04-04 08:54:54,743 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1] [2024-04-04 08:54:54,744 WARN L233 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 08:54:54,744 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2024-04-04 08:54:54,777 INFO L144 ThreadInstanceAdder]: Constructed 6 joinOtherThreadTransitions. [2024-04-04 08:54:54,781 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:54:54,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:54:54,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:54,782 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 08:54:54,785 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:54:54,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:54,786 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:54:54,786 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:54:54,786 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-04-04 08:54:54,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (34)] Waiting until timeout for monitored process [2024-04-04 08:54:54,882 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:54:54,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:54,882 INFO L85 PathProgramCache]: Analyzing trace with hash 879549218, now seen corresponding path program 1 times [2024-04-04 08:54:54,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:54,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516073804] [2024-04-04 08:54:54,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:54,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:54,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:54,926 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-04-04 08:54:54,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:54,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516073804] [2024-04-04 08:54:54,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516073804] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:54:54,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:54:54,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:54:54,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289228477] [2024-04-04 08:54:54,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:54:54,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:54:54,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:54,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:54:54,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:54:54,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:54,927 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:54,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) [2024-04-04 08:54:54,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:55,084 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-04-04 08:54:55,084 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:54:55,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:55,085 INFO L85 PathProgramCache]: Analyzing trace with hash -309198185, now seen corresponding path program 1 times [2024-04-04 08:54:55,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:55,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774486603] [2024-04-04 08:54:55,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:55,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:55,185 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:54:55,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:55,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774486603] [2024-04-04 08:54:55,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774486603] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:55,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364937050] [2024-04-04 08:54:55,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:55,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:55,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:55,188 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:55,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-04-04 08:54:55,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:55,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:54:55,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:54:55,476 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:55,496 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:54:55,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364937050] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:55,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:55,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:54:55,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080356597] [2024-04-04 08:54:55,497 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:55,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:54:55,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:55,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:54:55,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:54:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:55,498 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:55,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 20.3) internal successors, (203), 10 states have internal predecessors, (203), 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) [2024-04-04 08:54:55,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:55,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:55,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:55,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:55,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2024-04-04 08:54:55,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-04-04 08:54:55,786 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:54:55,786 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:55,787 INFO L85 PathProgramCache]: Analyzing trace with hash 845749271, now seen corresponding path program 2 times [2024-04-04 08:54:55,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:55,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168527329] [2024-04-04 08:54:55,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:55,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:54:55,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:55,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168527329] [2024-04-04 08:54:55,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168527329] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:55,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95711245] [2024-04-04 08:54:55,895 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:54:55,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:55,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:55,897 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:55,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-04-04 08:54:56,201 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:54:56,202 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:56,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:54:56,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:56,228 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:54:56,229 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:56,299 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:54:56,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95711245] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:56,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:56,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:54:56,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981835371] [2024-04-04 08:54:56,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:56,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:54:56,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:56,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:54:56,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:54:56,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:56,301 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:56,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 12.38888888888889) internal successors, (223), 18 states have internal predecessors, (223), 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) [2024-04-04 08:54:56,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:56,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:56,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:56,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:56,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:56,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:56,489 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2024-04-04 08:54:56,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:56,684 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:54:56,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:56,685 INFO L85 PathProgramCache]: Analyzing trace with hash 236564247, now seen corresponding path program 3 times [2024-04-04 08:54:56,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:56,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872766143] [2024-04-04 08:54:56,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:56,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:54:56,906 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:54:56,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:54:56,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872766143] [2024-04-04 08:54:56,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872766143] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:54:56,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985772569] [2024-04-04 08:54:56,906 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:54:56,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:54:56,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:54:56,907 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:54:56,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-04-04 08:54:57,668 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-04-04 08:54:57,669 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:54:57,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-04 08:54:57,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:54:58,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:54:58,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:58,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 08:54:58,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:54:58,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-04-04 08:54:58,333 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 141 proven. 5 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-04-04 08:54:58,333 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:54:58,472 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:58,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 08:54:58,478 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:54:58,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-04-04 08:54:58,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 08:54:58,672 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 141 proven. 5 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-04-04 08:54:58,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985772569] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:54:58,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:54:58,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12, 12] total 37 [2024-04-04 08:54:58,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360860295] [2024-04-04 08:54:58,673 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:54:58,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-04-04 08:54:58,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:54:58,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-04-04 08:54:58,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=1159, Unknown=11, NotChecked=0, Total=1332 [2024-04-04 08:54:58,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:58,674 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:54:58,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 11.81081081081081) internal successors, (437), 37 states have internal predecessors, (437), 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) [2024-04-04 08:54:58,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:58,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:58,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:58,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:54:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:54:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:54:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:54:59,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:54:59,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2024-04-04 08:54:59,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2024-04-04 08:54:59,849 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:54:59,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:54:59,849 INFO L85 PathProgramCache]: Analyzing trace with hash 705816712, now seen corresponding path program 1 times [2024-04-04 08:54:59,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:54:59,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634393114] [2024-04-04 08:54:59,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:54:59,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:54:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:00,098 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:55:00,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:00,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634393114] [2024-04-04 08:55:00,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634393114] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:00,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747769829] [2024-04-04 08:55:00,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:00,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:00,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:00,099 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:00,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-04-04 08:55:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:00,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 08:55:00,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:55:00,442 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:00,584 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-04-04 08:55:00,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747769829] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:00,584 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:00,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 23 [2024-04-04 08:55:00,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603846648] [2024-04-04 08:55:00,585 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:00,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 08:55:00,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:00,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 08:55:00,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 08:55:00,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:00,586 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:00,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 10.304347826086957) internal successors, (237), 23 states have internal predecessors, (237), 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) [2024-04-04 08:55:00,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:00,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:00,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:00,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:00,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:00,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:00,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:00,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:00,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:00,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:00,881 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2024-04-04 08:55:01,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:01,076 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:01,076 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:01,077 INFO L85 PathProgramCache]: Analyzing trace with hash 272802312, now seen corresponding path program 2 times [2024-04-04 08:55:01,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:01,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437737998] [2024-04-04 08:55:01,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:01,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 101 proven. 5 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-04 08:55:01,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:01,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437737998] [2024-04-04 08:55:01,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437737998] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:01,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1445983438] [2024-04-04 08:55:01,671 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:55:01,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:01,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:01,672 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:01,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-04-04 08:55:02,006 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:55:02,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:55:02,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:55:02,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:02,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:02,217 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 101 proven. 5 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-04 08:55:02,217 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:02,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:55:02,322 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 101 proven. 5 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-04 08:55:02,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1445983438] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:02,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:02,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 9] total 26 [2024-04-04 08:55:02,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145127287] [2024-04-04 08:55:02,322 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:02,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-04 08:55:02,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:02,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-04 08:55:02,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=557, Unknown=0, NotChecked=0, Total=650 [2024-04-04 08:55:02,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:02,323 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:02,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 12.807692307692308) internal successors, (333), 26 states have internal predecessors, (333), 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) [2024-04-04 08:55:02,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:02,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:02,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:02,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:02,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:02,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:02,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:02,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:03,050 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2024-04-04 08:55:03,051 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:03,051 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:03,051 INFO L85 PathProgramCache]: Analyzing trace with hash 370425860, now seen corresponding path program 1 times [2024-04-04 08:55:03,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:03,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435472879] [2024-04-04 08:55:03,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:03,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:03,708 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2024-04-04 08:55:03,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:03,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435472879] [2024-04-04 08:55:03,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435472879] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:55:03,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:55:03,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-04 08:55:03,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834733188] [2024-04-04 08:55:03,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:55:03,709 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-04 08:55:03,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:03,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-04 08:55:03,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-04-04 08:55:03,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:03,710 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:03,710 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 17.181818181818183) internal successors, (189), 11 states have internal predecessors, (189), 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) [2024-04-04 08:55:03,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:03,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:03,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:03,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:03,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:03,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:03,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:04,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:04,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-04-04 08:55:04,091 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:04,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:04,091 INFO L85 PathProgramCache]: Analyzing trace with hash -698615587, now seen corresponding path program 1 times [2024-04-04 08:55:04,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:04,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387101114] [2024-04-04 08:55:04,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:04,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:06,103 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 90 proven. 96 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-04-04 08:55:06,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:06,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387101114] [2024-04-04 08:55:06,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387101114] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:06,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33796872] [2024-04-04 08:55:06,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:06,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:06,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:06,113 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:06,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-04-04 08:55:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:06,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:55:06,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:07,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:55:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 146 proven. 10 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:55:07,138 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:07,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2024-04-04 08:55:07,479 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 141 proven. 15 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:55:07,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33796872] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:07,479 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:07,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 10, 9] total 45 [2024-04-04 08:55:07,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919194281] [2024-04-04 08:55:07,479 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:07,480 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-04-04 08:55:07,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:07,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-04-04 08:55:07,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1833, Unknown=0, NotChecked=0, Total=1980 [2024-04-04 08:55:07,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:07,481 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:07,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 11.244444444444444) internal successors, (506), 45 states have internal predecessors, (506), 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) [2024-04-04 08:55:07,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:07,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:07,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:07,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:07,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:07,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:07,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:07,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:09,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:09,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:09,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:09,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 08:55:09,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:10,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:10,174 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:10,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:10,175 INFO L85 PathProgramCache]: Analyzing trace with hash -672720256, now seen corresponding path program 1 times [2024-04-04 08:55:10,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:10,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481754455] [2024-04-04 08:55:10,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:10,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:11,040 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 126 proven. 50 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-04-04 08:55:11,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:11,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481754455] [2024-04-04 08:55:11,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481754455] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:11,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [428022616] [2024-04-04 08:55:11,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:11,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:11,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:11,041 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:11,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-04-04 08:55:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:11,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 31 conjunts are in the unsatisfiable core [2024-04-04 08:55:11,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:11,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:11,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:11,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:55:11,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:11,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:55:11,888 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-04-04 08:55:11,888 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:12,031 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3526 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_3526) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 08:55:12,101 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:55:12,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 08:55:12,106 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:55:12,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-04-04 08:55:12,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 08:55:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 106 proven. 5 refuted. 0 times theorem prover too weak. 275 trivial. 35 not checked. [2024-04-04 08:55:12,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [428022616] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:12,280 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:12,280 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12, 12] total 36 [2024-04-04 08:55:12,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855829501] [2024-04-04 08:55:12,280 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:12,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-04-04 08:55:12,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:12,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-04-04 08:55:12,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=1048, Unknown=8, NotChecked=66, Total=1260 [2024-04-04 08:55:12,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:12,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:12,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 11.055555555555555) internal successors, (398), 36 states have internal predecessors, (398), 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) [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 08:55:12,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:13,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 08:55:13,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:13,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2024-04-04 08:55:14,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2024-04-04 08:55:14,075 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:14,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:14,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1375090395, now seen corresponding path program 1 times [2024-04-04 08:55:14,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:14,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972458224] [2024-04-04 08:55:14,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:14,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:14,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:14,484 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 141 proven. 20 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:55:14,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:14,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972458224] [2024-04-04 08:55:14,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972458224] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:14,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [99813889] [2024-04-04 08:55:14,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:14,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:14,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:14,486 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:14,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-04-04 08:55:14,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:14,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:55:14,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:15,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 116 proven. 45 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:55:15,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:15,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:55:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 141 proven. 20 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:55:15,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [99813889] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:15,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:15,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 9] total 27 [2024-04-04 08:55:15,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535632408] [2024-04-04 08:55:15,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:15,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 08:55:15,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:15,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 08:55:15,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=614, Unknown=0, NotChecked=0, Total=702 [2024-04-04 08:55:15,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:15,422 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:15,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.074074074074073) internal successors, (434), 27 states have internal predecessors, (434), 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) [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:15,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:15,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:15,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:15,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:16,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2024-04-04 08:55:16,079 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:16,079 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:16,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1396044319, now seen corresponding path program 1 times [2024-04-04 08:55:16,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:16,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938347430] [2024-04-04 08:55:16,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:16,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 131 proven. 35 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:55:16,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:16,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938347430] [2024-04-04 08:55:16,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938347430] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:16,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019170843] [2024-04-04 08:55:16,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:16,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:16,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:16,411 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:16,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-04-04 08:55:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:16,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 34 conjunts are in the unsatisfiable core [2024-04-04 08:55:16,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:17,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:55:17,397 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 91 proven. 75 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:55:17,397 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:17,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:55:17,643 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 131 proven. 35 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:55:17,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1019170843] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:17,643 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:17,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 9] total 27 [2024-04-04 08:55:17,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473753963] [2024-04-04 08:55:17,643 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:17,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 08:55:17,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:17,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 08:55:17,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=608, Unknown=0, NotChecked=0, Total=702 [2024-04-04 08:55:17,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:17,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:17,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 15.444444444444445) internal successors, (417), 27 states have internal predecessors, (417), 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) [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:17,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:18,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:18,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:55:18,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:18,530 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48,43 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:18,530 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:18,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:18,531 INFO L85 PathProgramCache]: Analyzing trace with hash -762435814, now seen corresponding path program 1 times [2024-04-04 08:55:18,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:18,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355364366] [2024-04-04 08:55:18,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:18,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:19,291 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 95 proven. 61 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:55:19,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:19,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355364366] [2024-04-04 08:55:19,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355364366] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:19,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736684316] [2024-04-04 08:55:19,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:19,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:19,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:19,293 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:19,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-04-04 08:55:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:19,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:55:19,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:20,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:20,078 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 121 proven. 50 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-04-04 08:55:20,078 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:20,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:55:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 131 proven. 40 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-04-04 08:55:20,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736684316] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:20,366 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:20,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 10, 9] total 35 [2024-04-04 08:55:20,366 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822897673] [2024-04-04 08:55:20,366 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:20,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-04-04 08:55:20,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:20,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-04-04 08:55:20,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2024-04-04 08:55:20,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:20,368 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:20,368 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 13.714285714285714) internal successors, (480), 35 states have internal predecessors, (480), 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) [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:20,368 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:20,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:55:20,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:21,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:21,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:21,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:21,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:21,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:21,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:21,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:21,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2024-04-04 08:55:21,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:21,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:21,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:55:21,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:21,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:21,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-04-04 08:55:21,847 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:21,847 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:21,847 INFO L85 PathProgramCache]: Analyzing trace with hash 742268639, now seen corresponding path program 1 times [2024-04-04 08:55:21,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:21,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426862890] [2024-04-04 08:55:21,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:21,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:22,172 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 141 proven. 15 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:55:22,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:22,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426862890] [2024-04-04 08:55:22,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426862890] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:22,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884290679] [2024-04-04 08:55:22,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:22,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:22,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:22,174 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:22,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2024-04-04 08:55:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:22,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 34 conjunts are in the unsatisfiable core [2024-04-04 08:55:22,495 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:23,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:55:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 121 proven. 35 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:55:23,239 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:23,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2024-04-04 08:55:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 131 proven. 25 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:55:23,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884290679] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:23,483 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:23,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 9] total 27 [2024-04-04 08:55:23,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671777890] [2024-04-04 08:55:23,483 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:23,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 08:55:23,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:23,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 08:55:23,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=605, Unknown=0, NotChecked=0, Total=702 [2024-04-04 08:55:23,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:23,485 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:23,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 15.296296296296296) internal successors, (413), 27 states have internal predecessors, (413), 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) [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:23,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:55:23,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:23,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:55:23,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2024-04-04 08:55:24,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,45 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:24,130 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-04-04 08:55:24,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:24,131 INFO L85 PathProgramCache]: Analyzing trace with hash 855758243, now seen corresponding path program 1 times [2024-04-04 08:55:24,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:24,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618919331] [2024-04-04 08:55:24,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:24,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:55:24,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 08:55:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:55:24,199 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 08:55:24,199 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 08:55:24,199 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 10 remaining) [2024-04-04 08:55:24,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (8 of 10 remaining) [2024-04-04 08:55:24,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 10 remaining) [2024-04-04 08:55:24,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 10 remaining) [2024-04-04 08:55:24,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 10 remaining) [2024-04-04 08:55:24,199 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 10 remaining) [2024-04-04 08:55:24,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 10 remaining) [2024-04-04 08:55:24,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 10 remaining) [2024-04-04 08:55:24,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 10 remaining) [2024-04-04 08:55:24,200 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 10 remaining) [2024-04-04 08:55:24,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-04-04 08:55:24,201 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-04 08:55:24,201 WARN L233 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 08:55:24,201 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2024-04-04 08:55:24,230 INFO L144 ThreadInstanceAdder]: Constructed 7 joinOtherThreadTransitions. [2024-04-04 08:55:24,234 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:55:24,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:55:24,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:24,235 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 08:55:24,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (46)] Waiting until timeout for monitored process [2024-04-04 08:55:24,238 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:55:24,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:24,238 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:55:24,238 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:55:24,238 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-04-04 08:55:24,419 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:24,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:24,419 INFO L85 PathProgramCache]: Analyzing trace with hash 141764636, now seen corresponding path program 1 times [2024-04-04 08:55:24,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:24,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362329248] [2024-04-04 08:55:24,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:24,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2024-04-04 08:55:24,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:24,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362329248] [2024-04-04 08:55:24,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362329248] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:55:24,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:55:24,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:55:24,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691511581] [2024-04-04 08:55:24,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:55:24,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:55:24,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:24,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:55:24,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:55:24,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:24,473 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:24,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.666666666666664) internal successors, (152), 3 states have internal predecessors, (152), 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) [2024-04-04 08:55:24,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:24,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:24,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-04-04 08:55:24,700 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:24,700 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:24,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1987018939, now seen corresponding path program 1 times [2024-04-04 08:55:24,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:24,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315364424] [2024-04-04 08:55:24,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:24,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:24,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:24,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315364424] [2024-04-04 08:55:24,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315364424] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:24,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1359873071] [2024-04-04 08:55:24,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:24,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:24,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:24,781 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:24,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2024-04-04 08:55:25,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:25,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:55:25,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:25,241 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:25,261 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:25,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1359873071] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:25,261 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:25,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:55:25,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291126655] [2024-04-04 08:55:25,261 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:25,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:55:25,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:25,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:55:25,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:55:25,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:25,262 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:25,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 24.7) internal successors, (247), 10 states have internal predecessors, (247), 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) [2024-04-04 08:55:25,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:25,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:25,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:25,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:25,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Ended with exit code 0 [2024-04-04 08:55:25,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:25,585 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:25,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:25,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1310761317, now seen corresponding path program 2 times [2024-04-04 08:55:25,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:25,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549239476] [2024-04-04 08:55:25,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:25,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:25,714 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:25,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:25,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549239476] [2024-04-04 08:55:25,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549239476] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:25,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [426844408] [2024-04-04 08:55:25,714 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:55:25,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:25,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:25,715 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:25,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-04-04 08:55:26,093 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:55:26,093 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:55:26,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:55:26,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:26,122 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:26,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [426844408] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:26,180 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:26,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:55:26,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222040068] [2024-04-04 08:55:26,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:26,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:55:26,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:26,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:55:26,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:55:26,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:26,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:26,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 14.833333333333334) internal successors, (267), 18 states have internal predecessors, (267), 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) [2024-04-04 08:55:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:26,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:26,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:26,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:26,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:26,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2024-04-04 08:55:26,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:26,579 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:26,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:26,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1531866533, now seen corresponding path program 3 times [2024-04-04 08:55:26,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:26,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914804541] [2024-04-04 08:55:26,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:26,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:26,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:26,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914804541] [2024-04-04 08:55:26,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914804541] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:26,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066128084] [2024-04-04 08:55:26,823 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:55:26,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:26,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:26,824 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:26,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2024-04-04 08:55:29,943 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-04-04 08:55:29,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:55:29,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 67 conjunts are in the unsatisfiable core [2024-04-04 08:55:29,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:30,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:30,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:30,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:55:30,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:30,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:55:30,711 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-04 08:55:30,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 11 [2024-04-04 08:55:31,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:55:31,772 INFO L349 Elim1Store]: treesize reduction 20, result has 37.5 percent of original size [2024-04-04 08:55:31,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 27 [2024-04-04 08:55:31,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:31,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-04-04 08:55:31,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:31,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-04-04 08:55:32,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:32,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:32,054 INFO L349 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2024-04-04 08:55:32,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 36 [2024-04-04 08:55:32,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:32,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2024-04-04 08:55:32,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:32,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 38 [2024-04-04 08:55:32,662 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 191 proven. 35 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-04 08:55:32,662 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:32,731 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_4712 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_4712) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| 4 (* 28 |c_t_funThread7of7ForFork0_~i~0#1|))) 0))) is different from false [2024-04-04 08:55:33,253 INFO L349 Elim1Store]: treesize reduction 27, result has 43.8 percent of original size [2024-04-04 08:55:33,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 58 [2024-04-04 08:55:33,265 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:55:33,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 115 treesize of output 131 [2024-04-04 08:55:33,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2024-04-04 08:55:33,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 78 [2024-04-04 08:55:33,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:55:33,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:55:33,351 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:55:33,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 81 treesize of output 85 [2024-04-04 08:55:34,608 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:55:34,608 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 08:55:34,617 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:55:34,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 38 [2024-04-04 08:55:34,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 08:55:34,765 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 157 proven. 69 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-04-04 08:55:34,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066128084] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:34,765 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:34,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 23, 23] total 59 [2024-04-04 08:55:34,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122613687] [2024-04-04 08:55:34,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:34,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-04-04 08:55:34,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:34,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-04-04 08:55:34,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=399, Invalid=2895, Unknown=16, NotChecked=112, Total=3422 [2024-04-04 08:55:34,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:34,767 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:34,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 13.779661016949152) internal successors, (813), 59 states have internal predecessors, (813), 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) [2024-04-04 08:55:34,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:34,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:34,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:34,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:37,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:37,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:37,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:37,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-04 08:55:37,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2024-04-04 08:55:37,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2024-04-04 08:55:37,549 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:37,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:37,549 INFO L85 PathProgramCache]: Analyzing trace with hash 788582943, now seen corresponding path program 1 times [2024-04-04 08:55:37,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:37,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127131214] [2024-04-04 08:55:37,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:37,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:37,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:37,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127131214] [2024-04-04 08:55:37,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127131214] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:37,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [168843002] [2024-04-04 08:55:37,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:37,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:37,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:37,841 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:37,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2024-04-04 08:55:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:38,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 798 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 08:55:38,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:38,304 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:38,445 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2024-04-04 08:55:38,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [168843002] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:38,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:38,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 23 [2024-04-04 08:55:38,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789052061] [2024-04-04 08:55:38,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:38,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 08:55:38,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:38,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 08:55:38,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 08:55:38,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:38,447 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:38,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 12.173913043478262) internal successors, (280), 23 states have internal predecessors, (280), 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) [2024-04-04 08:55:38,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:38,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:38,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:38,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-04 08:55:38,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:38,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:38,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:38,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:38,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-04-04 08:55:38,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:38,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:38,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2024-04-04 08:55:38,990 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:38,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:38,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1166815295, now seen corresponding path program 2 times [2024-04-04 08:55:38,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:38,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8628308] [2024-04-04 08:55:38,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:38,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:40,037 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2024-04-04 08:55:40,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:40,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8628308] [2024-04-04 08:55:40,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8628308] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:55:40,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:55:40,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-04-04 08:55:40,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241794650] [2024-04-04 08:55:40,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:55:40,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-04-04 08:55:40,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:40,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-04-04 08:55:40,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-04-04 08:55:40,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:40,038 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:40,038 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 20.071428571428573) internal successors, (281), 14 states have internal predecessors, (281), 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) [2024-04-04 08:55:40,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-04-04 08:55:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:40,039 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-04-04 08:55:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:40,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-04-04 08:55:40,866 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:40,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:40,867 INFO L85 PathProgramCache]: Analyzing trace with hash 2135733999, now seen corresponding path program 1 times [2024-04-04 08:55:40,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:40,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169581681] [2024-04-04 08:55:40,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:40,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 171 proven. 10 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-04-04 08:55:41,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:41,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169581681] [2024-04-04 08:55:41,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169581681] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:41,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [377308971] [2024-04-04 08:55:41,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:41,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:41,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:41,803 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:41,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2024-04-04 08:55:42,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:42,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:55:42,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:42,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:42,530 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 171 proven. 5 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-04-04 08:55:42,530 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:42,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:55:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 171 proven. 5 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-04-04 08:55:42,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [377308971] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:42,676 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:42,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 9] total 29 [2024-04-04 08:55:42,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113853160] [2024-04-04 08:55:42,676 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:42,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-04-04 08:55:42,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:42,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-04-04 08:55:42,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2024-04-04 08:55:42,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:42,677 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:42,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 14.724137931034482) internal successors, (427), 29 states have internal predecessors, (427), 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) [2024-04-04 08:55:42,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:42,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:42,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:42,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-04-04 08:55:42,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:42,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:42,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-04 08:55:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:44,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:44,031 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2024-04-04 08:55:44,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2024-04-04 08:55:44,226 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:44,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:44,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1152550354, now seen corresponding path program 1 times [2024-04-04 08:55:44,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:44,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593189812] [2024-04-04 08:55:44,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:44,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:44,889 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 175 proven. 15 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-04-04 08:55:44,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:44,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593189812] [2024-04-04 08:55:44,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593189812] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:44,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620852207] [2024-04-04 08:55:44,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:44,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:44,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:44,891 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:44,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2024-04-04 08:55:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:45,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:55:45,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:45,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:45,775 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 200 proven. 10 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-04-04 08:55:45,776 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:45,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2024-04-04 08:55:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2024-04-04 08:55:46,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620852207] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:46,039 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:46,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 9] total 26 [2024-04-04 08:55:46,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84168672] [2024-04-04 08:55:46,039 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:46,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-04-04 08:55:46,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:46,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-04-04 08:55:46,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=578, Unknown=0, NotChecked=0, Total=650 [2024-04-04 08:55:46,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:46,040 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:46,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 18.346153846153847) internal successors, (477), 26 states have internal predecessors, (477), 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) [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:46,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:47,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:47,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Ended with exit code 0 [2024-04-04 08:55:47,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2024-04-04 08:55:47,688 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:47,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:47,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1828277365, now seen corresponding path program 1 times [2024-04-04 08:55:47,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:47,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966930902] [2024-04-04 08:55:47,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:47,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:48,620 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 144 proven. 96 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-04-04 08:55:48,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:48,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966930902] [2024-04-04 08:55:48,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966930902] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:48,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627336690] [2024-04-04 08:55:48,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:48,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:48,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:48,621 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:48,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2024-04-04 08:55:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:49,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:55:49,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:49,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:49,464 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-04-04 08:55:49,464 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:49,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:55:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-04-04 08:55:49,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627336690] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:49,647 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:49,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 10, 9] total 36 [2024-04-04 08:55:49,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318157916] [2024-04-04 08:55:49,647 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:49,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-04-04 08:55:49,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:49,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-04-04 08:55:49,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=1147, Unknown=0, NotChecked=0, Total=1260 [2024-04-04 08:55:49,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:49,649 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:49,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 15.5) internal successors, (558), 36 states have internal predecessors, (558), 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) [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:49,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:51,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:55:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:51,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:51,193 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:51,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,53 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:51,393 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:51,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:51,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1168848476, now seen corresponding path program 1 times [2024-04-04 08:55:51,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:51,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271190780] [2024-04-04 08:55:51,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:51,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 195 proven. 20 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-04-04 08:55:51,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:51,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271190780] [2024-04-04 08:55:51,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271190780] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:51,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005893782] [2024-04-04 08:55:51,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:51,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:51,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:51,878 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:51,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-04-04 08:55:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:52,294 INFO L262 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 08:55:52,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:52,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:55:52,690 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 170 proven. 45 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-04-04 08:55:52,690 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:55:52,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:55:52,902 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 195 proven. 20 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-04-04 08:55:52,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005893782] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:55:52,902 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:55:52,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 9] total 27 [2024-04-04 08:55:52,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247735689] [2024-04-04 08:55:52,903 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:55:52,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 08:55:52,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:55:52,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 08:55:52,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=614, Unknown=0, NotChecked=0, Total=702 [2024-04-04 08:55:52,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:52,904 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:55:52,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.62962962962963) internal successors, (449), 27 states have internal predecessors, (449), 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) [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-04 08:55:52,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:55:53,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-04-04 08:55:53,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:55:53,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2024-04-04 08:55:53,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,54 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:53,831 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:55:53,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:55:53,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1758158926, now seen corresponding path program 1 times [2024-04-04 08:55:53,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:55:53,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789964887] [2024-04-04 08:55:53,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:53,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:55:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:54,501 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 164 proven. 66 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:55:54,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:55:54,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789964887] [2024-04-04 08:55:54,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789964887] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:55:54,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1359738215] [2024-04-04 08:55:54,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:55:54,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:55:54,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:55:54,503 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:55:54,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2024-04-04 08:55:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:55:54,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 41 conjunts are in the unsatisfiable core [2024-04-04 08:55:54,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:55:55,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:55:55,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:55:55,880 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-04-04 08:55:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 191 proven. 39 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-04-04 08:55:56,080 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:56:08,388 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:08,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2024-04-04 08:56:08,393 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:08,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-04-04 08:56:08,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:56:08,405 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:08,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 24 [2024-04-04 08:56:08,633 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 185 proven. 35 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-04-04 08:56:08,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1359738215] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:56:08,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:56:08,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 12] total 42 [2024-04-04 08:56:08,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362200845] [2024-04-04 08:56:08,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:56:08,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-04 08:56:08,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:56:08,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-04 08:56:08,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=1534, Unknown=6, NotChecked=0, Total=1722 [2024-04-04 08:56:08,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:08,636 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:56:08,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 12.095238095238095) internal successors, (508), 42 states have internal predecessors, (508), 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) [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:56:08,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-04-04 08:56:08,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:08,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:09,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:09,859 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Ended with exit code 0 [2024-04-04 08:56:10,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,55 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:10,060 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:56:10,060 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:56:10,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1512932875, now seen corresponding path program 1 times [2024-04-04 08:56:10,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:56:10,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881490428] [2024-04-04 08:56:10,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:10,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:56:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 105 proven. 130 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:56:10,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:56:10,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881490428] [2024-04-04 08:56:10,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881490428] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:56:10,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27493583] [2024-04-04 08:56:10,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:10,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:10,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:56:10,786 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:56:10,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2024-04-04 08:56:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:11,231 INFO L262 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 41 conjunts are in the unsatisfiable core [2024-04-04 08:56:11,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:56:11,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:56:12,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:56:12,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-04-04 08:56:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 137 proven. 98 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-04-04 08:56:12,711 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:56:25,055 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:25,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2024-04-04 08:56:25,062 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:25,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-04-04 08:56:25,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:56:25,077 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:25,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 24 [2024-04-04 08:56:25,307 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 160 proven. 65 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:56:25,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27493583] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:56:25,307 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:56:25,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 12] total 42 [2024-04-04 08:56:25,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830324477] [2024-04-04 08:56:25,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:56:25,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-04 08:56:25,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:56:25,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-04 08:56:25,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=184, Invalid=1532, Unknown=6, NotChecked=0, Total=1722 [2024-04-04 08:56:25,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:25,309 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:56:25,309 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 13.19047619047619) internal successors, (554), 42 states have internal predecessors, (554), 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) [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:56:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 08:56:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:26,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:26,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:26,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:26,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:56:26,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:26,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:26,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:26,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:56:26,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 08:56:26,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:26,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:26,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:26,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Forceful destruction successful, exit code 0 [2024-04-04 08:56:26,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2024-04-04 08:56:26,519 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:56:26,519 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:56:26,520 INFO L85 PathProgramCache]: Analyzing trace with hash 595562646, now seen corresponding path program 1 times [2024-04-04 08:56:26,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:56:26,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838171431] [2024-04-04 08:56:26,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:26,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:56:26,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 185 proven. 35 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-04-04 08:56:26,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:56:26,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838171431] [2024-04-04 08:56:26,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838171431] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:56:26,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1178565380] [2024-04-04 08:56:26,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:26,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:26,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:56:26,895 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:56:26,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-04-04 08:56:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:27,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-04 08:56:27,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:56:27,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:56:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 145 proven. 75 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-04-04 08:56:27,835 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:56:27,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:56:28,099 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 185 proven. 35 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-04-04 08:56:28,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1178565380] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:56:28,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:56:28,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12, 9] total 27 [2024-04-04 08:56:28,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807953862] [2024-04-04 08:56:28,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:56:28,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 08:56:28,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:56:28,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 08:56:28,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=620, Unknown=0, NotChecked=0, Total=702 [2024-04-04 08:56:28,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:28,101 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:56:28,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 15.962962962962964) internal successors, (431), 27 states have internal predecessors, (431), 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) [2024-04-04 08:56:28,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:28,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:28,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:29,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:29,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:29,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:29,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-04-04 08:56:29,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:29,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 08:56:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:29,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:56:29,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Ended with exit code 0 [2024-04-04 08:56:29,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,57 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:29,254 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:56:29,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:56:29,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1135005866, now seen corresponding path program 1 times [2024-04-04 08:56:29,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:56:29,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607225661] [2024-04-04 08:56:29,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:29,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:56:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:29,667 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-04-04 08:56:29,667 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:56:29,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607225661] [2024-04-04 08:56:29,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607225661] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:56:29,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477604850] [2024-04-04 08:56:29,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:29,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:29,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:56:29,669 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:56:29,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2024-04-04 08:56:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:30,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 08:56:30,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:56:30,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:56:30,605 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 175 proven. 50 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:56:30,605 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:56:30,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2024-04-04 08:56:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 185 proven. 40 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:56:30,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477604850] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:56:30,890 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:56:30,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 9] total 27 [2024-04-04 08:56:30,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913346045] [2024-04-04 08:56:30,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:56:30,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-04-04 08:56:30,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:56:30,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-04-04 08:56:30,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=627, Unknown=0, NotChecked=0, Total=702 [2024-04-04 08:56:30,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:30,891 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:56:30,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 16.962962962962962) internal successors, (458), 27 states have internal predecessors, (458), 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) [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:56:30,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:31,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:31,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:56:31,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:56:31,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2024-04-04 08:56:32,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,58 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:32,040 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:56:32,040 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:56:32,040 INFO L85 PathProgramCache]: Analyzing trace with hash 924656902, now seen corresponding path program 1 times [2024-04-04 08:56:32,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:56:32,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100625378] [2024-04-04 08:56:32,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:32,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:56:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:32,682 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 154 proven. 66 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-04-04 08:56:32,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:56:32,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100625378] [2024-04-04 08:56:32,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100625378] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:56:32,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932355807] [2024-04-04 08:56:32,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:32,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:32,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:56:32,683 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:56:32,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2024-04-04 08:56:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:33,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-04 08:56:33,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:56:33,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:56:34,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:56:34,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-04-04 08:56:34,342 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 154 proven. 66 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-04-04 08:56:34,342 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:56:46,644 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:46,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2024-04-04 08:56:46,650 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:46,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-04-04 08:56:46,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:56:46,669 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:56:46,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 24 [2024-04-04 08:56:46,923 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 165 proven. 50 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2024-04-04 08:56:46,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1932355807] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:56:46,923 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:56:46,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 12] total 41 [2024-04-04 08:56:46,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125729051] [2024-04-04 08:56:46,924 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:56:46,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-04-04 08:56:46,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:56:46,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-04-04 08:56:46,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=1433, Unknown=6, NotChecked=0, Total=1640 [2024-04-04 08:56:46,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:46,925 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:56:46,926 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 11.75609756097561) internal successors, (482), 41 states have internal predecessors, (482), 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) [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:56:46,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:56:47,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:56:47,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:56:47,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:56:47,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 08:56:47,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:56:47,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:56:47,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:56:47,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 08:56:48,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Ended with exit code 0 [2024-04-04 08:56:48,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2024-04-04 08:56:48,198 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:56:48,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:56:48,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1299871125, now seen corresponding path program 1 times [2024-04-04 08:56:48,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:56:48,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042299226] [2024-04-04 08:56:48,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:48,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:56:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:48,824 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 100 proven. 125 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:56:48,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:56:48,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042299226] [2024-04-04 08:56:48,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042299226] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:56:48,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890274397] [2024-04-04 08:56:48,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:56:48,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:56:48,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:56:48,826 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:56:48,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Waiting until timeout for monitored process [2024-04-04 08:56:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:56:49,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-04 08:56:49,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:56:50,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:56:50,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:56:50,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-04-04 08:56:50,698 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 100 proven. 125 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-04-04 08:56:50,698 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:57:02,968 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:57:02,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 26 [2024-04-04 08:57:02,973 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:57:02,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 30 [2024-04-04 08:57:02,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:57:02,986 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:57:02,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 24 [2024-04-04 08:57:03,209 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 126 proven. 94 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-04-04 08:57:03,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890274397] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:57:03,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:57:03,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 12] total 41 [2024-04-04 08:57:03,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921018708] [2024-04-04 08:57:03,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:57:03,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-04-04 08:57:03,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:57:03,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-04-04 08:57:03,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1432, Unknown=6, NotChecked=0, Total=1640 [2024-04-04 08:57:03,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:03,211 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:57:03,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 12.829268292682928) internal successors, (526), 41 states have internal predecessors, (526), 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) [2024-04-04 08:57:03,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-04-04 08:57:03,212 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:04,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:57:04,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:57:04,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:57:04,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 08:57:04,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-04-04 08:57:04,168 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Ended with exit code 0 [2024-04-04 08:57:04,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable67 [2024-04-04 08:57:04,362 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 8 more)] === [2024-04-04 08:57:04,362 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:57:04,363 INFO L85 PathProgramCache]: Analyzing trace with hash 260589196, now seen corresponding path program 1 times [2024-04-04 08:57:04,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:57:04,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142360337] [2024-04-04 08:57:04,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:57:04,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:57:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:57:04,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 08:57:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 08:57:04,418 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 08:57:04,418 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (9 of 11 remaining) [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 11 remaining) [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 11 remaining) [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 11 remaining) [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 11 remaining) [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 11 remaining) [2024-04-04 08:57:04,418 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 11 remaining) [2024-04-04 08:57:04,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 11 remaining) [2024-04-04 08:57:04,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 11 remaining) [2024-04-04 08:57:04,419 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 11 remaining) [2024-04-04 08:57:04,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-04-04 08:57:04,419 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-04 08:57:04,420 WARN L233 ceAbstractionStarter]: 7 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 08:57:04,420 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 8 thread instances. [2024-04-04 08:57:04,457 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-04-04 08:57:04,461 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 08:57:04,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 08:57:04,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:57:04,462 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 08:57:04,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (61)] Waiting until timeout for monitored process [2024-04-04 08:57:04,484 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 08:57:04,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:57:04,484 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 08:57:04,484 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;@3582f988, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 08:57:04,484 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-04-04 08:57:04,733 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 08:57:04,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:57:04,734 INFO L85 PathProgramCache]: Analyzing trace with hash -857728578, now seen corresponding path program 1 times [2024-04-04 08:57:04,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:57:04,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167034833] [2024-04-04 08:57:04,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:57:04,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:57:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:57:04,800 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2024-04-04 08:57:04,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:57:04,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167034833] [2024-04-04 08:57:04,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167034833] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 08:57:04,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 08:57:04,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 08:57:04,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913252585] [2024-04-04 08:57:04,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 08:57:04,801 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 08:57:04,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:57:04,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 08:57:04,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 08:57:04,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:04,802 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:57:04,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 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) [2024-04-04 08:57:04,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:05,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:57:05,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-04-04 08:57:05,173 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 08:57:05,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:57:05,174 INFO L85 PathProgramCache]: Analyzing trace with hash -56031683, now seen corresponding path program 1 times [2024-04-04 08:57:05,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:57:05,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829954885] [2024-04-04 08:57:05,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:57:05,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:57:05,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:57:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 08:57:05,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:57:05,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829954885] [2024-04-04 08:57:05,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829954885] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:57:05,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1092229115] [2024-04-04 08:57:05,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:57:05,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:57:05,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:57:05,269 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:57:05,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2024-04-04 08:57:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:57:05,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 4 conjunts are in the unsatisfiable core [2024-04-04 08:57:05,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:57:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 08:57:05,779 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:57:05,811 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 08:57:05,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1092229115] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:57:05,811 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:57:05,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-04-04 08:57:05,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530693881] [2024-04-04 08:57:05,811 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:57:05,812 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-04-04 08:57:05,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:57:05,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-04-04 08:57:05,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-04-04 08:57:05,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:05,812 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:57:05,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 29.1) internal successors, (291), 10 states have internal predecessors, (291), 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) [2024-04-04 08:57:05,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:57:05,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:05,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:57:05,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:57:05,985 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Ended with exit code 0 [2024-04-04 08:57:06,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,62 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:57:06,180 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 08:57:06,180 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:57:06,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1251200323, now seen corresponding path program 2 times [2024-04-04 08:57:06,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:57:06,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545227999] [2024-04-04 08:57:06,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:57:06,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:57:06,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:57:06,335 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 08:57:06,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:57:06,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545227999] [2024-04-04 08:57:06,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545227999] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:57:06,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576551841] [2024-04-04 08:57:06,335 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 08:57:06,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:57:06,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:57:06,337 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:57:06,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-04-04 08:57:06,827 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 08:57:06,828 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:57:06,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 08:57:06,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:57:06,874 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 08:57:06,874 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:57:06,942 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 08:57:06,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576551841] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 08:57:06,943 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 08:57:06,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-04-04 08:57:06,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139856999] [2024-04-04 08:57:06,943 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 08:57:06,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-04-04 08:57:06,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 08:57:06,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-04-04 08:57:06,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-04-04 08:57:06,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:06,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 08:57:06,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 17.27777777777778) internal successors, (311), 18 states have internal predecessors, (311), 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) [2024-04-04 08:57:06,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:57:06,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:57:06,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 08:57:07,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 08:57:07,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 08:57:07,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 08:57:07,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2024-04-04 08:57:07,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,63 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:57:07,404 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 08:57:07,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 08:57:07,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1485722691, now seen corresponding path program 3 times [2024-04-04 08:57:07,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 08:57:07,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381180520] [2024-04-04 08:57:07,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 08:57:07,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 08:57:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 08:57:07,709 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 08:57:07,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 08:57:07,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381180520] [2024-04-04 08:57:07,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381180520] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 08:57:07,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [494692039] [2024-04-04 08:57:07,710 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 08:57:07,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 08:57:07,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 08:57:07,711 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 08:57:07,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-04-04 08:57:10,426 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-04 08:57:10,427 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 08:57:10,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 122 conjunts are in the unsatisfiable core [2024-04-04 08:57:10,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 08:57:11,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-04 08:57:11,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:11,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:57:11,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:11,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-04 08:57:11,394 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-04 08:57:11,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 11 [2024-04-04 08:57:12,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 08:57:12,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:12,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 23 [2024-04-04 08:57:12,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:12,634 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-04-04 08:57:12,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:12,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-04-04 08:57:12,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:12,884 INFO L349 Elim1Store]: treesize reduction 34, result has 49.3 percent of original size [2024-04-04 08:57:12,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 48 [2024-04-04 08:57:13,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:13,280 INFO L349 Elim1Store]: treesize reduction 21, result has 30.0 percent of original size [2024-04-04 08:57:13,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 62 [2024-04-04 08:57:13,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:13,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 45 [2024-04-04 08:57:14,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:14,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 23 [2024-04-04 08:57:14,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:14,641 INFO L349 Elim1Store]: treesize reduction 42, result has 37.3 percent of original size [2024-04-04 08:57:14,642 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 43 [2024-04-04 08:57:20,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:20,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-04-04 08:57:21,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:21,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-04-04 08:57:21,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:21,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:21,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:21,181 INFO L349 Elim1Store]: treesize reduction 40, result has 48.7 percent of original size [2024-04-04 08:57:21,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 56 [2024-04-04 08:57:21,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:21,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 130 [2024-04-04 08:57:22,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:22,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 155 treesize of output 130 [2024-04-04 08:57:23,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:23,835 INFO L349 Elim1Store]: treesize reduction 22, result has 38.9 percent of original size [2024-04-04 08:57:23,836 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 39 [2024-04-04 08:57:24,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:24,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:24,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:24,671 INFO L349 Elim1Store]: treesize reduction 64, result has 37.3 percent of original size [2024-04-04 08:57:24,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 59 [2024-04-04 08:57:30,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:30,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-04-04 08:57:31,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 32 [2024-04-04 08:57:31,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:31,334 INFO L349 Elim1Store]: treesize reduction 42, result has 48.8 percent of original size [2024-04-04 08:57:31,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 68 [2024-04-04 08:57:32,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:32,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 167 [2024-04-04 08:57:32,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 08:57:32,908 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 167 [2024-04-04 08:57:34,234 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 157 proven. 170 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-04-04 08:57:34,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 08:57:34,358 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7240 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) (+ (* |c_t_funThread8of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 08:57:35,724 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7240 (Array Int Int))) (let ((.cse5 (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse2 (select (store .cse5 |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|)) (.cse3 (+ (* |c_t_funThread7of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4))) (let ((.cse0 (store .cse2 .cse3 1)) (.cse1 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse0 .cse1) 0)) (not (= (select .cse2 .cse3) 0)) (not (= (select (select (store (let ((.cse4 (store .cse5 |c_~#cache~0.base| (store .cse0 .cse1 1)))) (store .cse4 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse4 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| 4)) 0))))))) is different from false [2024-04-04 08:57:38,615 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse7 (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|)) (.cse8 (+ (* |c_t_funThread6of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4))) (let ((.cse5 (store .cse7 .cse8 1)) (.cse6 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse10 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse5 .cse6 1)))) (let ((.cse1 (store (select (store .cse10 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) (let ((.cse9 (select (store (store .cse10 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse1) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|)) (.cse4 (+ |c_~#cache~0.offset| 4))) (let ((.cse2 (store .cse9 .cse4 1)) (.cse3 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select (select (store (let ((.cse0 (store (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse1) |c_~#cache~0.base| (store .cse2 .cse3 1)))) (store .cse0 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse0 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse4) 0)) (not (= (select .cse5 .cse6) 0)) (not (= (select .cse7 .cse8) 0)) (not (= (select .cse9 .cse4) 0)) (not (= (select .cse2 .cse3) 0)))))))))) is different from false [2024-04-04 08:57:39,163 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (|v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse3 (store |c_#pthreadsMutex| |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse0 (select (store .cse3 |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|)) (.cse1 (+ (* |c_t_funThread6of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4))) (let ((.cse9 (store .cse0 .cse1 1)) (.cse10 (+ |v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (let ((.cse11 (store .cse3 |c_~#cache~0.base| (store .cse9 .cse10 1)))) (let ((.cse4 (store (select (store .cse11 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) (let ((.cse8 (select (store (store .cse11 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse4) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|)) (.cse7 (+ |c_~#cache~0.offset| 4))) (let ((.cse5 (store .cse8 .cse7 1)) (.cse6 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse0 .cse1) 0)) (not (= (select (select (store (let ((.cse2 (store (store .cse3 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse4) |c_~#cache~0.base| (store .cse5 .cse6 1)))) (store .cse2 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse2 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse7) 0)) (not (= (select .cse8 .cse7) 0)) (not (= (select .cse9 .cse10) 0)) (not (= (select .cse5 .cse6) 0))))))))))) is different from false [2024-04-04 08:57:39,484 WARN L854 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7221 (Array Int Int)) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (|v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse5 (store |c_#pthreadsMutex| |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7221) |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0)))) (let ((.cse2 (select (store .cse5 |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|)) (.cse3 (+ (* |c_t_funThread6of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4))) (let ((.cse9 (store .cse2 .cse3 1)) (.cse10 (+ |v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (let ((.cse11 (store .cse5 |c_~#cache~0.base| (store .cse9 .cse10 1)))) (let ((.cse6 (store (select (store .cse11 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) (let ((.cse0 (select (store (store .cse11 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse6) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|)) (.cse1 (+ |c_~#cache~0.offset| 4))) (let ((.cse7 (store .cse0 .cse1 1)) (.cse8 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse0 .cse1) 0)) (not (= (select .cse2 .cse3) 0)) (not (= (select (select (store (let ((.cse4 (store (store .cse5 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse6) |c_~#cache~0.base| (store .cse7 .cse8 1)))) (store .cse4 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse4 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse1) 0)) (not (= (select .cse7 .cse8) 0)) (not (= (select .cse9 .cse10) 0))))))))))) is different from false [2024-04-04 08:57:45,842 INFO L349 Elim1Store]: treesize reduction 54, result has 43.2 percent of original size [2024-04-04 08:57:45,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 1912 treesize of output 760 [2024-04-04 08:57:48,963 INFO L349 Elim1Store]: treesize reduction 40, result has 50.0 percent of original size [2024-04-04 08:57:48,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 3890 treesize of output 3747 [2024-04-04 08:57:49,839 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:57:49,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 3275838 treesize of output 3252904 [2024-04-04 08:57:50,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11018 treesize of output 10506 [2024-04-04 08:57:51,431 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-04-04 08:57:51,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10603 treesize of output 10539 [2024-04-04 08:57:51,645 INFO L349 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2024-04-04 08:57:51,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 11606 treesize of output 11498 [2024-04-04 08:57:51,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8044 treesize of output 7788 [2024-04-04 08:57:52,181 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-04-04 08:57:52,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 192 treesize of output 176 [2024-04-04 08:57:52,369 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-04-04 08:57:52,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1420 treesize of output 1356 [2024-04-04 08:57:54,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:57:54,933 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:57:54,957 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:57:54,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 21 [2024-04-04 08:57:55,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 08:57:56,707 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 08:57:56,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 0 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 136 case distinctions, treesize of input 1049 treesize of output 2005 [2024-04-04 09:01:02,948 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 09:01:02,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 09:01:02,952 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 09:01:02,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 31 [2024-04-04 09:01:02,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2024-04-04 09:01:02,960 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 09:01:02,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 24 [2024-04-04 09:01:02,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:01:02,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2024-04-04 09:01:07,258 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 110 proven. 200 refuted. 6 times theorem prover too weak. 142 trivial. 1 not checked. [2024-04-04 09:01:07,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [494692039] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:01:07,258 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:01:07,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 42, 39] total 94 [2024-04-04 09:01:07,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605008620] [2024-04-04 09:01:07,259 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:01:07,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-04-04 09:01:07,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:01:07,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-04-04 09:01:07,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=750, Invalid=6979, Unknown=123, NotChecked=890, Total=8742 [2024-04-04 09:01:07,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:01:07,262 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:01:07,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 10.606382978723405) internal successors, (997), 94 states have internal predecessors, (997), 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) [2024-04-04 09:01:07,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:01:07,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:01:07,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:01:07,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:01:13,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:20,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:22,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:23,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:25,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:27,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:30,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:32,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:34,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:37,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:47,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:49,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:51,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:53,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:56,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:01:58,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:01,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:03,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:05,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:07,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:09,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:12,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:14,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:17,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:19,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:21,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:23,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:26,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:02:30,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:33,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:38,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:40,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:42,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:44,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:46,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:48,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:50,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:52,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:54,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:56,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:02:58,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:00,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:02,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:04,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:06,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:08,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:09,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:11,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:14,071 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:16,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:20,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:22,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:24,856 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse12 (select |c_#pthreadsMutex| 4))) (let ((.cse45 (select .cse12 4))) (let ((.cse10 (= .cse45 0)) (.cse9 (exists ((|t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (<= 28 |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse12 (+ |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1)))) (.cse11 (= .cse45 1)) (.cse19 (select |c_#pthreadsMutex| |c_~#cache~0.base|)) (.cse5 (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) (.cse7 (+ |c_~#cache~0.offset| 4)) (.cse3 (+ (* |c_t_funThread7of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) (.cse8 (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (and (= |c_t_funThread5of8ForFork0_cache_entry_addref_#in~entry#1.base| 4) (forall ((v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse6 (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse8 0)))) (let ((.cse2 (select (store .cse6 |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse0 (store .cse2 .cse3 1)) (.cse1 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse0 .cse1) 0)) (not (= (select .cse2 .cse3) 0)) (not (= (select (select (store (let ((.cse4 (store .cse6 |c_~#cache~0.base| (store .cse0 .cse1 1)))) (store .cse4 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse4 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse7) 0))))))) (or (and .cse9 (or .cse10 (and (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int)) (= (select (select |c_#pthreadsMutex| |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0)) .cse11))) (and (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse12 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0) (<= 28 |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset|))) .cse11)) (or (and .cse11 (let ((.cse13 (exists ((|t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse12 (+ |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0) (not (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset|)))))) (or (and .cse13 .cse9) (and (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse12 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 0)))) (exists ((|t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (<= 28 |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse12 (+ |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0) (not (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset|))))) (and .cse13 (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse12 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|)) (<= 28 |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse12 (+ |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 0)))))))) (and .cse10 (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse12 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|)) (<= 28 |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse12 (+ |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1))) (not (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 0)))) (= |c_t_funThread6of8ForFork0_~i~0#1| 0) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse20 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse21 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse19 .cse20 1)))) (let ((.cse15 (store (select (store .cse21 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse8 0))) (let ((.cse18 (select (store (store .cse21 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse15) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse16 (store .cse18 .cse3 1)) (.cse17 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select (select (store (let ((.cse14 (store (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse15) |c_~#cache~0.base| (store .cse16 .cse17 1)))) (store .cse14 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse14 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse7) 0)) (not (= (select .cse16 .cse17) 0)) (not (= 0 (select .cse18 .cse3))) (not (= (select .cse19 .cse20) 0))))))))) (not (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset|)) (or (and (or .cse10 .cse11) .cse9) (and (exists ((v_prenex_3 Int)) (and (= (select .cse12 (+ v_prenex_3 4)) 0) (<= 28 v_prenex_3))) .cse11)) (= |c_t_funThread6of8ForFork0_cache_entry_addref_~entry#1.offset| 0) (<= 0 |c_t_funThread1of8ForFork0_~i~0#1|) (= |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| 4) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (let ((.cse28 (select |c_#pthreadsMutex| |c_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|)) (.cse29 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (or (forall ((v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse26 (let ((.cse27 (store |c_#pthreadsMutex| |c_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| (store .cse28 .cse29 1)))) (store .cse27 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse27 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse8 0))))) (let ((.cse24 (select (store .cse26 |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse22 (store .cse24 .cse3 1)) (.cse23 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse22 .cse23) 0)) (not (= (select .cse24 .cse3) 0)) (not (= (select (select (store (let ((.cse25 (store .cse26 |c_~#cache~0.base| (store .cse22 .cse23 1)))) (store .cse25 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse25 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse7) 0))))))) (not (= (select .cse28 .cse29) 0))))) (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| 4) (= |c_t_funThread5of8ForFork0_~i~0#1| 0) (= |c_t_funThread3of8ForFork0_cache_entry_addref_#in~entry#1.base| 4) (= |c_t_funThread6of8ForFork0_cache_entry_addref_#in~entry#1.offset| 0) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse35 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse36 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse19 .cse35 1)))) (let ((.cse34 (store (select (store .cse36 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse8 0))) (let ((.cse30 (select (store (store .cse36 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse34) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse31 (store .cse30 .cse7 1)) (.cse32 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse30 .cse7) 0)) (not (= (select .cse31 .cse32) 0)) (not (= (select (select (store (let ((.cse33 (store (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse34) |c_~#cache~0.base| (store .cse31 .cse32 1)))) (store .cse33 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse33 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse7) 0)) (not (= (select .cse19 .cse35) 0))))))))) (= |c_~#cache~0.offset| 0) (<= 1 |c_t_funThread1of8ForFork0_~i~0#1|) (= |c_t_funThread5of8ForFork0_cache_entry_addref_~entry#1.base| 4) (= |c_t_funThread7of8ForFork0_~i~0#1| 0) (<= |c_~#__global_lock~0.base| 3) (= |c_t_funThread5of8ForFork0_cache_entry_addref_~entry#1.offset| 0) (= |c_t_funThread5of8ForFork0_cache_entry_addref_#in~entry#1.offset| 0) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse42 (select |c_#pthreadsMutex| |c_t_funThread2of8ForFork0_cache_entry_addref_#in~entry#1.base|)) (.cse43 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse38 (let ((.cse44 (store |c_#pthreadsMutex| |c_t_funThread2of8ForFork0_cache_entry_addref_#in~entry#1.base| (store .cse42 .cse43 1)))) (store .cse44 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse44 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse8 0))))) (let ((.cse41 (select (store .cse38 |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse39 (store .cse41 .cse3 1)) (.cse40 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select (select (store (let ((.cse37 (store .cse38 |c_~#cache~0.base| (store .cse39 .cse40 1)))) (store .cse37 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse37 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse7) 0)) (not (= (select .cse41 .cse3) 0)) (not (= (select .cse39 .cse40) 0)) (not (= (select .cse42 .cse43) 0)))))))) (= |c_~#cache~0.base| 4) (= |c_t_funThread6of8ForFork0_cache_entry_addref_~entry#1.base| 4) (= |c_t_funThread6of8ForFork0_cache_entry_addref_#in~entry#1.base| 4))))) is different from true [2024-04-04 09:03:39,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:50,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:52,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:54,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:56,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:03:58,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:04:00,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-04-04 09:04:03,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:05,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:14,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:17,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:19,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:22,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:27,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:30,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:32,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:34,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:37,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:39,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.52s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:41,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:44,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:46,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:49,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:51,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:53,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:56,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:04:58,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:01,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:04,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:06,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:08,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:11,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:13,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:15,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:17,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:19,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:22,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:24,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:27,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-04-04 09:05:29,874 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse23 (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) (.cse18 (+ (* |c_t_funThread6of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) (.cse8 (+ |c_~#cache~0.offset| 4)) (.cse5 (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) (.cse9 (+ (* |c_t_funThread8of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) (.cse1 (select |c_#pthreadsMutex| 4))) (and (let ((.cse0 (exists ((|t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (= (select .cse1 (+ |t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0)))) (or (and .cse0 (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse1 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 0)) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|)) (<= 28 |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse1 (+ |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|)) (= (select .cse1 (+ |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset|)) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 0))))) (and (exists ((|t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (not (= |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 0)) (<= 28 |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse1 (+ |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|)) (= (select .cse1 (+ |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1))) .cse0) (and .cse0 (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse1 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|)) (<= 28 |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse1 (+ |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 0))))) (and (exists ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (|t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (= (select .cse1 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 0)) (= (select .cse1 (+ |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 1) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset|)) (not (= |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 0)))) (exists ((|t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (and (<= 28 |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset|) (= (select .cse1 (+ |t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0)))))) (forall ((v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7240 (Array Int Int))) (let ((.cse2 (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|)) (.cse3 (+ (* |c_t_funThread7of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4))) (let ((.cse6 (store .cse2 .cse3 1)) (.cse7 (+ |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (or (not (= (select .cse2 .cse3) 0)) (not (= (select (select (store (let ((.cse4 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse6 .cse7 1)))) (store .cse4 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse4 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse8) 0)) (not (= (select .cse6 .cse7) 0)))))) (forall ((v_ArrVal_7240 (Array Int Int))) (not (= (select (select (store (store |c_#pthreadsMutex| |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0)) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse9) 0))) (forall ((v_ArrVal_7240 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse9) 0))) (= |c_t_funThread8of8ForFork0_~i~0#1| 0) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7221 (Array Int Int)) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (|v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (|v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| Int) (v_ArrVal_7240 (Array Int Int))) (let ((.cse20 (select |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_#in~entry#1.base|)) (.cse21 (+ |v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| 4))) (let ((.cse11 (let ((.cse24 (store |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_#in~entry#1.base| (store .cse20 .cse21 1)))) (store .cse24 |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse24 |c_~#__global_lock~0.base| v_ArrVal_7221) |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))))) (let ((.cse17 (select (store .cse11 |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|))) (let ((.cse15 (store .cse17 .cse18 1)) (.cse16 (+ |v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (let ((.cse22 (store .cse11 |c_~#cache~0.base| (store .cse15 .cse16 1)))) (let ((.cse12 (store (select (store .cse22 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse23 0))) (let ((.cse19 (select (store (store .cse22 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse12) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse13 (store .cse19 .cse8 1)) (.cse14 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select (select (store (let ((.cse10 (store (store .cse11 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse12) |c_~#cache~0.base| (store .cse13 .cse14 1)))) (store .cse10 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse10 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse8) 0)) (not (= (select .cse15 .cse16) 0)) (< |v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| |c_t_funThread1of8ForFork0_cache_entry_addref_#in~entry#1.offset|) (not (= (select .cse17 .cse18) 0)) (not (= (select .cse13 .cse14) 0)) (not (= (select .cse19 .cse8) 0)) (not (= (select .cse20 .cse21) 0)))))))))))) (let ((.cse36 (select |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.base|)) (.cse37 (+ |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (or (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7221 (Array Int Int)) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (|v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse32 (let ((.cse35 (store |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.base| (store .cse36 .cse37 1)))) (store .cse35 |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse35 |c_~#__global_lock~0.base| v_ArrVal_7221) |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))))) (let ((.cse28 (select (store .cse32 |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|))) (let ((.cse29 (store .cse28 .cse18 1)) (.cse30 (+ |v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (let ((.cse34 (store .cse32 |c_~#cache~0.base| (store .cse29 .cse30 1)))) (let ((.cse33 (store (select (store .cse34 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse23 0))) (let ((.cse25 (select (store (store .cse34 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse33) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse26 (store .cse25 .cse8 1)) (.cse27 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse25 .cse8) 0)) (not (= 0 (select .cse26 .cse27))) (not (= (select .cse28 .cse18) 0)) (not (= (select .cse29 .cse30) 0)) (not (= (select (select (store (let ((.cse31 (store (store .cse32 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse33) |c_~#cache~0.base| (store .cse26 .cse27 1)))) (store .cse31 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse31 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse8) 0))))))))))) (not (= (select .cse36 .cse37) 0)))) (= |c_~#cache~0.offset| 0) (<= |c_~#__global_lock~0.base| 3) (forall ((v_ArrVal_7237 (Array Int Int)) (|t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7240 (Array Int Int))) (let ((.cse38 (select |c_#pthreadsMutex| |c_~#cache~0.base|)) (.cse39 (+ |t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (or (not (= (select .cse38 .cse39) 0)) (not (= (select (select (store (let ((.cse40 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse38 .cse39 1)))) (store .cse40 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse40 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse8) 0))))) (forall ((v_ArrVal_7237 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (not (= (select (select (store (store |c_#pthreadsMutex| |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse5 0)) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse9) 0))) (not (= |c_~#cache~0.base| |c_~#__global_lock~0.base|)) (= (select .cse1 4) 1) (= |c_~#cache~0.base| 4) (or (not (= |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| |c_~#cache~0.offset|)) (not (= |c_~#cache~0.base| |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|)) (not (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| |c_~#cache~0.offset|)) (not (= |c_~#cache~0.base| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|))))) is different from true [2024-04-04 09:05:40,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:05:40,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:05:40,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:05:40,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 09:05:40,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2024-04-04 09:05:40,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,64 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:05:40,828 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 09:05:40,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:05:40,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1428148498, now seen corresponding path program 1 times [2024-04-04 09:05:40,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:05:40,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522564895] [2024-04-04 09:05:40,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:05:40,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:05:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:05:41,703 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 09:05:41,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:05:41,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522564895] [2024-04-04 09:05:41,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522564895] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:05:41,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552712225] [2024-04-04 09:05:41,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:05:41,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:05:41,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:05:41,705 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 09:05:41,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2024-04-04 09:05:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:05:42,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 947 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 09:05:42,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:05:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 09:05:42,540 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:05:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-04-04 09:05:43,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552712225] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:05:43,319 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:05:43,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 23 [2024-04-04 09:05:43,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464331010] [2024-04-04 09:05:43,320 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:05:43,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-04-04 09:05:43,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:05:43,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-04-04 09:05:43,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2024-04-04 09:05:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:05:43,321 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:05:43,321 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 14.08695652173913) internal successors, (324), 23 states have internal predecessors, (324), 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) [2024-04-04 09:05:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:05:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:05:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:05:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 09:05:43,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:05:45,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:05:45,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:05:45,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:05:45,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 09:05:45,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:05:45,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Ended with exit code 0 [2024-04-04 09:05:45,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,65 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:05:45,572 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 09:05:45,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:05:45,572 INFO L85 PathProgramCache]: Analyzing trace with hash 106181778, now seen corresponding path program 2 times [2024-04-04 09:05:45,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:05:45,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927106407] [2024-04-04 09:05:45,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:05:45,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:05:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:05:46,744 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-04-04 09:05:46,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:05:46,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927106407] [2024-04-04 09:05:46,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927106407] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:05:46,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 09:05:46,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-04 09:05:46,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502209943] [2024-04-04 09:05:46,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:05:46,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-04 09:05:46,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:05:46,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-04 09:05:46,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-04-04 09:05:46,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:05:46,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:05:46,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 29.727272727272727) internal successors, (327), 11 states have internal predecessors, (327), 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) [2024-04-04 09:05:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:05:46,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:05:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:05:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 09:05:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:05:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:05:55,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:05:57,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:06:02,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:06:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:06:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:06:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:06:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 09:06:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:06:08,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:06:08,691 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-04-04 09:06:08,691 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 09:06:08,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:06:08,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1051252219, now seen corresponding path program 1 times [2024-04-04 09:06:08,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:06:08,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373685509] [2024-04-04 09:06:08,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:06:08,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:06:08,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:06:09,875 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 252 proven. 5 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-04-04 09:06:09,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:06:09,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373685509] [2024-04-04 09:06:09,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373685509] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:06:09,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008428541] [2024-04-04 09:06:09,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:06:09,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:06:09,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:06:09,877 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 09:06:09,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Waiting until timeout for monitored process [2024-04-04 09:06:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:06:10,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 933 conjuncts, 87 conjunts are in the unsatisfiable core [2024-04-04 09:06:10,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:06:17,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 09:06:20,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 09:06:22,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-04-04 09:06:22,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:06:22,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-04-04 09:06:22,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:06:22,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-04-04 09:06:22,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:06:22,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-04-04 09:06:22,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:06:22,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-04-04 09:06:23,555 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 191 proven. 158 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-04-04 09:06:23,555 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:06:23,929 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7844 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7844) |c_~#cache~0.base|) (+ (* |c_t_funThread8of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 09:06:24,706 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_7844 (Array Int Int))) (not (= (select (select (store (store |c_#pthreadsMutex| |c_~#cache~0.base| (store (select |c_#pthreadsMutex| |c_~#cache~0.base|) (+ (* 28 |c_t_funThread3of8ForFork0_~i~0#1|) |c_~#cache~0.offset| 4) 1)) |c_~#__global_lock~0.base| v_ArrVal_7844) |c_~#cache~0.base|) (+ |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 09:06:24,819 INFO L349 Elim1Store]: treesize reduction 35, result has 40.7 percent of original size [2024-04-04 09:06:24,819 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 37 [2024-04-04 09:06:24,906 INFO L349 Elim1Store]: treesize reduction 15, result has 57.1 percent of original size [2024-04-04 09:06:24,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 50 [2024-04-04 09:06:24,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 09:06:27,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 16 [2024-04-04 09:06:30,544 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 300 trivial. 36 not checked. [2024-04-04 09:06:30,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008428541] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:06:30,544 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:06:30,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 30, 27] total 64 [2024-04-04 09:06:30,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808804330] [2024-04-04 09:06:30,544 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:06:30,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-04-04 09:06:30,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:06:30,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-04-04 09:06:30,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=577, Invalid=3186, Unknown=27, NotChecked=242, Total=4032 [2024-04-04 09:06:30,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:06:30,547 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:06:30,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 14.734375) internal successors, (943), 64 states have internal predecessors, (943), 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) [2024-04-04 09:06:30,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:06:30,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:06:30,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:06:30,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 09:06:30,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:06:30,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:06:30,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:06:46,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:06:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:06:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:06:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 09:06:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:06:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:06:46,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 09:06:46,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (66)] Forceful destruction successful, exit code 0 [2024-04-04 09:06:46,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable75 [2024-04-04 09:06:46,898 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 09:06:46,899 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:06:46,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1834771001, now seen corresponding path program 1 times [2024-04-04 09:06:46,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:06:46,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447080083] [2024-04-04 09:06:46,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:06:46,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:06:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:06:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2024-04-04 09:06:48,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:06:48,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447080083] [2024-04-04 09:06:48,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447080083] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 09:06:48,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 09:06:48,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-04-04 09:06:48,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043040715] [2024-04-04 09:06:48,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 09:06:48,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-04-04 09:06:48,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:06:48,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-04-04 09:06:48,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2024-04-04 09:06:48,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:06:48,102 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:06:48,102 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.545454545454547) internal successors, (281), 11 states have internal predecessors, (281), 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) [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 09:06:48,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:06:50,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-04-04 09:07:02,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:07:02,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:07:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:07:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 09:07:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:07:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:07:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 09:07:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:07:02,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-04-04 09:07:02,668 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-04-04 09:07:02,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 09:07:02,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1499849825, now seen corresponding path program 1 times [2024-04-04 09:07:02,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 09:07:02,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140563029] [2024-04-04 09:07:02,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:07:02,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 09:07:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:07:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 206 proven. 5 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2024-04-04 09:07:04,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 09:07:04,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140563029] [2024-04-04 09:07:04,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140563029] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 09:07:04,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [401356150] [2024-04-04 09:07:04,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 09:07:04,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 09:07:04,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 09:07:04,095 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 09:07:04,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-04-04 09:07:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 09:07:04,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-04 09:07:04,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 09:07:09,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-04-04 09:07:10,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:07:10,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-04-04 09:07:11,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:07:11,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-04-04 09:07:11,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-04 09:07:11,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 18 [2024-04-04 09:07:12,250 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 263 proven. 24 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2024-04-04 09:07:12,251 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 09:07:12,809 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_8156 (Array Int Int))) (not (= (select (select (store (store |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 1)) |c_~#__global_lock~0.base| v_ArrVal_8156) |c_~#cache~0.base|) (+ (* |c_t_funThread6of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) 0))) is different from false [2024-04-04 09:07:21,777 INFO L349 Elim1Store]: treesize reduction 27, result has 43.8 percent of original size [2024-04-04 09:07:21,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 43 treesize of output 34 [2024-04-04 09:07:21,894 INFO L349 Elim1Store]: treesize reduction 11, result has 64.5 percent of original size [2024-04-04 09:07:21,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 50 [2024-04-04 09:07:21,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2024-04-04 09:07:24,138 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 251 proven. 20 refuted. 0 times theorem prover too weak. 300 trivial. 1 not checked. [2024-04-04 09:07:24,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [401356150] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 09:07:24,138 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 09:07:24,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 18, 15] total 42 [2024-04-04 09:07:24,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386435929] [2024-04-04 09:07:24,139 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 09:07:24,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-04 09:07:24,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 09:07:24,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-04 09:07:24,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=1413, Unknown=13, NotChecked=78, Total=1722 [2024-04-04 09:07:24,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:07:24,141 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 09:07:24,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 14.833333333333334) internal successors, (623), 42 states have internal predecessors, (623), 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) [2024-04-04 09:07:24,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-04 09:07:24,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 09:07:32,693 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse9 (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) (.cse12 (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) (.cse14 (select |c_#pthreadsMutex| |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|)) (.cse0 (select |c_#pthreadsMutex| |c_~#cache~0.base|)) (.cse3 (+ |c_~#cache~0.offset| 4)) (.cse47 (select |c_#pthreadsMutex| |c_t_funThread4of8ForFork0_cache_entry_addref_#in~entry#1.base|)) (.cse13 (not (= |c_~#cache~0.base| |c_~#__global_lock~0.base|))) (.cse15 (not (= |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| |c_~#cache~0.offset|))) (.cse16 (not (= |c_~#cache~0.base| |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|))) (.cse17 (not (= |c_~#cache~0.base| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|)))) (and (let ((.cse1 (+ (* |c_t_funThread6of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4))) (or (not (= (select .cse0 .cse1) 0)) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse6 (store .cse0 .cse1 1)) (.cse7 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse11 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse6 .cse7 1)))) (let ((.cse10 (store (select (store .cse11 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse2 (select (store (store .cse11 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse10) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse4 (store .cse2 .cse3 1)) (.cse5 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse2 .cse3) 0)) (not (= (select .cse4 .cse5) 0)) (not (= (select .cse6 .cse7) 0)) (not (= (select (select (store (let ((.cse8 (store (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse10) |c_~#cache~0.base| (store .cse4 .cse5 1)))) (store .cse8 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse8 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0))))))))))) (or .cse13 (forall ((|t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (not (= (select .cse0 (+ |t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0)))) (or (not (= (select .cse14 .cse3) 0)) .cse15 .cse16 .cse17) (let ((.cse27 (select |c_#pthreadsMutex| |c_t_funThread6of8ForFork0_cache_entry_addref_~entry#1.base|)) (.cse28 (+ |c_t_funThread6of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (or (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse19 (store |c_#pthreadsMutex| |c_t_funThread6of8ForFork0_cache_entry_addref_~entry#1.base| (store .cse27 .cse28 1)))) (let ((.cse23 (select .cse19 |c_~#cache~0.base|)) (.cse24 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse26 (store .cse19 |c_~#cache~0.base| (store .cse23 .cse24 1)))) (let ((.cse20 (store (select (store .cse26 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse25 (select (store (store .cse26 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse20) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse21 (store .cse25 .cse3 1)) (.cse22 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select (select (store (let ((.cse18 (store (store .cse19 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse20) |c_~#cache~0.base| (store .cse21 .cse22 1)))) (store .cse18 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse18 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0)) (not (= (select .cse23 .cse24) 0)) (not (= 0 (select .cse21 .cse22))) (not (= 0 (select .cse25 .cse3))))))))))) (not (= (select .cse27 .cse28) 0)))) (or .cse15 .cse17 (forall ((v_ArrVal_7217 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7217) |c_~#cache~0.base|) .cse3) 0)))) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse34 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse35 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse0 .cse34 1)))) (let ((.cse33 (store (select (store .cse35 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse29 (select (store (store .cse35 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse33) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse30 (store .cse29 .cse3 1)) (.cse31 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse29 .cse3) 0)) (not (= (select .cse30 .cse31) 0)) (not (= (select (select (store (let ((.cse32 (store (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse33) |c_~#cache~0.base| (store .cse30 .cse31 1)))) (store .cse32 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse32 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0)) (not (= (select .cse0 .cse34) 0))))))))) (let ((.cse36 (select |c_#pthreadsMutex| |c_t_funThread6of8ForFork0_cache_entry_addref_#in~entry#1.base|)) (.cse37 (+ |c_t_funThread6of8ForFork0_cache_entry_addref_#in~entry#1.offset| 4))) (or (not (= (select .cse36 .cse37) 0)) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse42 (store |c_#pthreadsMutex| |c_t_funThread6of8ForFork0_cache_entry_addref_#in~entry#1.base| (store .cse36 .cse37 1)))) (let ((.cse44 (select .cse42 |c_~#cache~0.base|)) (.cse45 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse46 (store .cse42 |c_~#cache~0.base| (store .cse44 .cse45 1)))) (let ((.cse43 (store (select (store .cse46 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse38 (select (store (store .cse46 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse43) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse39 (store .cse38 .cse3 1)) (.cse40 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse38 .cse3) 0)) (not (= (select .cse39 .cse40) 0)) (not (= (select (select (store (let ((.cse41 (store (store .cse42 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse43) |c_~#cache~0.base| (store .cse39 .cse40 1)))) (store .cse41 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse41 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0)) (not (= 0 (select .cse44 .cse45))))))))))))) (= |c_~#cache~0.offset| 0) (or (forall ((|t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (not (= (select .cse14 (+ |t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0))) .cse13) (<= |c_~#__global_lock~0.base| 3) (or .cse15 .cse17 (not (= (select .cse0 .cse3) 0))) (or .cse15 (not (= (select .cse47 .cse3) 0)) (not (= |c_~#cache~0.base| |c_t_funThread4of8ForFork0_cache_entry_addref_#in~entry#1.base|)) .cse17) (or (forall ((v_ArrVal_7217 (Array Int Int)) (|t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (not (= 0 (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_7217) |c_~#cache~0.base|) (+ |t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4))))) .cse13) .cse13 (or (forall ((|t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| Int)) (not (= (select .cse47 (+ |t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) 0))) .cse13) (= |c_~#cache~0.base| 4) (or .cse15 .cse16 (not (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| |c_~#cache~0.offset|)) .cse17))) is different from true [2024-04-04 09:07:48,761 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse9 (+ |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) (.cse3 (+ |c_~#cache~0.offset| 4)) (.cse12 (+ |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| 4)) (.cse1 (+ (* |c_t_funThread6of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset| 4)) (.cse0 (select |c_#pthreadsMutex| |c_~#cache~0.base|))) (and (or (not (= (select .cse0 .cse1) 0)) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse6 (store .cse0 .cse1 1)) (.cse7 (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (let ((.cse11 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse6 .cse7 1)))) (let ((.cse10 (store (select (store .cse11 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse2 (select (store (store .cse11 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse10) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse4 (store .cse2 .cse3 1)) (.cse5 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse2 .cse3) 0)) (not (= (select .cse4 .cse5) 0)) (not (= (select .cse6 .cse7) 0)) (not (= (select (select (store (let ((.cse8 (store (store |c_#pthreadsMutex| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse10) |c_~#cache~0.base| (store .cse4 .cse5 1)))) (store .cse8 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse8 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0)))))))))) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7221 (Array Int Int)) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (|v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (|v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| Int) (v_ArrVal_7240 (Array Int Int))) (let ((.cse22 (select |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_#in~entry#1.base|)) (.cse23 (+ |v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| 4))) (let ((.cse14 (let ((.cse25 (store |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_#in~entry#1.base| (store .cse22 .cse23 1)))) (store .cse25 |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse25 |c_~#__global_lock~0.base| v_ArrVal_7221) |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))))) (let ((.cse20 (select (store .cse14 |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|))) (let ((.cse18 (store .cse20 .cse1 1)) (.cse19 (+ |v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (let ((.cse24 (store .cse14 |c_~#cache~0.base| (store .cse18 .cse19 1)))) (let ((.cse15 (store (select (store .cse24 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse21 (select (store (store .cse24 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse15) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse16 (store .cse21 .cse3 1)) (.cse17 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select (select (store (let ((.cse13 (store (store .cse14 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse15) |c_~#cache~0.base| (store .cse16 .cse17 1)))) (store .cse13 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse13 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0)) (not (= (select .cse18 .cse19) 0)) (< |v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| |c_t_funThread1of8ForFork0_cache_entry_addref_#in~entry#1.offset|) (not (= (select .cse20 .cse1) 0)) (not (= (select .cse16 .cse17) 0)) (not (= (select .cse21 .cse3) 0)) (not (= (select .cse22 .cse23) 0)))))))))))) (let ((.cse37 (select |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.base|)) (.cse38 (+ |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset| 4))) (or (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7221 (Array Int Int)) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (|v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (v_ArrVal_7240 (Array Int Int))) (let ((.cse33 (let ((.cse36 (store |c_#pthreadsMutex| |c_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.base| (store .cse37 .cse38 1)))) (store .cse36 |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse36 |c_~#__global_lock~0.base| v_ArrVal_7221) |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))))) (let ((.cse29 (select (store .cse33 |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|))) (let ((.cse30 (store .cse29 .cse1 1)) (.cse31 (+ |v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (let ((.cse35 (store .cse33 |c_~#cache~0.base| (store .cse30 .cse31 1)))) (let ((.cse34 (store (select (store .cse35 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse26 (select (store (store .cse35 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse34) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse27 (store .cse26 .cse3 1)) (.cse28 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (not (= (select .cse26 .cse3) 0)) (not (= 0 (select .cse27 .cse28))) (not (= (select .cse29 .cse1) 0)) (not (= (select .cse30 .cse31) 0)) (not (= (select (select (store (let ((.cse32 (store (store .cse33 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse34) |c_~#cache~0.base| (store .cse27 .cse28 1)))) (store .cse32 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse32 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0))))))))))) (not (= (select .cse37 .cse38) 0)))) (forall ((|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| Int) (v_ArrVal_7221 (Array Int Int)) (v_ArrVal_7232 (Array Int Int)) (v_ArrVal_7224 (Array Int Int)) (|v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (|t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| Int) (v_ArrVal_7237 (Array Int Int)) (|v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| Int) (v_ArrVal_7229 (Array Int Int)) (|v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| Int) (v_ArrVal_7240 (Array Int Int))) (let ((.cse47 (+ |v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| 4))) (let ((.cse51 (store |c_#pthreadsMutex| |c_~#cache~0.base| (store .cse0 .cse47 1)))) (let ((.cse50 (store (select (store .cse51 |c_~#__global_lock~0.base| v_ArrVal_7221) |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base|) (+ |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset| 4) 0))) (let ((.cse46 (select (store (store .cse51 |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| .cse50) |c_~#__global_lock~0.base| v_ArrVal_7224) |c_~#cache~0.base|))) (let ((.cse40 (store |c_#pthreadsMutex| |t_funThread2of8ForFork0_cache_entry_addref_~entry#1.base| .cse50)) (.cse44 (store .cse46 .cse1 1)) (.cse45 (+ |v_t_funThread2of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (let ((.cse49 (store .cse40 |c_~#cache~0.base| (store .cse44 .cse45 1)))) (let ((.cse41 (store (select (store .cse49 |c_~#__global_lock~0.base| v_ArrVal_7229) |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|) .cse12 0))) (let ((.cse48 (select (store (store .cse49 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse41) |c_~#__global_lock~0.base| v_ArrVal_7232) |c_~#cache~0.base|))) (let ((.cse42 (store .cse48 .cse3 1)) (.cse43 (+ |v_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset_38| 4))) (or (< |v_t_funThread1of8ForFork0_cache_entry_addref_~entry#1.offset_35| (+ (* |c_t_funThread1of8ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) (not (= (select (select (store (let ((.cse39 (store (store .cse40 |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base| .cse41) |c_~#cache~0.base| (store .cse42 .cse43 1)))) (store .cse39 |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base| (store (select (store .cse39 |c_~#__global_lock~0.base| v_ArrVal_7237) |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|) .cse9 0))) |c_~#__global_lock~0.base| v_ArrVal_7240) |c_~#cache~0.base|) .cse3) 0)) (not (= (select .cse44 .cse45) 0)) (not (= (select .cse42 .cse43) 0)) (not (= (select .cse46 .cse1) 0)) (not (= (select .cse0 .cse47) 0)) (not (= (select .cse48 .cse3) 0))))))))))))) (not (= |c_~#cache~0.base| |c_~#__global_lock~0.base|)) (or (not (= |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.offset| |c_~#cache~0.offset|)) (not (= |c_~#cache~0.base| |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.base|)) (not (= |c_t_funThread4of8ForFork0_cache_entry_addref_~entry#1.offset| |c_~#cache~0.offset|)) (not (= |c_~#cache~0.base| |c_t_funThread3of8ForFork0_cache_entry_addref_~entry#1.base|))))) is different from true [2024-04-04 09:07:59,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] Received shutdown request... [2024-04-04 09:08:10,413 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (34)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (25)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (46)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (61)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:10,415 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 09:08:11,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (18)] Forceful destruction successful, exit code 0 [2024-04-04 09:08:11,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (25)] Forceful destruction successful, exit code 0 [2024-04-04 09:08:11,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (34)] Forceful destruction successful, exit code 0 [2024-04-04 09:08:11,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Ended with exit code 0 [2024-04-04 09:08:11,447 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 [2024-04-04 09:08:11,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Forceful destruction successful, exit code 0 [2024-04-04 09:08:11,453 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (11)] Ended with exit code 0 [2024-04-04 09:08:11,455 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (46)] Ended with exit code 0 [2024-04-04 09:08:11,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (61)] Forceful destruction successful, exit code 0 [2024-04-04 09:08:11,644 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-04-04 09:08:11,759 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 137 [2024-04-04 09:08:11,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-04-04 09:08:11,760 WARN L619 AbstractCegarLoop]: Verification canceled: while executing Executor. [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (11 of 12 remaining) [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 12 remaining) [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 12 remaining) [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 12 remaining) [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 12 remaining) [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 12 remaining) [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 12 remaining) [2024-04-04 09:08:11,760 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 12 remaining) [2024-04-04 09:08:11,761 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 12 remaining) [2024-04-04 09:08:11,761 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 12 remaining) [2024-04-04 09:08:11,761 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 12 remaining) [2024-04-04 09:08:11,761 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 12 remaining) [2024-04-04 09:08:11,762 INFO L445 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1] [2024-04-04 09:08:11,765 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 8 thread instances [2024-04-04 09:08:11,765 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 09:08:11,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 09:08:11 BasicIcfg [2024-04-04 09:08:11,768 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 09:08:11,769 INFO L158 Benchmark]: Toolchain (without parser) took 838884.28ms. Allocated memory was 167.8MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 100.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 141.1MB. Max. memory is 8.0GB. [2024-04-04 09:08:11,769 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 167.8MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 09:08:11,769 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.29ms. Allocated memory is still 167.8MB. Free memory was 100.3MB in the beginning and 122.6MB in the end (delta: -22.2MB). Peak memory consumption was 17.3MB. Max. memory is 8.0GB. [2024-04-04 09:08:11,769 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.41ms. Allocated memory is still 167.8MB. Free memory was 122.6MB in the beginning and 119.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-04 09:08:11,769 INFO L158 Benchmark]: Boogie Preprocessor took 34.81ms. Allocated memory is still 167.8MB. Free memory was 119.4MB in the beginning and 117.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 09:08:11,769 INFO L158 Benchmark]: RCFGBuilder took 486.14ms. Allocated memory is still 167.8MB. Free memory was 116.8MB in the beginning and 88.5MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2024-04-04 09:08:11,769 INFO L158 Benchmark]: TraceAbstraction took 837806.05ms. Allocated memory was 167.8MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 87.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 127.0MB. Max. memory is 8.0GB. [2024-04-04 09:08:11,770 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 167.8MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 484.29ms. Allocated memory is still 167.8MB. Free memory was 100.3MB in the beginning and 122.6MB in the end (delta: -22.2MB). Peak memory consumption was 17.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 62.41ms. Allocated memory is still 167.8MB. Free memory was 122.6MB in the beginning and 119.4MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 34.81ms. Allocated memory is still 167.8MB. Free memory was 119.4MB in the beginning and 117.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 486.14ms. Allocated memory is still 167.8MB. Free memory was 116.8MB in the beginning and 88.5MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 837806.05ms. Allocated memory was 167.8MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 87.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 127.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 964, independent: 588, independent conditional: 400, independent unconditional: 188, dependent: 376, dependent conditional: 265, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 588, independent: 588, independent conditional: 400, independent unconditional: 188, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 588, independent: 588, independent conditional: 400, independent unconditional: 188, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 588, independent: 588, independent conditional: 400, independent unconditional: 188, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 588, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 588, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 588, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 75, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 75, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 588, independent: 513, independent conditional: 0, independent unconditional: 513, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 75, unknown conditional: 0, unknown unconditional: 75] , Statistics on independence cache: Total cache size (in pairs): 75, Positive cache size: 75, Positive conditional cache size: 0, Positive unconditional cache size: 75, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 588, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 588, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 588, independent: 588, independent conditional: 0, independent unconditional: 588, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 75, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 75, independent: 75, independent conditional: 0, independent unconditional: 75, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 588, independent: 513, independent conditional: 0, independent unconditional: 513, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 75, unknown conditional: 0, unknown unconditional: 75] , Statistics on independence cache: Total cache size (in pairs): 75, Positive cache size: 75, Positive conditional cache size: 0, Positive unconditional cache size: 75, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0 ], Independence queries for same thread: 376 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4988, independent: 3701, independent conditional: 2814, independent unconditional: 887, dependent: 1287, dependent conditional: 988, dependent unconditional: 299, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 2814, independent unconditional: 887, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 2814, independent unconditional: 887, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 2814, independent unconditional: 887, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 212, independent unconditional: 3489, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 90, independent unconditional: 3611, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 90, independent unconditional: 3611, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 401, independent: 401, independent conditional: 0, independent unconditional: 401, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 401, independent: 401, independent conditional: 0, independent unconditional: 401, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3701, independent: 3300, independent conditional: 90, independent unconditional: 3210, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 401, unknown conditional: 0, unknown unconditional: 401] , Statistics on independence cache: Total cache size (in pairs): 401, Positive cache size: 401, Positive conditional cache size: 0, Positive unconditional cache size: 401, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 122, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 212, independent unconditional: 3489, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 90, independent unconditional: 3611, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3701, independent: 3701, independent conditional: 90, independent unconditional: 3611, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 401, independent: 401, independent conditional: 0, independent unconditional: 401, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 401, independent: 401, independent conditional: 0, independent unconditional: 401, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3701, independent: 3300, independent conditional: 90, independent unconditional: 3210, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 401, unknown conditional: 0, unknown unconditional: 401] , Statistics on independence cache: Total cache size (in pairs): 401, Positive cache size: 401, Positive conditional cache size: 0, Positive unconditional cache size: 401, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 122 ], Independence queries for same thread: 1287 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15440, independent: 12300, independent conditional: 9780, independent unconditional: 2520, dependent: 3140, dependent conditional: 2546, dependent unconditional: 594, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 9780, independent unconditional: 2520, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 9780, independent unconditional: 2520, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 9780, independent unconditional: 2520, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 950, independent unconditional: 11350, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 408, independent unconditional: 11892, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 408, independent unconditional: 11892, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 889, independent: 889, independent conditional: 0, independent unconditional: 889, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 889, independent: 885, independent conditional: 0, independent unconditional: 885, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30, independent: 30, independent conditional: 0, independent unconditional: 30, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12300, independent: 11411, independent conditional: 408, independent unconditional: 11003, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 889, unknown conditional: 0, unknown unconditional: 889] , Statistics on independence cache: Total cache size (in pairs): 889, Positive cache size: 889, Positive conditional cache size: 0, Positive unconditional cache size: 889, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 542, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 950, independent unconditional: 11350, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 408, independent unconditional: 11892, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12300, independent: 12300, independent conditional: 408, independent unconditional: 11892, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 889, independent: 889, independent conditional: 0, independent unconditional: 889, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 889, independent: 885, independent conditional: 0, independent unconditional: 885, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30, independent: 30, independent conditional: 0, independent unconditional: 30, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12300, independent: 11411, independent conditional: 408, independent unconditional: 11003, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 889, unknown conditional: 0, unknown unconditional: 889] , Statistics on independence cache: Total cache size (in pairs): 889, Positive cache size: 889, Positive conditional cache size: 0, Positive unconditional cache size: 889, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 542 ], Independence queries for same thread: 3140 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 37256, independent: 31222, independent conditional: 24853, independent unconditional: 6369, dependent: 6034, dependent conditional: 4919, dependent unconditional: 1115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 31222, independent: 31222, independent conditional: 24853, independent unconditional: 6369, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31222, independent: 31222, independent conditional: 24853, independent unconditional: 6369, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 31222, independent: 31222, independent conditional: 24853, independent unconditional: 6369, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31234, independent: 31222, independent conditional: 2129, independent unconditional: 29093, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 31234, independent: 31222, independent conditional: 1019, independent unconditional: 30203, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 31234, independent: 31222, independent conditional: 1019, independent unconditional: 30203, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1777, independent: 1773, independent conditional: 2, independent unconditional: 1771, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1777, independent: 1759, independent conditional: 0, independent unconditional: 1759, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 14, independent conditional: 2, independent unconditional: 12, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 14, independent conditional: 2, independent unconditional: 12, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, independent: 41, independent conditional: 6, independent unconditional: 35, dependent: 22, dependent conditional: 17, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 31234, independent: 29449, independent conditional: 1017, independent unconditional: 28432, dependent: 8, dependent conditional: 2, dependent unconditional: 6, unknown: 1777, unknown conditional: 4, unknown unconditional: 1773] , Statistics on independence cache: Total cache size (in pairs): 1777, Positive cache size: 1773, Positive conditional cache size: 2, Positive unconditional cache size: 1771, Negative cache size: 4, Negative conditional cache size: 2, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1110, Maximal queried relation: 2, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31234, independent: 31222, independent conditional: 2129, independent unconditional: 29093, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 31234, independent: 31222, independent conditional: 1019, independent unconditional: 30203, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 31234, independent: 31222, independent conditional: 1019, independent unconditional: 30203, dependent: 12, dependent conditional: 4, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1777, independent: 1773, independent conditional: 2, independent unconditional: 1771, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1777, independent: 1759, independent conditional: 0, independent unconditional: 1759, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 14, independent conditional: 2, independent unconditional: 12, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 14, independent conditional: 2, independent unconditional: 12, dependent: 4, dependent conditional: 2, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, independent: 41, independent conditional: 6, independent unconditional: 35, dependent: 22, dependent conditional: 17, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 31234, independent: 29449, independent conditional: 1017, independent unconditional: 28432, dependent: 8, dependent conditional: 2, dependent unconditional: 6, unknown: 1777, unknown conditional: 4, unknown unconditional: 1773] , Statistics on independence cache: Total cache size (in pairs): 1777, Positive cache size: 1773, Positive conditional cache size: 2, Positive unconditional cache size: 1771, Negative cache size: 4, Negative conditional cache size: 2, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1110 ], Independence queries for same thread: 6034 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 103122, independent: 90221, independent conditional: 75814, independent unconditional: 14407, dependent: 12901, dependent conditional: 10940, dependent unconditional: 1961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 90275, independent: 90221, independent conditional: 75814, independent unconditional: 14407, dependent: 54, dependent conditional: 48, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 90275, independent: 90221, independent conditional: 75814, independent unconditional: 14407, dependent: 54, dependent conditional: 48, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 90275, independent: 90221, independent conditional: 75814, independent unconditional: 14407, dependent: 54, dependent conditional: 48, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 90507, independent: 90221, independent conditional: 8426, independent unconditional: 81795, dependent: 286, dependent conditional: 134, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 90507, independent: 90221, independent conditional: 3804, independent unconditional: 86417, dependent: 286, dependent conditional: 112, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 90507, independent: 90221, independent conditional: 3804, independent unconditional: 86417, dependent: 286, dependent conditional: 112, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3253, independent: 3210, independent conditional: 34, independent unconditional: 3176, dependent: 43, dependent conditional: 30, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3253, independent: 3164, independent conditional: 0, independent unconditional: 3164, dependent: 89, dependent conditional: 0, dependent unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 89, independent: 46, independent conditional: 22, independent unconditional: 24, dependent: 43, dependent conditional: 30, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 89, independent: 46, independent conditional: 22, independent unconditional: 24, dependent: 43, dependent conditional: 30, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 183, independent: 107, independent conditional: 49, independent unconditional: 58, dependent: 77, dependent conditional: 58, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 90507, independent: 87011, independent conditional: 3770, independent unconditional: 83241, dependent: 243, dependent conditional: 82, dependent unconditional: 161, unknown: 3253, unknown conditional: 64, unknown unconditional: 3189] , Statistics on independence cache: Total cache size (in pairs): 3253, Positive cache size: 3210, Positive conditional cache size: 34, Positive unconditional cache size: 3176, Negative cache size: 43, Negative conditional cache size: 30, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4644, Maximal queried relation: 6, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 90507, independent: 90221, independent conditional: 8426, independent unconditional: 81795, dependent: 286, dependent conditional: 134, dependent unconditional: 152, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 90507, independent: 90221, independent conditional: 3804, independent unconditional: 86417, dependent: 286, dependent conditional: 112, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 90507, independent: 90221, independent conditional: 3804, independent unconditional: 86417, dependent: 286, dependent conditional: 112, dependent unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3253, independent: 3210, independent conditional: 34, independent unconditional: 3176, dependent: 43, dependent conditional: 30, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3253, independent: 3164, independent conditional: 0, independent unconditional: 3164, dependent: 89, dependent conditional: 0, dependent unconditional: 89, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 89, independent: 46, independent conditional: 22, independent unconditional: 24, dependent: 43, dependent conditional: 30, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 89, independent: 46, independent conditional: 22, independent unconditional: 24, dependent: 43, dependent conditional: 30, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 183, independent: 107, independent conditional: 49, independent unconditional: 58, dependent: 77, dependent conditional: 58, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 90507, independent: 87011, independent conditional: 3770, independent unconditional: 83241, dependent: 243, dependent conditional: 82, dependent unconditional: 161, unknown: 3253, unknown conditional: 64, unknown unconditional: 3189] , Statistics on independence cache: Total cache size (in pairs): 3253, Positive cache size: 3210, Positive conditional cache size: 34, Positive unconditional cache size: 3176, Negative cache size: 43, Negative conditional cache size: 30, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4644 ], Independence queries for same thread: 12847 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 220842, independent: 197132, independent conditional: 169747, independent unconditional: 27385, dependent: 23710, dependent conditional: 20603, dependent unconditional: 3107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 197242, independent: 197132, independent conditional: 169747, independent unconditional: 27385, dependent: 110, dependent conditional: 98, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 197242, independent: 197132, independent conditional: 169747, independent unconditional: 27385, dependent: 110, dependent conditional: 98, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 197242, independent: 197132, independent conditional: 169747, independent unconditional: 27385, dependent: 110, dependent conditional: 98, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 197776, independent: 197132, independent conditional: 21337, independent unconditional: 175795, dependent: 644, dependent conditional: 364, dependent unconditional: 280, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 197776, independent: 197132, independent conditional: 7480, independent unconditional: 189652, dependent: 644, dependent conditional: 286, dependent unconditional: 358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197776, independent: 197132, independent conditional: 7480, independent unconditional: 189652, dependent: 644, dependent conditional: 286, dependent unconditional: 358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5160, independent: 5096, independent conditional: 49, independent unconditional: 5047, dependent: 64, dependent conditional: 48, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5160, independent: 5035, independent conditional: 0, independent unconditional: 5035, dependent: 125, dependent conditional: 0, dependent unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 125, independent: 61, independent conditional: 24, independent unconditional: 37, dependent: 64, dependent conditional: 48, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 125, independent: 61, independent conditional: 24, independent unconditional: 37, dependent: 64, dependent conditional: 48, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 227, independent: 103, independent conditional: 44, independent unconditional: 59, dependent: 124, dependent conditional: 100, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 197776, independent: 192036, independent conditional: 7431, independent unconditional: 184605, dependent: 580, dependent conditional: 238, dependent unconditional: 342, unknown: 5160, unknown conditional: 97, unknown unconditional: 5063] , Statistics on independence cache: Total cache size (in pairs): 5160, Positive cache size: 5096, Positive conditional cache size: 49, Positive unconditional cache size: 5047, Negative cache size: 64, Negative conditional cache size: 48, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13935, Maximal queried relation: 9, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 197776, independent: 197132, independent conditional: 21337, independent unconditional: 175795, dependent: 644, dependent conditional: 364, dependent unconditional: 280, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 197776, independent: 197132, independent conditional: 7480, independent unconditional: 189652, dependent: 644, dependent conditional: 286, dependent unconditional: 358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 197776, independent: 197132, independent conditional: 7480, independent unconditional: 189652, dependent: 644, dependent conditional: 286, dependent unconditional: 358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5160, independent: 5096, independent conditional: 49, independent unconditional: 5047, dependent: 64, dependent conditional: 48, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5160, independent: 5035, independent conditional: 0, independent unconditional: 5035, dependent: 125, dependent conditional: 0, dependent unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 125, independent: 61, independent conditional: 24, independent unconditional: 37, dependent: 64, dependent conditional: 48, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 125, independent: 61, independent conditional: 24, independent unconditional: 37, dependent: 64, dependent conditional: 48, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 227, independent: 103, independent conditional: 44, independent unconditional: 59, dependent: 124, dependent conditional: 100, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 197776, independent: 192036, independent conditional: 7431, independent unconditional: 184605, dependent: 580, dependent conditional: 238, dependent unconditional: 342, unknown: 5160, unknown conditional: 97, unknown unconditional: 5063] , Statistics on independence cache: Total cache size (in pairs): 5160, Positive cache size: 5096, Positive conditional cache size: 49, Positive unconditional cache size: 5047, Negative cache size: 64, Negative conditional cache size: 48, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 13935 ], Independence queries for same thread: 23600 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 384696, independent: 347359, independent conditional: 301771, independent unconditional: 45588, dependent: 37337, dependent conditional: 32883, dependent unconditional: 4454, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 347521, independent: 347359, independent conditional: 301771, independent unconditional: 45588, dependent: 162, dependent conditional: 144, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 347521, independent: 347359, independent conditional: 301771, independent unconditional: 45588, dependent: 162, dependent conditional: 144, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 347521, independent: 347359, independent conditional: 301771, independent unconditional: 45588, dependent: 162, dependent conditional: 144, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 348481, independent: 347359, independent conditional: 38141, independent unconditional: 309218, dependent: 1122, dependent conditional: 724, dependent unconditional: 398, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 348481, independent: 347359, independent conditional: 16346, independent unconditional: 331013, dependent: 1122, dependent conditional: 512, dependent unconditional: 610, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 348481, independent: 347359, independent conditional: 16346, independent unconditional: 331013, dependent: 1122, dependent conditional: 512, dependent unconditional: 610, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7170, independent: 7076, independent conditional: 110, independent unconditional: 6966, dependent: 94, dependent conditional: 74, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7170, independent: 6975, independent conditional: 0, independent unconditional: 6975, dependent: 195, dependent conditional: 0, dependent unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 195, independent: 101, independent conditional: 33, independent unconditional: 68, dependent: 94, dependent conditional: 74, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 195, independent: 101, independent conditional: 33, independent unconditional: 68, dependent: 94, dependent conditional: 74, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 162, independent conditional: 50, independent unconditional: 112, dependent: 174, dependent conditional: 148, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 348481, independent: 340283, independent conditional: 16236, independent unconditional: 324047, dependent: 1028, dependent conditional: 438, dependent unconditional: 590, unknown: 7170, unknown conditional: 184, unknown unconditional: 6986] , Statistics on independence cache: Total cache size (in pairs): 7170, Positive cache size: 7076, Positive conditional cache size: 110, Positive unconditional cache size: 6966, Negative cache size: 94, Negative conditional cache size: 74, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22007, Maximal queried relation: 12, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 348481, independent: 347359, independent conditional: 38141, independent unconditional: 309218, dependent: 1122, dependent conditional: 724, dependent unconditional: 398, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 348481, independent: 347359, independent conditional: 16346, independent unconditional: 331013, dependent: 1122, dependent conditional: 512, dependent unconditional: 610, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 348481, independent: 347359, independent conditional: 16346, independent unconditional: 331013, dependent: 1122, dependent conditional: 512, dependent unconditional: 610, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7170, independent: 7076, independent conditional: 110, independent unconditional: 6966, dependent: 94, dependent conditional: 74, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7170, independent: 6975, independent conditional: 0, independent unconditional: 6975, dependent: 195, dependent conditional: 0, dependent unconditional: 195, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 195, independent: 101, independent conditional: 33, independent unconditional: 68, dependent: 94, dependent conditional: 74, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 195, independent: 101, independent conditional: 33, independent unconditional: 68, dependent: 94, dependent conditional: 74, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 336, independent: 162, independent conditional: 50, independent unconditional: 112, dependent: 174, dependent conditional: 148, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 348481, independent: 340283, independent conditional: 16236, independent unconditional: 324047, dependent: 1028, dependent conditional: 438, dependent unconditional: 590, unknown: 7170, unknown conditional: 184, unknown unconditional: 6986] , Statistics on independence cache: Total cache size (in pairs): 7170, Positive cache size: 7076, Positive conditional cache size: 110, Positive unconditional cache size: 6966, Negative cache size: 94, Negative conditional cache size: 74, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22007 ], Independence queries for same thread: 37175 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 485402, independent: 442204, independent conditional: 371209, independent unconditional: 70995, dependent: 43198, dependent conditional: 37065, dependent unconditional: 6133, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 442428, independent: 442204, independent conditional: 371209, independent unconditional: 70995, dependent: 224, dependent conditional: 191, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 442428, independent: 442204, independent conditional: 371209, independent unconditional: 70995, dependent: 224, dependent conditional: 191, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 442428, independent: 442204, independent conditional: 371209, independent unconditional: 70995, dependent: 224, dependent conditional: 191, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 442990, independent: 442204, independent conditional: 41945, independent unconditional: 400259, dependent: 786, dependent conditional: 366, dependent unconditional: 420, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 442990, independent: 442204, independent conditional: 21101, independent unconditional: 421103, dependent: 786, dependent conditional: 278, dependent unconditional: 508, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 442990, independent: 442204, independent conditional: 21101, independent unconditional: 421103, dependent: 786, dependent conditional: 278, dependent unconditional: 508, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9899, independent: 9766, independent conditional: 206, independent unconditional: 9560, dependent: 133, dependent conditional: 93, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9899, independent: 9650, independent conditional: 0, independent unconditional: 9650, dependent: 249, dependent conditional: 0, dependent unconditional: 249, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 249, independent: 116, independent conditional: 34, independent unconditional: 82, dependent: 133, dependent conditional: 93, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 249, independent: 116, independent conditional: 34, independent unconditional: 82, dependent: 133, dependent conditional: 93, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 516, independent: 192, independent conditional: 99, independent unconditional: 94, dependent: 324, dependent conditional: 274, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 442990, independent: 432438, independent conditional: 20895, independent unconditional: 411543, dependent: 653, dependent conditional: 185, dependent unconditional: 468, unknown: 9899, unknown conditional: 299, unknown unconditional: 9600] , Statistics on independence cache: Total cache size (in pairs): 9899, Positive cache size: 9766, Positive conditional cache size: 206, Positive unconditional cache size: 9560, Negative cache size: 133, Negative conditional cache size: 93, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20932, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 442990, independent: 442204, independent conditional: 41945, independent unconditional: 400259, dependent: 786, dependent conditional: 366, dependent unconditional: 420, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 442990, independent: 442204, independent conditional: 21101, independent unconditional: 421103, dependent: 786, dependent conditional: 278, dependent unconditional: 508, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 442990, independent: 442204, independent conditional: 21101, independent unconditional: 421103, dependent: 786, dependent conditional: 278, dependent unconditional: 508, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 9899, independent: 9766, independent conditional: 206, independent unconditional: 9560, dependent: 133, dependent conditional: 93, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 9899, independent: 9650, independent conditional: 0, independent unconditional: 9650, dependent: 249, dependent conditional: 0, dependent unconditional: 249, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 249, independent: 116, independent conditional: 34, independent unconditional: 82, dependent: 133, dependent conditional: 93, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 249, independent: 116, independent conditional: 34, independent unconditional: 82, dependent: 133, dependent conditional: 93, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 516, independent: 192, independent conditional: 99, independent unconditional: 94, dependent: 324, dependent conditional: 274, dependent unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 442990, independent: 432438, independent conditional: 20895, independent unconditional: 411543, dependent: 653, dependent conditional: 185, dependent unconditional: 468, unknown: 9899, unknown conditional: 299, unknown unconditional: 9600] , Statistics on independence cache: Total cache size (in pairs): 9899, Positive cache size: 9766, Positive conditional cache size: 206, Positive unconditional cache size: 9560, Negative cache size: 133, Negative conditional cache size: 93, Negative unconditional cache size: 40, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20932 ], Independence queries for same thread: 42974 - TimeoutResultAtElement [Line: 929]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing Executor. - TimeoutResultAtElement [Line: 929]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing Executor. - TimeoutResultAtElement [Line: 953]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing Executor. - TimeoutResultAtElement [Line: 929]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing Executor. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 288 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.6s, 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: 63, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 635 ConstructedInterpolants, 0 QuantifiedInterpolants, 985 SizeOfPredicates, 22 NumberOfNonLiveVariables, 482 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 10 InterpolantComputations, 1 PerfectInterpolantSequences, 50/443 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 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 351 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.1s, 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: 95, 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: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 948 NumberOfCodeBlocks, 923 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1193 ConstructedInterpolants, 0 QuantifiedInterpolants, 2660 SizeOfPredicates, 35 NumberOfNonLiveVariables, 839 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 13 InterpolantComputations, 1 PerfectInterpolantSequences, 474/1097 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 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 5 procedures, 414 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 1.7s, 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: 118, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1755 NumberOfCodeBlocks, 1711 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2354 ConstructedInterpolants, 0 QuantifiedInterpolants, 7058 SizeOfPredicates, 57 NumberOfNonLiveVariables, 1646 ConjunctsInSsa, 110 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 2435/3108 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 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 6 procedures, 477 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, 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: 122, 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: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 2217 NumberOfCodeBlocks, 2150 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2986 ConstructedInterpolants, 83 QuantifiedInterpolants, 13195 SizeOfPredicates, 59 NumberOfNonLiveVariables, 2064 ConjunctsInSsa, 118 ConjunctsInUnsatCore, 19 InterpolantComputations, 1 PerfectInterpolantSequences, 3094/3787 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 - StatisticsResult: Ultimate Automizer benchmark data with 5 thread instances CFG has 7 procedures, 540 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 17.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 5.2s, 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: 186, 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: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 3936 NumberOfCodeBlocks, 3874 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 5363 ConstructedInterpolants, 83 QuantifiedInterpolants, 28792 SizeOfPredicates, 82 NumberOfNonLiveVariables, 3728 ConjunctsInSsa, 176 ConjunctsInUnsatCore, 26 InterpolantComputations, 2 PerfectInterpolantSequences, 6190/7188 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 - StatisticsResult: Ultimate Automizer benchmark data with 6 thread instances CFG has 8 procedures, 603 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 29.4s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 9.6s, 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: 274, 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: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 13.3s InterpolantComputationTime, 6316 NumberOfCodeBlocks, 6259 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 8840 ConstructedInterpolants, 83 QuantifiedInterpolants, 43779 SizeOfPredicates, 120 NumberOfNonLiveVariables, 6380 ConjunctsInSsa, 268 ConjunctsInUnsatCore, 35 InterpolantComputations, 2 PerfectInterpolantSequences, 11279/12599 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 - StatisticsResult: Ultimate Automizer benchmark data with 7 thread instances CFG has 9 procedures, 666 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 100.2s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 15.7s, 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: 361, 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: 0.6s SsaConstructionTime, 3.7s SatisfiabilityAnalysisTime, 72.3s InterpolantComputationTime, 9003 NumberOfCodeBlocks, 8951 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 12752 ConstructedInterpolants, 294 QuantifiedInterpolants, 72231 SizeOfPredicates, 195 NumberOfNonLiveVariables, 9238 ConjunctsInSsa, 435 ConjunctsInUnsatCore, 44 InterpolantComputations, 2 PerfectInterpolantSequences, 17409/19576 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 - StatisticsResult: Ultimate Automizer benchmark data with 8 thread instances CFG has 10 procedures, 729 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 667.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 376.7s, 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: 270, 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: 0.3s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 283.8s InterpolantComputationTime, 5826 NumberOfCodeBlocks, 5779 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 8126 ConstructedInterpolants, 478 QuantifiedInterpolants, 108857 SizeOfPredicates, 128 NumberOfNonLiveVariables, 5336 ConjunctsInSsa, 283 ConjunctsInUnsatCore, 21 InterpolantComputations, 3 PerfectInterpolantSequences, 8775/10179 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown