/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 --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --traceabstraction.refinement.strategy.for.commutativity.condition.synthesis BADGER -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-chromosome-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 16:38:17,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 16:38:17,758 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 16:38:17,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 16:38:17,763 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 16:38:17,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 16:38:17,775 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 16:38:17,775 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 16:38:17,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 16:38:17,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 16:38:17,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 16:38:17,776 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 16:38:17,776 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 16:38:17,776 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 16:38:17,777 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 16:38:17,777 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 16:38:17,777 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 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Refinement strategy for commutativity condition synthesis -> BADGER [2024-11-14 16:38:17,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 16:38:17,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 16:38:17,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 16:38:17,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 16:38:17,990 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 16:38:17,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/chl-chromosome-symm.wvr.c [2024-11-14 16:38:19,131 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 16:38:19,367 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 16:38:19,367 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/chl-chromosome-symm.wvr.c [2024-11-14 16:38:19,375 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6247a419d/99ac02c136b84b8e866e34c02f0f4d83/FLAG0c82f0cdb [2024-11-14 16:38:19,704 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6247a419d/99ac02c136b84b8e866e34c02f0f4d83 [2024-11-14 16:38:19,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 16:38:19,706 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 16:38:19,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 16:38:19,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 16:38:19,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 16:38:19,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c604417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19, skipping insertion in model container [2024-11-14 16:38:19,712 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 16:38:19,843 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/weaver/chl-chromosome-symm.wvr.c[2721,2734] [2024-11-14 16:38:19,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 16:38:19,863 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 16:38:19,878 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/weaver/chl-chromosome-symm.wvr.c[2721,2734] [2024-11-14 16:38:19,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 16:38:19,894 INFO L204 MainTranslator]: Completed translation [2024-11-14 16:38:19,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19 WrapperNode [2024-11-14 16:38:19,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 16:38:19,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 16:38:19,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 16:38:19,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 16:38:19,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,904 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,923 INFO L138 Inliner]: procedures = 24, calls = 27, calls flagged for inlining = 15, calls inlined = 19, statements flattened = 187 [2024-11-14 16:38:19,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 16:38:19,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 16:38:19,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 16:38:19,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 16:38:19,929 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,931 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,945 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 16:38:19,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 16:38:19,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 16:38:19,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 16:38:19,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (1/1) ... [2024-11-14 16:38:19,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 16:38:19,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:38:19,972 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) [2024-11-14 16:38:19,974 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 [2024-11-14 16:38:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 16:38:19,991 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 16:38:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 16:38:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 16:38:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 16:38:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 16:38:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 16:38:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 16:38:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 16:38:19,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 16:38:19,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 16:38:19,993 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 16:38:20,064 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 16:38:20,065 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 16:38:20,322 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 16:38:20,322 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 16:38:20,335 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 16:38:20,336 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-14 16:38:20,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:38:20 BoogieIcfgContainer [2024-11-14 16:38:20,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 16:38:20,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 16:38:20,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 16:38:20,344 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 16:38:20,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:38:19" (1/3) ... [2024-11-14 16:38:20,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f2fd5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:38:20, skipping insertion in model container [2024-11-14 16:38:20,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:38:19" (2/3) ... [2024-11-14 16:38:20,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f2fd5af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:38:20, skipping insertion in model container [2024-11-14 16:38:20,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:38:20" (3/3) ... [2024-11-14 16:38:20,345 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-chromosome-symm.wvr.c [2024-11-14 16:38:20,357 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 16:38:20,358 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG chl-chromosome-symm.wvr.c that has 3 procedures, 240 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 16:38:20,358 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 16:38:20,436 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-14 16:38:20,493 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 16:38:20,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 16:38:20,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:38:20,496 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) [2024-11-14 16:38:20,497 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 [2024-11-14 16:38:20,561 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 16:38:20,570 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 16:38:20,575 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;@11f2e473, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 16:38:20,575 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-14 16:38:20,833 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:38:20,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:38:20,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1846408224, now seen corresponding path program 1 times [2024-11-14 16:38:20,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:38:20,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743514623] [2024-11-14 16:38:20,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:38:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:21,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 16:38:21,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:38:21,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743514623] [2024-11-14 16:38:21,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743514623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 16:38:21,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 16:38:21,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 16:38:21,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577730588] [2024-11-14 16:38:21,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 16:38:21,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 16:38:21,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:38:21,063 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 16:38:21,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 16:38:21,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:21,065 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:38:21,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 92.5) internal successors, (185), 2 states have internal predecessors, (185), 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) [2024-11-14 16:38:21,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:21,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:21,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 16:38:21,106 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:38:21,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:38:21,106 INFO L85 PathProgramCache]: Analyzing trace with hash -508018149, now seen corresponding path program 1 times [2024-11-14 16:38:21,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:38:21,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890667518] [2024-11-14 16:38:21,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:21,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:38:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:21,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 16:38:21,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:38:21,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890667518] [2024-11-14 16:38:21,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890667518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 16:38:21,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 16:38:21,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 16:38:21,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998663309] [2024-11-14 16:38:21,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 16:38:21,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 16:38:21,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:38:21,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 16:38:21,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 16:38:21,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:21,427 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:38:21,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 34.8) internal successors, (174), 5 states have internal predecessors, (174), 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) [2024-11-14 16:38:21,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:21,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:21,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:21,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:21,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 16:38:21,546 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:38:21,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:38:21,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1535214714, now seen corresponding path program 1 times [2024-11-14 16:38:21,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:38:21,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061609934] [2024-11-14 16:38:21,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:21,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:38:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:21,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 16:38:21,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:38:21,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061609934] [2024-11-14 16:38:21,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061609934] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:38:21,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1589176946] [2024-11-14 16:38:21,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:21,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:21,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:38:21,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:38:21,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 16:38:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:21,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 16:38:21,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:38:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 16:38:21,985 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 16:38:22,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 16:38:22,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1589176946] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 16:38:22,080 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 16:38:22,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 15 [2024-11-14 16:38:22,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587711935] [2024-11-14 16:38:22,080 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 16:38:22,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-14 16:38:22,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:38:22,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-14 16:38:22,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-14 16:38:22,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:22,082 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:38:22,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.266666666666667) internal successors, (229), 15 states have internal predecessors, (229), 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) [2024-11-14 16:38:22,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:22,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:22,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:22,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:22,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:22,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:22,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 16:38:22,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:22,482 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:38:22,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:38:22,496 INFO L85 PathProgramCache]: Analyzing trace with hash -2122500772, now seen corresponding path program 2 times [2024-11-14 16:38:22,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:38:22,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435327867] [2024-11-14 16:38:22,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:22,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:38:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 16:38:22,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:38:22,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435327867] [2024-11-14 16:38:22,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435327867] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:38:22,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1110922213] [2024-11-14 16:38:22,835 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 16:38:22,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:22,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:38:22,837 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:38:22,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 16:38:22,929 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 16:38:22,929 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 16:38:22,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-14 16:38:22,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:38:23,476 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-14 16:38:23,477 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 16:38:23,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1110922213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 16:38:23,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 16:38:23,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [11] total 21 [2024-11-14 16:38:23,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812181629] [2024-11-14 16:38:23,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 16:38:23,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 16:38:23,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:38:23,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 16:38:23,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2024-11-14 16:38:23,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:23,482 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:38:23,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 15.833333333333334) internal successors, (190), 12 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 16:38:23,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:23,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:23,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:23,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:23,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:23,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:23,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:23,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:38:23,872 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 16:38:24,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:24,061 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:38:24,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:38:24,062 INFO L85 PathProgramCache]: Analyzing trace with hash -679908782, now seen corresponding path program 1 times [2024-11-14 16:38:24,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:38:24,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052117848] [2024-11-14 16:38:24,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:24,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:38:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-14 16:38:24,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:38:24,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052117848] [2024-11-14 16:38:24,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052117848] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:38:24,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905435516] [2024-11-14 16:38:24,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:24,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:24,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:38:24,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:38:24,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 16:38:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:24,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 16:38:24,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:38:24,603 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-14 16:38:24,603 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 16:38:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-14 16:38:24,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905435516] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 16:38:24,720 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 16:38:24,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 22 [2024-11-14 16:38:24,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450425755] [2024-11-14 16:38:24,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 16:38:24,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 16:38:24,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:38:24,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 16:38:24,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-11-14 16:38:24,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:24,722 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:38:24,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 13.363636363636363) internal successors, (294), 22 states have internal predecessors, (294), 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) [2024-11-14 16:38:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:38:24,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:24,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:24,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:24,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:24,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:38:24,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:38:25,009 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 16:38:25,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:25,197 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:38:25,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:38:25,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1579682472, now seen corresponding path program 2 times [2024-11-14 16:38:25,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:38:25,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568856519] [2024-11-14 16:38:25,201 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:25,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:38:25,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:27,825 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:38:27,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:38:27,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568856519] [2024-11-14 16:38:27,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568856519] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:38:27,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321797752] [2024-11-14 16:38:27,825 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 16:38:27,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:27,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:38:27,828 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:38:27,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 16:38:27,944 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 16:38:27,944 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 16:38:27,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-11-14 16:38:27,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:38:29,301 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 16:38:29,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 50 [2024-11-14 16:38:29,943 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:38:29,944 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 16:38:31,165 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-11-14 16:38:31,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-11-14 16:38:31,194 INFO L349 Elim1Store]: treesize reduction 28, result has 63.6 percent of original size [2024-11-14 16:38:31,194 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 56 [2024-11-14 16:38:31,520 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:38:31,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1321797752] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 16:38:31,520 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 16:38:31,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 40, 29] total 91 [2024-11-14 16:38:31,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230365376] [2024-11-14 16:38:31,520 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 16:38:31,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2024-11-14 16:38:31,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:38:31,522 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2024-11-14 16:38:31,524 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=465, Invalid=7725, Unknown=0, NotChecked=0, Total=8190 [2024-11-14 16:38:31,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:31,524 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:38:31,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 6.285714285714286) internal successors, (572), 91 states have internal predecessors, (572), 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) [2024-11-14 16:38:31,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:31,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:31,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:31,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:38:31,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:38:31,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:38:42,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:38:42,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:38:42,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-14 16:38:42,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:42,378 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:38:42,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:38:42,383 INFO L85 PathProgramCache]: Analyzing trace with hash 453754014, now seen corresponding path program 3 times [2024-11-14 16:38:42,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:38:42,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599879913] [2024-11-14 16:38:42,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:38:42,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:38:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:38:45,968 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 186 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-11-14 16:38:45,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:38:45,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599879913] [2024-11-14 16:38:45,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599879913] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:38:45,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729307584] [2024-11-14 16:38:45,968 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 16:38:45,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:38:45,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:38:45,970 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:38:45,971 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 16:38:46,086 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 16:38:46,086 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 16:38:46,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 605 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-11-14 16:38:46,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:38:47,765 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 16:38:47,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 54 treesize of output 50 [2024-11-14 16:38:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:38:48,547 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 16:38:49,968 INFO L349 Elim1Store]: treesize reduction 10, result has 9.1 percent of original size [2024-11-14 16:38:49,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-11-14 16:38:49,994 INFO L349 Elim1Store]: treesize reduction 28, result has 63.6 percent of original size [2024-11-14 16:38:49,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 56 [2024-11-14 16:38:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:38:50,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729307584] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 16:38:50,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 16:38:50,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 51, 37] total 115 [2024-11-14 16:38:50,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317301098] [2024-11-14 16:38:50,587 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 16:38:50,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2024-11-14 16:38:50,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:38:50,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2024-11-14 16:38:50,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=612, Invalid=12498, Unknown=0, NotChecked=0, Total=13110 [2024-11-14 16:38:50,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:50,591 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:38:50,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 6.443478260869565) internal successors, (741), 115 states have internal predecessors, (741), 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) [2024-11-14 16:38:50,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:38:50,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:38:50,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:38:50,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:38:50,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:38:50,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:38:50,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:39:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:39:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:39:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:39:19,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:39:19,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:39:19,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 16:39:19,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:39:19,835 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:39:19,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:39:19,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1131958656, now seen corresponding path program 4 times [2024-11-14 16:39:19,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:39:19,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240420759] [2024-11-14 16:39:19,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:39:19,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:39:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:39:20,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 701 proven. 129 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:39:20,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:39:20,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240420759] [2024-11-14 16:39:20,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240420759] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:39:20,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209808292] [2024-11-14 16:39:20,230 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 16:39:20,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:39:20,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:39:20,232 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:39:20,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 16:39:20,487 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 16:39:20,488 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 16:39:20,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 16:39:20,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:39:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1000 backedges. 830 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:39:20,798 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 16:39:20,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [209808292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 16:39:20,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 16:39:20,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 15 [2024-11-14 16:39:20,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24920805] [2024-11-14 16:39:20,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 16:39:20,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 16:39:20,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:39:20,799 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 16:39:20,799 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2024-11-14 16:39:20,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:20,799 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:39:20,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 40.0) internal successors, (520), 13 states have internal predecessors, (520), 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) [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:39:20,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:20,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:20,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:39:20,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:39:20,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:39:20,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:39:20,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:39:20,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:39:20,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 16:39:20,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-14 16:39:21,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:39:21,165 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:39:21,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:39:21,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1189808700, now seen corresponding path program 5 times [2024-11-14 16:39:21,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:39:21,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237204704] [2024-11-14 16:39:21,166 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:39:21,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:39:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:39:26,689 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 117 proven. 426 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-14 16:39:26,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:39:26,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237204704] [2024-11-14 16:39:26,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237204704] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:39:26,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [479252156] [2024-11-14 16:39:26,689 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 16:39:26,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:39:26,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:39:26,691 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:39:26,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 16:39:27,056 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-14 16:39:27,057 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 16:39:27,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-11-14 16:39:27,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:39:28,891 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 16:39:28,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 24 [2024-11-14 16:39:29,593 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 0 proven. 665 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:39:29,593 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 16:39:32,571 INFO L349 Elim1Store]: treesize reduction 28, result has 63.6 percent of original size [2024-11-14 16:39:32,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 58 [2024-11-14 16:39:32,598 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-11-14 16:39:32,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 1 [2024-11-14 16:39:32,607 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-11-14 16:39:32,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 58 treesize of output 1 [2024-11-14 16:39:32,613 INFO L349 Elim1Store]: treesize reduction 76, result has 1.3 percent of original size [2024-11-14 16:39:32,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 1 [2024-11-14 16:39:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 835 backedges. 37 proven. 336 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-11-14 16:39:33,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [479252156] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 16:39:33,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 16:39:33,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 50, 39] total 133 [2024-11-14 16:39:33,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914405743] [2024-11-14 16:39:33,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 16:39:33,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 133 states [2024-11-14 16:39:33,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:39:33,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2024-11-14 16:39:33,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=597, Invalid=16959, Unknown=0, NotChecked=0, Total=17556 [2024-11-14 16:39:33,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:33,329 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:39:33,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 133 states, 133 states have (on average 7.593984962406015) internal successors, (1010), 133 states have internal predecessors, (1010), 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) [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 16:39:33,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:40:05,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 16:40:05,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:40:05,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 16:40:06,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:40:06,002 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 16:40:06,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 16:40:06,002 INFO L85 PathProgramCache]: Analyzing trace with hash 2005294122, now seen corresponding path program 6 times [2024-11-14 16:40:06,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 16:40:06,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894488160] [2024-11-14 16:40:06,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 16:40:06,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 16:40:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 16:40:06,322 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 405 proven. 261 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:40:06,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 16:40:06,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894488160] [2024-11-14 16:40:06,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894488160] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 16:40:06,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376351259] [2024-11-14 16:40:06,323 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 16:40:06,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:40:06,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 16:40:06,325 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 16:40:06,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 16:40:06,517 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-11-14 16:40:06,517 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 16:40:06,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 16:40:06,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 16:40:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2024-11-14 16:40:06,759 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 16:40:06,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [376351259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 16:40:06,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 16:40:06,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 15 [2024-11-14 16:40:06,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480404759] [2024-11-14 16:40:06,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 16:40:06,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 16:40:06,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 16:40:06,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 16:40:06,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2024-11-14 16:40:06,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:40:06,761 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 16:40:06,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 40.0) internal successors, (520), 13 states have internal predecessors, (520), 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) [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:40:06,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 16:40:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 300 states. [2024-11-14 16:40:06,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:41:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 16:41:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 16:41:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 16:41:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 16:41:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 16:41:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-11-14 16:41:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 637 states. [2024-11-14 16:41:35,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 16:41:35,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 697 states. [2024-11-14 16:41:35,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 16:41:35,104 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-14 16:41:35,104 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-14 16:41:35,104 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-14 16:41:35,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 16:41:35,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 16:41:35,308 INFO L422 BasicCegarLoop]: Path program histogram: [6, 2, 1, 1] [2024-11-14 16:41:35,310 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 16:41:35,310 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 16:41:35,324 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 [2024-11-14 16:41:35,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:41:35 BasicIcfg [2024-11-14 16:41:35,325 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 16:41:35,325 INFO L158 Benchmark]: Toolchain (without parser) took 195618.88ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 72.8MB in the beginning and 382.2MB in the end (delta: -309.5MB). Peak memory consumption was 721.6MB. Max. memory is 8.0GB. [2024-11-14 16:41:35,325 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 16:41:35,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.10ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 60.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 16:41:35,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.64ms. Allocated memory is still 100.7MB. Free memory was 60.2MB in the beginning and 58.5MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 16:41:35,326 INFO L158 Benchmark]: Boogie Preprocessor took 22.21ms. Allocated memory is still 100.7MB. Free memory was 58.3MB in the beginning and 56.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 16:41:35,326 INFO L158 Benchmark]: RCFGBuilder took 390.50ms. Allocated memory is still 100.7MB. Free memory was 56.9MB in the beginning and 37.3MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-14 16:41:35,326 INFO L158 Benchmark]: TraceAbstraction took 194984.29ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 36.5MB in the beginning and 382.2MB in the end (delta: -345.7MB). Peak memory consumption was 683.9MB. Max. memory is 8.0GB. [2024-11-14 16:41:35,327 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 188.10ms. Allocated memory is still 100.7MB. Free memory was 72.7MB in the beginning and 60.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.64ms. Allocated memory is still 100.7MB. Free memory was 60.2MB in the beginning and 58.5MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.21ms. Allocated memory is still 100.7MB. Free memory was 58.3MB in the beginning and 56.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 390.50ms. Allocated memory is still 100.7MB. Free memory was 56.9MB in the beginning and 37.3MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 194984.29ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 1.0GB). Free memory was 36.5MB in the beginning and 382.2MB in the end (delta: -345.7MB). Peak memory consumption was 683.9MB. 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: 112506, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 6197, dependent conditional: 6195, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 0, independent unconditional: 106309, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 0, independent unconditional: 106309, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7179, independent: 7177, independent conditional: 0, independent unconditional: 7177, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7179, independent: 7175, independent conditional: 0, independent unconditional: 7175, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 106311, independent: 99132, independent conditional: 0, independent unconditional: 99132, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 7179, unknown conditional: 0, unknown unconditional: 7179] , Statistics on independence cache: Total cache size (in pairs): 7179, Positive cache size: 7177, Positive conditional cache size: 0, Positive unconditional cache size: 7177, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 95568, Maximal queried relation: 0, Independence queries for same thread: 6195, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 3464, Number of trivial persistent sets: 3295, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10743, independent: 10741, independent conditional: 0, independent unconditional: 10741, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 112506, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 6197, dependent conditional: 6195, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 95568, independent unconditional: 10741, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 0, independent unconditional: 106309, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 106311, independent: 106309, independent conditional: 0, independent unconditional: 106309, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7179, independent: 7177, independent conditional: 0, independent unconditional: 7177, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7179, independent: 7175, independent conditional: 0, independent unconditional: 7175, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 35, dependent conditional: 0, dependent unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 106311, independent: 99132, independent conditional: 0, independent unconditional: 99132, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 7179, unknown conditional: 0, unknown unconditional: 7179] , Statistics on independence cache: Total cache size (in pairs): 7179, Positive cache size: 7177, Positive conditional cache size: 0, Positive unconditional cache size: 7177, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 95568, Maximal queried relation: 0, Independence queries for same thread: 6195 - PositiveResult [Line: 93]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 342 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 194.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 161.9s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1549, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 29.0s InterpolantComputationTime, 6609 NumberOfCodeBlocks, 6513 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 8321 ConstructedInterpolants, 6 QuantifiedInterpolants, 45384 SizeOfPredicates, 194 NumberOfNonLiveVariables, 5385 ConjunctsInSsa, 333 ConjunctsInUnsatCore, 23 InterpolantComputations, 5 PerfectInterpolantSequences, 5595/8079 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: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 370, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 16:41:35,383 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...