/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 FORWARD --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/test-easy6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-07 03:17:05,252 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-07 03:17:05,333 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-07 03:17:05,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-07 03:17:05,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-07 03:17:05,368 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-07 03:17:05,368 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-07 03:17:05,369 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-07 03:17:05,369 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-07 03:17:05,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-07 03:17:05,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-07 03:17:05,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-07 03:17:05,374 INFO L153 SettingsManager]: * Use SBE=true [2024-05-07 03:17:05,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-07 03:17:05,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-07 03:17:05,376 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-07 03:17:05,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-07 03:17:05,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-07 03:17:05,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-07 03:17:05,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-07 03:17:05,377 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-07 03:17:05,377 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-07 03:17:05,378 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-07 03:17:05,378 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-07 03:17:05,378 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-07 03:17:05,378 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-07 03:17:05,378 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-07 03:17:05,378 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-07 03:17:05,379 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-07 03:17:05,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 03:17:05,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-07 03:17:05,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-07 03:17:05,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-07 03:17:05,381 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-07 03:17:05,381 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-07 03:17:05,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-07 03:17:05,381 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-07 03:17:05,381 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-07 03:17:05,381 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-07 03:17:05,381 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> FORWARD Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-07 03:17:05,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-07 03:17:05,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-07 03:17:05,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-07 03:17:05,664 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-07 03:17:05,664 INFO L274 PluginConnector]: CDTParser initialized [2024-05-07 03:17:05,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/test-easy6.wvr.c [2024-05-07 03:17:06,914 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-07 03:17:07,100 INFO L384 CDTParser]: Found 1 translation units. [2024-05-07 03:17:07,101 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy6.wvr.c [2024-05-07 03:17:07,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/57c8c4b4d/8a3d8c42fd104c7ab53a5106536598a3/FLAG702cf8154 [2024-05-07 03:17:07,123 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/57c8c4b4d/8a3d8c42fd104c7ab53a5106536598a3 [2024-05-07 03:17:07,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-07 03:17:07,126 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-07 03:17:07,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-07 03:17:07,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-07 03:17:07,133 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-07 03:17:07,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@858cf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07, skipping insertion in model container [2024-05-07 03:17:07,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,168 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-07 03:17:07,299 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy6.wvr.c[3046,3059] [2024-05-07 03:17:07,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 03:17:07,313 INFO L202 MainTranslator]: Completed pre-run [2024-05-07 03:17:07,331 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy6.wvr.c[3046,3059] [2024-05-07 03:17:07,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-07 03:17:07,339 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 03:17:07,340 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-07 03:17:07,345 INFO L206 MainTranslator]: Completed translation [2024-05-07 03:17:07,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07 WrapperNode [2024-05-07 03:17:07,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-07 03:17:07,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-07 03:17:07,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-07 03:17:07,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-07 03:17:07,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,376 INFO L138 Inliner]: procedures = 21, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 122 [2024-05-07 03:17:07,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-07 03:17:07,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-07 03:17:07,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-07 03:17:07,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-07 03:17:07,385 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,393 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,400 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,403 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-07 03:17:07,404 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-07 03:17:07,404 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-07 03:17:07,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-07 03:17:07,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (1/1) ... [2024-05-07 03:17:07,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-07 03:17:07,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 03:17:07,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-07 03:17:07,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-07 03:17:07,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-07 03:17:07,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-07 03:17:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-07 03:17:07,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-07 03:17:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-07 03:17:07,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-07 03:17:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-07 03:17:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-07 03:17:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-07 03:17:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-07 03:17:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-07 03:17:07,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-07 03:17:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-07 03:17:07,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-07 03:17:07,498 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-07 03:17:07,587 INFO L241 CfgBuilder]: Building ICFG [2024-05-07 03:17:07,589 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-07 03:17:07,766 INFO L282 CfgBuilder]: Performing block encoding [2024-05-07 03:17:07,815 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-07 03:17:07,816 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-07 03:17:07,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 03:17:07 BoogieIcfgContainer [2024-05-07 03:17:07,817 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-07 03:17:07,820 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-07 03:17:07,820 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-07 03:17:07,823 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-07 03:17:07,823 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.05 03:17:07" (1/3) ... [2024-05-07 03:17:07,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71dae32e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 03:17:07, skipping insertion in model container [2024-05-07 03:17:07,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.05 03:17:07" (2/3) ... [2024-05-07 03:17:07,824 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71dae32e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.05 03:17:07, skipping insertion in model container [2024-05-07 03:17:07,824 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.05 03:17:07" (3/3) ... [2024-05-07 03:17:07,825 INFO L112 eAbstractionObserver]: Analyzing ICFG test-easy6.wvr.c [2024-05-07 03:17:07,833 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-07 03:17:07,869 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-07 03:17:07,869 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-07 03:17:07,869 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-07 03:17:07,949 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-07 03:17:07,993 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-07 03:17:07,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-07 03:17:07,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-07 03:17:07,998 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-07 03:17:08,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-07 03:17:08,049 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-07 03:17:08,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 03:17:08,063 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-07 03:17:08,071 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;@2402c0b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=FORWARD, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-07 03:17:08,072 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-05-07 03:17:08,123 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 03:17:08,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 03:17:08,125 INFO L85 PathProgramCache]: Analyzing trace with hash 990261730, now seen corresponding path program 1 times [2024-05-07 03:17:08,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 03:17:08,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843318111] [2024-05-07 03:17:08,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:08,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:08,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 03:17:08,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843318111] [2024-05-07 03:17:08,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843318111] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 03:17:08,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 03:17:08,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-07 03:17:08,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782627886] [2024-05-07 03:17:08,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 03:17:08,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-07 03:17:08,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 03:17:08,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-07 03:17:08,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-07 03:17:08,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:08,426 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 03:17:08,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.5) internal successors, (67), 2 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 03:17:08,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:08,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:08,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-07 03:17:08,482 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 03:17:08,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 03:17:08,482 INFO L85 PathProgramCache]: Analyzing trace with hash -937853184, now seen corresponding path program 1 times [2024-05-07 03:17:08,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 03:17:08,483 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275347310] [2024-05-07 03:17:08,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:08,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:08,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:08,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 03:17:08,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275347310] [2024-05-07 03:17:08,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275347310] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 03:17:08,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 03:17:08,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-07 03:17:08,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529769491] [2024-05-07 03:17:08,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 03:17:08,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-07 03:17:08,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 03:17:08,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-07 03:17:08,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-05-07 03:17:08,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:08,949 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 03:17:08,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 03:17:08,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:08,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:09,377 INFO L85 PathProgramCache]: Analyzing trace with hash 605870028, now seen corresponding path program 1 times [2024-05-07 03:17:09,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:09,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:09,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:09,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1752780082, now seen corresponding path program 1 times [2024-05-07 03:17:09,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:09,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:09,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:09,569 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:09,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1760007626, now seen corresponding path program 1 times [2024-05-07 03:17:09,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:09,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:09,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:09,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:09,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 03:17:09,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-07 03:17:10,042 INFO L85 PathProgramCache]: Analyzing trace with hash 605870028, now seen corresponding path program 2 times [2024-05-07 03:17:10,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:10,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:10,055 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:10,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1752780082, now seen corresponding path program 2 times [2024-05-07 03:17:10,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:10,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:10,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:10,164 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:10,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:10,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 03:17:10,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-07 03:17:10,289 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 03:17:10,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 03:17:10,290 INFO L85 PathProgramCache]: Analyzing trace with hash -825319108, now seen corresponding path program 2 times [2024-05-07 03:17:10,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 03:17:10,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674194806] [2024-05-07 03:17:10,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:10,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:10,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:10,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 03:17:10,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674194806] [2024-05-07 03:17:10,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674194806] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 03:17:10,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 03:17:10,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-07 03:17:10,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426581776] [2024-05-07 03:17:10,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 03:17:10,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-07 03:17:10,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 03:17:10,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 03:17:10,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-05-07 03:17:10,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:10,435 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 03:17:10,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 03:17:10,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:10,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 03:17:10,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:10,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1622848625, now seen corresponding path program 1 times [2024-05-07 03:17:10,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:10,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:10,843 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:10,998 INFO L85 PathProgramCache]: Analyzing trace with hash 214379247, now seen corresponding path program 1 times [2024-05-07 03:17:10,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:10,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:11,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:11,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1521195634, now seen corresponding path program 3 times [2024-05-07 03:17:11,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:11,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:11,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:11,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:11,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:11,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-07 03:17:11,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-05-07 03:17:11,596 INFO L85 PathProgramCache]: Analyzing trace with hash 214379247, now seen corresponding path program 2 times [2024-05-07 03:17:11,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:11,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:11,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:11,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1867848306, now seen corresponding path program 4 times [2024-05-07 03:17:11,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:11,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:11,699 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-07 03:17:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-07 03:17:11,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 03:17:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:11,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-05-07 03:17:11,777 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 03:17:11,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 03:17:11,778 INFO L85 PathProgramCache]: Analyzing trace with hash -29384544, now seen corresponding path program 3 times [2024-05-07 03:17:11,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 03:17:11,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671386415] [2024-05-07 03:17:11,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:11,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:11,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:11,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 03:17:11,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671386415] [2024-05-07 03:17:11,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671386415] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 03:17:11,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 03:17:11,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-07 03:17:11,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181854862] [2024-05-07 03:17:11,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 03:17:11,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-07 03:17:11,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 03:17:11,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-07 03:17:11,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-07 03:17:11,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:11,918 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 03:17:11,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 03:17:11,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:11,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-07 03:17:11,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:11,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:12,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1363362703, now seen corresponding path program 1 times [2024-05-07 03:17:12,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:12,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:12,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:12,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:12,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:12,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:12,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-07 03:17:12,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-05-07 03:17:12,857 INFO L85 PathProgramCache]: Analyzing trace with hash -1723702446, now seen corresponding path program 5 times [2024-05-07 03:17:12,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:12,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:12,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:12,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:12,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:12,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:13,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-07 03:17:13,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2024-05-07 03:17:13,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:13,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 03:17:13,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:13,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:13,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-07 03:17:13,483 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-05-07 03:17:13,483 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-07 03:17:13,484 INFO L85 PathProgramCache]: Analyzing trace with hash 936623938, now seen corresponding path program 4 times [2024-05-07 03:17:13,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-07 03:17:13,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479584775] [2024-05-07 03:17:13,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-07 03:17:13,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-07 03:17:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-07 03:17:13,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-07 03:17:13,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-07 03:17:13,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479584775] [2024-05-07 03:17:13,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479584775] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-07 03:17:13,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-07 03:17:13,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-07 03:17:13,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959567311] [2024-05-07 03:17:13,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-07 03:17:13,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-07 03:17:13,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-07 03:17:13,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-07 03:17:13,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-05-07 03:17:13,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:13,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-07 03:17:13,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-07 03:17:13,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:13,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-07 03:17:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:13,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:13,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-07 03:17:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-07 03:17:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-07 03:17:14,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-07 03:17:14,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-05-07 03:17:14,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-05-07 03:17:14,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-05-07 03:17:14,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-05-07 03:17:14,341 INFO L448 BasicCegarLoop]: Path program histogram: [5, 4, 2, 2, 1, 1, 1, 1] [2024-05-07 03:17:14,344 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-07 03:17:14,344 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-07 03:17:14,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.05 03:17:14 BasicIcfg [2024-05-07 03:17:14,347 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-07 03:17:14,348 INFO L158 Benchmark]: Toolchain (without parser) took 7221.60ms. Allocated memory was 250.6MB in the beginning and 300.9MB in the end (delta: 50.3MB). Free memory was 183.0MB in the beginning and 124.5MB in the end (delta: 58.4MB). Peak memory consumption was 109.9MB. Max. memory is 8.0GB. [2024-05-07 03:17:14,348 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 250.6MB. Free memory is still 221.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-07 03:17:14,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.22ms. Allocated memory is still 250.6MB. Free memory was 182.5MB in the beginning and 171.5MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-07 03:17:14,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.01ms. Allocated memory is still 250.6MB. Free memory was 171.0MB in the beginning and 169.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-07 03:17:14,349 INFO L158 Benchmark]: Boogie Preprocessor took 25.91ms. Allocated memory is still 250.6MB. Free memory was 169.4MB in the beginning and 168.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-07 03:17:14,349 INFO L158 Benchmark]: RCFGBuilder took 413.19ms. Allocated memory is still 250.6MB. Free memory was 168.3MB in the beginning and 151.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-05-07 03:17:14,349 INFO L158 Benchmark]: TraceAbstraction took 6527.66ms. Allocated memory was 250.6MB in the beginning and 300.9MB in the end (delta: 50.3MB). Free memory was 150.0MB in the beginning and 124.5MB in the end (delta: 25.5MB). Peak memory consumption was 77.4MB. Max. memory is 8.0GB. [2024-05-07 03:17:14,350 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 250.6MB. Free memory is still 221.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 219.22ms. Allocated memory is still 250.6MB. Free memory was 182.5MB in the beginning and 171.5MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 30.01ms. Allocated memory is still 250.6MB. Free memory was 171.0MB in the beginning and 169.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.91ms. Allocated memory is still 250.6MB. Free memory was 169.4MB in the beginning and 168.3MB in the end (delta: 1.0MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 413.19ms. Allocated memory is still 250.6MB. Free memory was 168.3MB in the beginning and 151.0MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 6527.66ms. Allocated memory was 250.6MB in the beginning and 300.9MB in the end (delta: 50.3MB). Free memory was 150.0MB in the beginning and 124.5MB in the end (delta: 25.5MB). Peak memory consumption was 77.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12510, independent: 12421, independent conditional: 12377, independent unconditional: 44, dependent: 89, dependent conditional: 89, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 12504, independent: 12421, independent conditional: 12377, independent unconditional: 44, dependent: 83, dependent conditional: 83, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12504, independent: 12421, independent conditional: 12377, independent unconditional: 44, dependent: 83, dependent conditional: 83, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 12504, independent: 12421, independent conditional: 12377, independent unconditional: 44, dependent: 83, dependent conditional: 83, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12795, independent: 12421, independent conditional: 5990, independent unconditional: 6431, dependent: 374, dependent conditional: 280, dependent unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12795, independent: 12421, independent conditional: 2013, independent unconditional: 10408, dependent: 374, dependent conditional: 132, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12795, independent: 12421, independent conditional: 2013, independent unconditional: 10408, dependent: 374, dependent conditional: 132, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 512, independent: 473, independent conditional: 104, independent unconditional: 369, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 512, independent: 467, independent conditional: 0, independent unconditional: 467, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, independent: 11, independent conditional: 6, independent unconditional: 5, dependent: 81, dependent conditional: 46, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12795, independent: 11948, independent conditional: 1909, independent unconditional: 10039, dependent: 335, dependent conditional: 106, dependent unconditional: 229, unknown: 512, unknown conditional: 130, unknown unconditional: 382] , Statistics on independence cache: Total cache size (in pairs): 512, Positive cache size: 473, Positive conditional cache size: 104, Positive unconditional cache size: 369, Negative cache size: 39, Negative conditional cache size: 26, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4125, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12795, independent: 12421, independent conditional: 5990, independent unconditional: 6431, dependent: 374, dependent conditional: 280, dependent unconditional: 94, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12795, independent: 12421, independent conditional: 2013, independent unconditional: 10408, dependent: 374, dependent conditional: 132, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12795, independent: 12421, independent conditional: 2013, independent unconditional: 10408, dependent: 374, dependent conditional: 132, dependent unconditional: 242, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 512, independent: 473, independent conditional: 104, independent unconditional: 369, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 512, independent: 467, independent conditional: 0, independent unconditional: 467, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 45, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 39, dependent conditional: 26, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 92, independent: 11, independent conditional: 6, independent unconditional: 5, dependent: 81, dependent conditional: 46, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 12795, independent: 11948, independent conditional: 1909, independent unconditional: 10039, dependent: 335, dependent conditional: 106, dependent unconditional: 229, unknown: 512, unknown conditional: 130, unknown unconditional: 382] , Statistics on independence cache: Total cache size (in pairs): 512, Positive cache size: 473, Positive conditional cache size: 104, Positive unconditional cache size: 369, Negative cache size: 39, Negative conditional cache size: 26, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4125 ], Independence queries for same thread: 6 - PositiveResult [Line: 116]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 5.0s, 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: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 331 NumberOfCodeBlocks, 331 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 326 ConstructedInterpolants, 0 QuantifiedInterpolants, 806 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 3.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 4, ConditionalCommutativityConditionCalculations: 40, ConditionalCommutativityTraceChecks: 12, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-07 03:17:14,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-07 03:17:14,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...