/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-9b88b13 [2024-11-17 13:34:20,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 13:34:20,371 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-17 13:34:20,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 13:34:20,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 13:34:20,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 13:34:20,401 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 13:34:20,401 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 13:34:20,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 13:34:20,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 13:34:20,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 13:34:20,403 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 13:34:20,403 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 13:34:20,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 13:34:20,404 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 13:34:20,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-17 13:34:20,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-17 13:34:20,405 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP [2024-11-17 13:34:20,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 13:34:20,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 13:34:20,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 13:34:20,640 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 13:34:20,641 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 13:34:20,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i [2024-11-17 13:34:21,899 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b2c65bfd6/d2808a33dcf94495aa9c078e614adfca/FLAG848e8ed94 [2024-11-17 13:34:22,209 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 13:34:22,210 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i [2024-11-17 13:34:22,229 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b2c65bfd6/d2808a33dcf94495aa9c078e614adfca/FLAG848e8ed94 [2024-11-17 13:34:22,487 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b2c65bfd6/d2808a33dcf94495aa9c078e614adfca [2024-11-17 13:34:22,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 13:34:22,490 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-17 13:34:22,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 13:34:22,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 13:34:22,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 13:34:22,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d5316a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22, skipping insertion in model container [2024-11-17 13:34:22,507 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,534 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 13:34:22,652 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i[1092,1105] [2024-11-17 13:34:22,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 13:34:22,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 13:34:22,785 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/36-apron_21-traces-cluster-based_true.i[1092,1105] [2024-11-17 13:34:22,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 13:34:22,831 INFO L204 MainTranslator]: Completed translation [2024-11-17 13:34:22,831 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22 WrapperNode [2024-11-17 13:34:22,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 13:34:22,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 13:34:22,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 13:34:22,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 13:34:22,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,876 INFO L138 Inliner]: procedures = 165, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 137 [2024-11-17 13:34:22,876 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 13:34:22,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 13:34:22,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 13:34:22,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 13:34:22,883 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,887 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 13:34:22,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-17 13:34:22,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-17 13:34:22,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-17 13:34:22,910 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (1/1) ... [2024-11-17 13:34:22,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-17 13:34:22,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 13:34:22,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-17 13:34:22,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-17 13:34:22,955 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2024-11-17 13:34:22,955 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2024-11-17 13:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-17 13:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 13:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2024-11-17 13:34:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2024-11-17 13:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-17 13:34:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-17 13:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-17 13:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-17 13:34:22,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 13:34:22,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 13:34:22,957 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-17 13:34:23,061 INFO L238 CfgBuilder]: Building ICFG [2024-11-17 13:34:23,062 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 13:34:23,236 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-17 13:34:23,237 INFO L287 CfgBuilder]: Performing block encoding [2024-11-17 13:34:23,263 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 13:34:23,263 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 13:34:23,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:34:23 BoogieIcfgContainer [2024-11-17 13:34:23,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-17 13:34:23,266 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 13:34:23,266 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 13:34:23,269 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 13:34:23,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:34:22" (1/3) ... [2024-11-17 13:34:23,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15e40f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:34:23, skipping insertion in model container [2024-11-17 13:34:23,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:34:22" (2/3) ... [2024-11-17 13:34:23,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15e40f53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:34:23, skipping insertion in model container [2024-11-17 13:34:23,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:34:23" (3/3) ... [2024-11-17 13:34:23,271 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_21-traces-cluster-based_true.i [2024-11-17 13:34:23,281 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 13:34:23,282 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 36-apron_21-traces-cluster-based_true.i that has 4 procedures, 168 locations, 1 initial locations, 0 loop locations, and 4 error locations. [2024-11-17 13:34:23,282 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-17 13:34:23,374 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-17 13:34:23,418 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:34:23,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-17 13:34:23,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 13:34:23,423 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-17 13:34:23,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-17 13:34:23,488 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-17 13:34:23,494 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t3_funThread1of1ForFork0 ======== [2024-11-17 13:34:23,500 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@152d6763, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:34:23,500 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-17 13:34:24,300 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:34:24,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:24,304 INFO L85 PathProgramCache]: Analyzing trace with hash -695351149, now seen corresponding path program 1 times [2024-11-17 13:34:24,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:24,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455539522] [2024-11-17 13:34:24,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:24,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:24,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:24,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:24,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455539522] [2024-11-17 13:34:24,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455539522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:24,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:24,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:24,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279944069] [2024-11-17 13:34:24,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:24,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:24,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:24,852 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:24,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:24,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:24,855 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:24,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.75) internal successors, (118), 8 states have internal predecessors, (118), 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) [2024-11-17 13:34:24,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:25,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:25,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 13:34:25,035 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:34:25,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:25,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1313108235, now seen corresponding path program 1 times [2024-11-17 13:34:25,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:25,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541059161] [2024-11-17 13:34:25,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:25,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:25,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:25,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:25,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541059161] [2024-11-17 13:34:25,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541059161] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:25,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:25,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:25,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825122132] [2024-11-17 13:34:25,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:25,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:25,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:25,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:25,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:25,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:25,396 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:25,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.125) internal successors, (121), 8 states have internal predecessors, (121), 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) [2024-11-17 13:34:25,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:25,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:30,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:30,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:30,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-17 13:34:30,105 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:34:30,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:30,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1377804544, now seen corresponding path program 1 times [2024-11-17 13:34:30,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:30,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126868589] [2024-11-17 13:34:30,106 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:30,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:30,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:30,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:30,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126868589] [2024-11-17 13:34:30,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126868589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:30,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:30,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 13:34:30,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402394102] [2024-11-17 13:34:30,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:30,220 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 13:34:30,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:30,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 13:34:30,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 13:34:30,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:30,221 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:30,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 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) [2024-11-17 13:34:30,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:30,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:30,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:31,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:31,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:31,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:31,407 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 13:34:31,407 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:34:31,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:31,407 INFO L85 PathProgramCache]: Analyzing trace with hash -936344127, now seen corresponding path program 1 times [2024-11-17 13:34:31,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:31,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443142275] [2024-11-17 13:34:31,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:31,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:31,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:31,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:31,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443142275] [2024-11-17 13:34:31,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443142275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:31,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:31,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 13:34:31,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321215180] [2024-11-17 13:34:31,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:31,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 13:34:31,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:31,622 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 13:34:31,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 13:34:31,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:31,623 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:31,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 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) [2024-11-17 13:34:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:33,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:33,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:33,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:33,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:33,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 13:34:33,108 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:34:33,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:33,109 INFO L85 PathProgramCache]: Analyzing trace with hash 823301656, now seen corresponding path program 1 times [2024-11-17 13:34:33,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:33,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545301662] [2024-11-17 13:34:33,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:33,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:33,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:33,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545301662] [2024-11-17 13:34:33,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545301662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:33,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:33,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:33,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259552911] [2024-11-17 13:34:33,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:33,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:33,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:33,255 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:33,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:33,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:33,255 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:33,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.625) internal successors, (101), 8 states have internal predecessors, (101), 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) [2024-11-17 13:34:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:33,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:34,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:34,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:34,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:34,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:34,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:34:34,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 13:34:34,329 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:34:34,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:34,330 INFO L85 PathProgramCache]: Analyzing trace with hash 313325926, now seen corresponding path program 1 times [2024-11-17 13:34:34,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:34,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518124855] [2024-11-17 13:34:34,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:34,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:34,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:34,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518124855] [2024-11-17 13:34:34,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518124855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:34,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:34,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:34,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989734802] [2024-11-17 13:34:34,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:34,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:34,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:34,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:34,496 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:34,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:34,496 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:34,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.0) internal successors, (104), 8 states have internal predecessors, (104), 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) [2024-11-17 13:34:34,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:34,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:34,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:34,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:34,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:34:34,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:37,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:37,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:37,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:37,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:37,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-17 13:34:37,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:37,466 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t3_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-17 13:34:37,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-17 13:34:37,469 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-17 13:34:37,470 INFO L320 ceAbstractionStarter]: Result for error location t3_funThread1of1ForFork0 was SAFE (1/3) [2024-11-17 13:34:37,473 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:34:37,474 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-17 13:34:37,474 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-17 13:34:37,474 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@152d6763, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:34:37,474 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-17 13:34:37,485 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:37,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:37,486 INFO L85 PathProgramCache]: Analyzing trace with hash -546556042, now seen corresponding path program 1 times [2024-11-17 13:34:37,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:37,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123849347] [2024-11-17 13:34:37,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:37,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:37,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:37,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:37,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123849347] [2024-11-17 13:34:37,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123849347] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:37,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:37,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:37,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450880946] [2024-11-17 13:34:37,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:37,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:37,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:37,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:37,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:37,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:37,614 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:37,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.375) internal successors, (131), 8 states have internal predecessors, (131), 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) [2024-11-17 13:34:37,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:37,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:37,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-17 13:34:37,714 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:37,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:37,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1950543362, now seen corresponding path program 1 times [2024-11-17 13:34:37,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:37,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425441592] [2024-11-17 13:34:37,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:37,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:38,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:38,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425441592] [2024-11-17 13:34:38,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425441592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:38,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:38,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:38,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530420231] [2024-11-17 13:34:38,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:38,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:38,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:38,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:38,062 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:38,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:38,063 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:38,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.75) internal successors, (134), 8 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) [2024-11-17 13:34:38,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:38,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:38,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:38,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:38,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-17 13:34:38,189 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:38,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:38,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1906854705, now seen corresponding path program 1 times [2024-11-17 13:34:38,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:38,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276558246] [2024-11-17 13:34:38,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:38,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:38,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:38,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:38,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276558246] [2024-11-17 13:34:38,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276558246] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:38,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:38,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:38,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031532145] [2024-11-17 13:34:38,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:38,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:38,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:38,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:38,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:38,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:38,389 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:38,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.125) internal successors, (137), 8 states have internal predecessors, (137), 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) [2024-11-17 13:34:38,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:38,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:34:38,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:45,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:45,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-17 13:34:45,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-17 13:34:45,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-17 13:34:45,378 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:45,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:45,378 INFO L85 PathProgramCache]: Analyzing trace with hash -850732032, now seen corresponding path program 2 times [2024-11-17 13:34:45,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:45,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771037547] [2024-11-17 13:34:45,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:45,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:45,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:45,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:45,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771037547] [2024-11-17 13:34:45,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771037547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:45,449 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:45,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 13:34:45,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073834690] [2024-11-17 13:34:45,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:45,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 13:34:45,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:45,451 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 13:34:45,451 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 13:34:45,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:45,451 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:45,451 INFO L472 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) [2024-11-17 13:34:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-17 13:34:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-17 13:34:45,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:48,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:48,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-17 13:34:48,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:48,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:48,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-17 13:34:48,970 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:48,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:48,970 INFO L85 PathProgramCache]: Analyzing trace with hash 2025772296, now seen corresponding path program 1 times [2024-11-17 13:34:48,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:48,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973548574] [2024-11-17 13:34:48,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:48,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:49,147 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:49,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973548574] [2024-11-17 13:34:49,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973548574] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:49,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:49,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 13:34:49,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402282421] [2024-11-17 13:34:49,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:49,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 13:34:49,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:49,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 13:34:49,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 13:34:49,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:49,148 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:49,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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) [2024-11-17 13:34:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-17 13:34:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:49,148 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:52,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:52,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:52,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:52,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:52,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:52,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-17 13:34:52,603 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:52,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:52,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1374270959, now seen corresponding path program 1 times [2024-11-17 13:34:52,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:52,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497476729] [2024-11-17 13:34:52,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:52,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:52,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:52,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:52,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497476729] [2024-11-17 13:34:52,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497476729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:52,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:52,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:52,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098568448] [2024-11-17 13:34:52,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:52,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:52,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:52,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:52,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:52,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:52,689 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:52,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.25) internal successors, (114), 8 states have internal predecessors, (114), 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) [2024-11-17 13:34:52,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:52,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:52,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:52,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:52,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:52,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:55,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:55,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:55,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:55,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:55,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:55,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:34:55,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-17 13:34:55,674 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:55,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:55,675 INFO L85 PathProgramCache]: Analyzing trace with hash 1296577923, now seen corresponding path program 1 times [2024-11-17 13:34:55,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:55,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372491681] [2024-11-17 13:34:55,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:55,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:55,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:55,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372491681] [2024-11-17 13:34:55,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372491681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:55,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:55,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:55,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867142417] [2024-11-17 13:34:55,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:55,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:55,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:55,823 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:55,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:55,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:55,824 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:55,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 13:34:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:34:55,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:34:58,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:58,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-17 13:34:58,478 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:34:58,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:34:58,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1348648332, now seen corresponding path program 1 times [2024-11-17 13:34:58,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:34:58,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707022061] [2024-11-17 13:34:58,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:34:58,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:34:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:34:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:34:58,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:34:58,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707022061] [2024-11-17 13:34:58,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707022061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:34:58,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:34:58,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:34:58,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164100260] [2024-11-17 13:34:58,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:34:58,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:34:58,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:34:58,629 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:34:58,629 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:34:58,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:34:58,629 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:34:58,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 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) [2024-11-17 13:34:58,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:34:58,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-17 13:34:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:34:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:34:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:34:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:34:58,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:35:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:35:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:03,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:03,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-17 13:35:03,546 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-17 13:35:03,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:03,546 INFO L85 PathProgramCache]: Analyzing trace with hash -631414113, now seen corresponding path program 2 times [2024-11-17 13:35:03,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:03,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415101186] [2024-11-17 13:35:03,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:03,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:03,678 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:03,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415101186] [2024-11-17 13:35:03,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415101186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:03,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:03,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 13:35:03,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951881142] [2024-11-17 13:35:03,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:03,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 13:35:03,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:03,679 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 13:35:03,679 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 13:35:03,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:03,679 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:03,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.833333333333332) internal successors, (137), 6 states have internal predecessors, (137), 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) [2024-11-17 13:35:03,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:35:03,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:03,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:03,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:03,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:35:03,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:03,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:03,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:03,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:15,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-17 13:35:15,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:15,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:15,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:15,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:35:15,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:15,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:15,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:15,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:35:15,292 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-17 13:35:15,292 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-11-17 13:35:15,292 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-17 13:35:15,292 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-17 13:35:15,292 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-17 13:35:15,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-17 13:35:15,299 INFO L422 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1] [2024-11-17 13:35:15,300 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE (2/3) [2024-11-17 13:35:15,303 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:35:15,304 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-17 13:35:15,309 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2_funThread1of1ForFork2 ======== [2024-11-17 13:35:15,310 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@152d6763, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:35:15,310 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-17 13:35:15,319 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:35:15,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:15,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1647252918, now seen corresponding path program 1 times [2024-11-17 13:35:15,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:15,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456820362] [2024-11-17 13:35:15,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:15,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:15,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:15,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:15,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456820362] [2024-11-17 13:35:15,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456820362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:15,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:15,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:35:15,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798324274] [2024-11-17 13:35:15,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:15,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:35:15,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:15,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:35:15,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:35:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:15,387 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:15,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.0) internal successors, (88), 8 states have internal predecessors, (88), 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) [2024-11-17 13:35:15,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:16,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:16,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-17 13:35:16,986 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:35:16,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:16,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1831313499, now seen corresponding path program 1 times [2024-11-17 13:35:16,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:16,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867105532] [2024-11-17 13:35:16,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:16,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:17,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:17,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867105532] [2024-11-17 13:35:17,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867105532] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:17,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:17,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 13:35:17,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953970997] [2024-11-17 13:35:17,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:17,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 13:35:17,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:17,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 13:35:17,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 13:35:17,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:17,033 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:17,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 3 states have internal predecessors, (112), 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) [2024-11-17 13:35:17,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:17,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:17,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:17,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:17,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-17 13:35:17,598 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:35:17,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:17,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1425206037, now seen corresponding path program 2 times [2024-11-17 13:35:17,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:17,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671149728] [2024-11-17 13:35:17,599 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:17,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:17,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:17,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:17,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671149728] [2024-11-17 13:35:17,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671149728] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:17,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:17,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:35:17,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44851859] [2024-11-17 13:35:17,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:17,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:35:17,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:17,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:35:17,674 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:35:17,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:17,674 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:17,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 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) [2024-11-17 13:35:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:17,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:18,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:18,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:18,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:18,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-17 13:35:18,663 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:35:18,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:18,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1634972259, now seen corresponding path program 1 times [2024-11-17 13:35:18,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:18,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603373311] [2024-11-17 13:35:18,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:18,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:18,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:18,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:18,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603373311] [2024-11-17 13:35:18,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603373311] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:18,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:18,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:35:18,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456307907] [2024-11-17 13:35:18,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:18,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:35:18,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:18,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:35:18,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:35:18,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:18,751 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:18,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 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) [2024-11-17 13:35:18,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:18,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:18,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:18,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:19,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:19,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:19,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:19,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 13:35:19,703 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-17 13:35:19,703 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:35:19,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:19,703 INFO L85 PathProgramCache]: Analyzing trace with hash -2047282804, now seen corresponding path program 1 times [2024-11-17 13:35:19,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:19,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655905323] [2024-11-17 13:35:19,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:19,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:19,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:19,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655905323] [2024-11-17 13:35:19,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655905323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:19,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:19,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 13:35:19,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105170423] [2024-11-17 13:35:19,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:19,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 13:35:19,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:19,745 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 13:35:19,745 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 13:35:19,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:19,745 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:19,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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) [2024-11-17 13:35:19,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:19,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:19,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:19,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-17 13:35:19,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:20,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 13:35:20,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:20,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-17 13:35:20,921 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:35:20,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:20,922 INFO L85 PathProgramCache]: Analyzing trace with hash -20360116, now seen corresponding path program 2 times [2024-11-17 13:35:20,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:20,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678521523] [2024-11-17 13:35:20,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:20,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:21,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:21,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678521523] [2024-11-17 13:35:21,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678521523] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:21,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:21,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:35:21,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489881092] [2024-11-17 13:35:21,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:21,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:35:21,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:21,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:35:21,006 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:35:21,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:21,006 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:21,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.375) internal successors, (107), 8 states have internal predecessors, (107), 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) [2024-11-17 13:35:21,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:21,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:21,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:21,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-17 13:35:21,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:21,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 13:35:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:21,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:21,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-17 13:35:21,993 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 13:35:21,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:35:21,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1519657143, now seen corresponding path program 1 times [2024-11-17 13:35:21,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:35:21,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820443174] [2024-11-17 13:35:21,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:35:21,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:35:22,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:35:22,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:35:22,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:35:22,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820443174] [2024-11-17 13:35:22,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820443174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:35:22,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:35:22,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 13:35:22,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743216041] [2024-11-17 13:35:22,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:35:22,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 13:35:22,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:35:22,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 13:35:22,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 13:35:22,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:22,066 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:35:22,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 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) [2024-11-17 13:35:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-17 13:35:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:22,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:35:23,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:35:23,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:23,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 13:35:23,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 13:35:23,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 13:35:23,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:35:23,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:35:23,333 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-17 13:35:23,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-17 13:35:23,334 INFO L422 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1] [2024-11-17 13:35:23,334 INFO L320 ceAbstractionStarter]: Result for error location t2_funThread1of1ForFork2 was SAFE (3/3) [2024-11-17 13:35:23,335 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-17 13:35:23,335 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-17 13:35:23,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-17 13:35:23,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 01:35:23 BasicIcfg [2024-11-17 13:35:23,355 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 13:35:23,356 INFO L158 Benchmark]: Toolchain (without parser) took 60865.77ms. Allocated memory was 100.7MB in the beginning and 6.6GB in the end (delta: 6.5GB). Free memory was 71.0MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2024-11-17 13:35:23,356 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-17 13:35:23,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.30ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 50.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-17 13:35:23,357 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.12ms. Allocated memory is still 100.7MB. Free memory was 50.7MB in the beginning and 48.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-17 13:35:23,357 INFO L158 Benchmark]: Boogie Preprocessor took 27.59ms. Allocated memory is still 100.7MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-17 13:35:23,357 INFO L158 Benchmark]: RCFGBuilder took 359.09ms. Allocated memory is still 100.7MB. Free memory was 47.4MB in the beginning and 27.3MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-17 13:35:23,357 INFO L158 Benchmark]: TraceAbstraction took 60089.83ms. Allocated memory was 100.7MB in the beginning and 6.6GB in the end (delta: 6.5GB). Free memory was 26.7MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. [2024-11-17 13:35:23,358 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 340.30ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 50.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.12ms. Allocated memory is still 100.7MB. Free memory was 50.7MB in the beginning and 48.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 27.59ms. Allocated memory is still 100.7MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 359.09ms. Allocated memory is still 100.7MB. Free memory was 47.4MB in the beginning and 27.3MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 60089.83ms. Allocated memory was 100.7MB in the beginning and 6.6GB in the end (delta: 6.5GB). Free memory was 26.7MB in the beginning and 4.9GB in the end (delta: -4.8GB). Peak memory consumption was 2.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 808111, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 14875, dependent conditional: 14770, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 803128, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 9892, dependent conditional: 9787, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 803128, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 9892, dependent conditional: 9787, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 834630, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 41394, dependent conditional: 41289, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 834630, independent: 793236, independent conditional: 3350, independent unconditional: 789886, dependent: 41394, dependent conditional: 5407, dependent unconditional: 35987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 834630, independent: 793236, independent conditional: 3350, independent unconditional: 789886, dependent: 41394, dependent conditional: 5407, dependent unconditional: 35987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10268, independent: 10090, independent conditional: 25, independent unconditional: 10065, dependent: 178, dependent conditional: 73, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10268, independent: 9977, independent conditional: 0, independent unconditional: 9977, dependent: 291, dependent conditional: 0, dependent unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 291, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 178, dependent conditional: 73, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 291, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 178, dependent conditional: 73, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2260, independent: 948, independent conditional: 219, independent unconditional: 730, dependent: 1312, dependent conditional: 402, dependent unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 834630, independent: 783146, independent conditional: 3325, independent unconditional: 779821, dependent: 41216, dependent conditional: 5334, dependent unconditional: 35882, unknown: 10268, unknown conditional: 98, unknown unconditional: 10170] , Statistics on independence cache: Total cache size (in pairs): 10268, Positive cache size: 10090, Positive conditional cache size: 25, Positive unconditional cache size: 10065, Negative cache size: 178, Negative conditional cache size: 73, Negative unconditional cache size: 105, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 815703, Maximal queried relation: 6, Independence queries for same thread: 4983, Persistent sets #1 benchmarks: Persistent set computation time: 3.4s, Number of persistent set computation: 55951, Number of trivial persistent sets: 28132, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10170, independent: 10065, independent conditional: 0, independent unconditional: 10065, dependent: 105, dependent conditional: 0, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 808111, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 14875, dependent conditional: 14770, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 803128, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 9892, dependent conditional: 9787, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 803128, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 9892, dependent conditional: 9787, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 834630, independent: 793236, independent conditional: 783171, independent unconditional: 10065, dependent: 41394, dependent conditional: 41289, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 834630, independent: 793236, independent conditional: 3350, independent unconditional: 789886, dependent: 41394, dependent conditional: 5407, dependent unconditional: 35987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 834630, independent: 793236, independent conditional: 3350, independent unconditional: 789886, dependent: 41394, dependent conditional: 5407, dependent unconditional: 35987, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10268, independent: 10090, independent conditional: 25, independent unconditional: 10065, dependent: 178, dependent conditional: 73, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10268, independent: 9977, independent conditional: 0, independent unconditional: 9977, dependent: 291, dependent conditional: 0, dependent unconditional: 291, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 291, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 178, dependent conditional: 73, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 291, independent: 113, independent conditional: 25, independent unconditional: 88, dependent: 178, dependent conditional: 73, dependent unconditional: 105, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2260, independent: 948, independent conditional: 219, independent unconditional: 730, dependent: 1312, dependent conditional: 402, dependent unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 834630, independent: 783146, independent conditional: 3325, independent unconditional: 779821, dependent: 41216, dependent conditional: 5334, dependent unconditional: 35882, unknown: 10268, unknown conditional: 98, unknown unconditional: 10170] , Statistics on independence cache: Total cache size (in pairs): 10268, Positive cache size: 10090, Positive conditional cache size: 25, Positive unconditional cache size: 10065, Negative cache size: 178, Negative conditional cache size: 73, Negative unconditional cache size: 105, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 815703, Maximal queried relation: 6, Independence queries for same thread: 4983 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3678239, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 59583, dependent conditional: 59477, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3633977, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 15321, dependent conditional: 15215, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3633977, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 15321, dependent conditional: 15215, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3700394, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 81738, dependent conditional: 81632, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3700394, independent: 3618656, independent conditional: 6928, independent unconditional: 3611728, dependent: 81738, dependent conditional: 10148, dependent unconditional: 71590, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3700394, independent: 3618656, independent conditional: 6928, independent unconditional: 3611728, dependent: 81738, dependent conditional: 10148, dependent unconditional: 71590, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 881, independent: 815, independent conditional: 38, independent unconditional: 777, dependent: 66, dependent conditional: 65, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 881, independent: 777, independent conditional: 0, independent unconditional: 777, dependent: 104, dependent conditional: 0, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 104, independent: 38, independent conditional: 38, independent unconditional: 0, dependent: 66, dependent conditional: 65, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 104, independent: 38, independent conditional: 38, independent unconditional: 0, dependent: 66, dependent conditional: 65, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 824, independent: 337, independent conditional: 337, independent unconditional: 0, dependent: 487, dependent conditional: 480, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3700394, independent: 3617841, independent conditional: 6890, independent unconditional: 3610951, dependent: 81672, dependent conditional: 10083, dependent unconditional: 71589, unknown: 881, unknown conditional: 103, unknown unconditional: 778] , Statistics on independence cache: Total cache size (in pairs): 11051, Positive cache size: 10880, Positive conditional cache size: 38, Positive unconditional cache size: 10842, Negative cache size: 171, Negative conditional cache size: 65, Negative unconditional cache size: 106, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3672520, Maximal queried relation: 8, Independence queries for same thread: 44262, Persistent sets #1 benchmarks: Persistent set computation time: 3.6s, Number of persistent set computation: 237935, Number of trivial persistent sets: 237935, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10798, independent: 10692, independent conditional: 0, independent unconditional: 10692, dependent: 106, dependent conditional: 0, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3678239, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 59583, dependent conditional: 59477, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3633977, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 15321, dependent conditional: 15215, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3633977, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 15321, dependent conditional: 15215, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3700394, independent: 3618656, independent conditional: 3607964, independent unconditional: 10692, dependent: 81738, dependent conditional: 81632, dependent unconditional: 106, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3700394, independent: 3618656, independent conditional: 6928, independent unconditional: 3611728, dependent: 81738, dependent conditional: 10148, dependent unconditional: 71590, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3700394, independent: 3618656, independent conditional: 6928, independent unconditional: 3611728, dependent: 81738, dependent conditional: 10148, dependent unconditional: 71590, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 881, independent: 815, independent conditional: 38, independent unconditional: 777, dependent: 66, dependent conditional: 65, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 881, independent: 777, independent conditional: 0, independent unconditional: 777, dependent: 104, dependent conditional: 0, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 104, independent: 38, independent conditional: 38, independent unconditional: 0, dependent: 66, dependent conditional: 65, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 104, independent: 38, independent conditional: 38, independent unconditional: 0, dependent: 66, dependent conditional: 65, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 824, independent: 337, independent conditional: 337, independent unconditional: 0, dependent: 487, dependent conditional: 480, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 3700394, independent: 3617841, independent conditional: 6890, independent unconditional: 3610951, dependent: 81672, dependent conditional: 10083, dependent unconditional: 71589, unknown: 881, unknown conditional: 103, unknown unconditional: 778] , Statistics on independence cache: Total cache size (in pairs): 11051, Positive cache size: 10880, Positive conditional cache size: 38, Positive unconditional cache size: 10842, Negative cache size: 171, Negative conditional cache size: 65, Negative unconditional cache size: 106, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3672520, Maximal queried relation: 8, Independence queries for same thread: 44262 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 790642, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 23263, dependent conditional: 23152, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 786272, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 18893, dependent conditional: 18782, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 786272, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 18893, dependent conditional: 18782, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 834236, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 66857, dependent conditional: 66746, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 834236, independent: 767379, independent conditional: 3618, independent unconditional: 763761, dependent: 66857, dependent conditional: 8966, dependent unconditional: 57891, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 834236, independent: 767379, independent conditional: 3618, independent unconditional: 763761, dependent: 66857, dependent conditional: 8966, dependent unconditional: 57891, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 206, independent: 99, independent conditional: 36, independent unconditional: 63, dependent: 107, dependent conditional: 101, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 206, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 145, dependent conditional: 0, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 145, independent: 38, independent conditional: 36, independent unconditional: 2, dependent: 107, dependent conditional: 101, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 145, independent: 38, independent conditional: 36, independent unconditional: 2, dependent: 107, dependent conditional: 101, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 960, independent: 293, independent conditional: 283, independent unconditional: 10, dependent: 667, dependent conditional: 627, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 834236, independent: 767280, independent conditional: 3582, independent unconditional: 763698, dependent: 66750, dependent conditional: 8865, dependent unconditional: 57885, unknown: 206, unknown conditional: 137, unknown unconditional: 69] , Statistics on independence cache: Total cache size (in pairs): 11154, Positive cache size: 10941, Positive conditional cache size: 36, Positive unconditional cache size: 10905, Negative cache size: 213, Negative conditional cache size: 101, Negative unconditional cache size: 112, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 811969, Maximal queried relation: 6, Independence queries for same thread: 4370, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 27638, Number of trivial persistent sets: 14216, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9683, independent: 9572, independent conditional: 0, independent unconditional: 9572, dependent: 111, dependent conditional: 0, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 790642, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 23263, dependent conditional: 23152, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 786272, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 18893, dependent conditional: 18782, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 786272, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 18893, dependent conditional: 18782, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 834236, independent: 767379, independent conditional: 757807, independent unconditional: 9572, dependent: 66857, dependent conditional: 66746, dependent unconditional: 111, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 834236, independent: 767379, independent conditional: 3618, independent unconditional: 763761, dependent: 66857, dependent conditional: 8966, dependent unconditional: 57891, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 834236, independent: 767379, independent conditional: 3618, independent unconditional: 763761, dependent: 66857, dependent conditional: 8966, dependent unconditional: 57891, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 206, independent: 99, independent conditional: 36, independent unconditional: 63, dependent: 107, dependent conditional: 101, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 206, independent: 61, independent conditional: 0, independent unconditional: 61, dependent: 145, dependent conditional: 0, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 145, independent: 38, independent conditional: 36, independent unconditional: 2, dependent: 107, dependent conditional: 101, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 145, independent: 38, independent conditional: 36, independent unconditional: 2, dependent: 107, dependent conditional: 101, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 960, independent: 293, independent conditional: 283, independent unconditional: 10, dependent: 667, dependent conditional: 627, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 834236, independent: 767280, independent conditional: 3582, independent unconditional: 763698, dependent: 66750, dependent conditional: 8865, dependent unconditional: 57885, unknown: 206, unknown conditional: 137, unknown unconditional: 69] , Statistics on independence cache: Total cache size (in pairs): 11154, Positive cache size: 10941, Positive conditional cache size: 36, Positive unconditional cache size: 10905, Negative cache size: 213, Negative conditional cache size: 101, Negative unconditional cache size: 112, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 811969, Maximal queried relation: 6, Independence queries for same thread: 4370 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t3_funThread1of1ForFork0 with 1 thread instances CFG has 7 procedures, 253 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 14.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 12.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 670 NumberOfCodeBlocks, 670 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 664 ConstructedInterpolants, 0 QuantifiedInterpolants, 1983 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 253 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 37.8s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 36.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 94, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1149 NumberOfCodeBlocks, 1149 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1140 ConstructedInterpolants, 0 QuantifiedInterpolants, 3250 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2_funThread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 253 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 8.0s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 7.5s, 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: 58, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 709 NumberOfCodeBlocks, 709 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 702 ConstructedInterpolants, 0 QuantifiedInterpolants, 1882 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-17 13:35:23,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...