/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 SUFFICIENT_WITH_CONTEXT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-inc-subseq.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 10:35:40,215 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 10:35:40,281 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 10:35:40,287 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 10:35:40,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 10:35:40,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 10:35:40,315 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 10:35:40,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 10:35:40,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 10:35:40,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 10:35:40,315 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 10:35:40,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 10:35:40,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 10:35:40,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 10:35:40,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:35:40,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 10:35:40,318 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 10:35:40,318 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 -> SUFFICIENT_WITH_CONTEXT [2024-11-14 10:35:40,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 10:35:40,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 10:35:40,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 10:35:40,642 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 10:35:40,642 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 10:35:40,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-inc-subseq.wvr.c [2024-11-14 10:35:41,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 10:35:42,182 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 10:35:42,182 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-inc-subseq.wvr.c [2024-11-14 10:35:42,196 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b63fb8e85/ea3930e607fa4829b40aa10a6dcf239f/FLAG4ac101424 [2024-11-14 10:35:42,213 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/b63fb8e85/ea3930e607fa4829b40aa10a6dcf239f [2024-11-14 10:35:42,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 10:35:42,220 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 10:35:42,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 10:35:42,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 10:35:42,228 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 10:35:42,229 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14374d75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42, skipping insertion in model container [2024-11-14 10:35:42,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 10:35:42,417 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/popl20-more-inc-subseq.wvr.c[2950,2963] [2024-11-14 10:35:42,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:35:42,436 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 10:35:42,459 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/popl20-more-inc-subseq.wvr.c[2950,2963] [2024-11-14 10:35:42,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:35:42,478 INFO L204 MainTranslator]: Completed translation [2024-11-14 10:35:42,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42 WrapperNode [2024-11-14 10:35:42,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 10:35:42,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 10:35:42,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 10:35:42,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 10:35:42,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,523 INFO L138 Inliner]: procedures = 23, calls = 35, calls flagged for inlining = 11, calls inlined = 13, statements flattened = 183 [2024-11-14 10:35:42,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 10:35:42,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 10:35:42,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 10:35:42,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 10:35:42,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,551 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,555 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 10:35:42,555 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 10:35:42,555 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 10:35:42,555 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 10:35:42,556 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (1/1) ... [2024-11-14 10:35:42,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:35:42,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:35:42,596 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 10:35:42,599 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 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 10:35:42,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 10:35:42,623 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 10:35:42,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 10:35:42,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 10:35:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 10:35:42,625 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 10:35:42,733 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 10:35:42,735 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 10:35:43,072 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 10:35:43,073 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 10:35:43,144 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 10:35:43,144 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-14 10:35:43,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:35:43 BoogieIcfgContainer [2024-11-14 10:35:43,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 10:35:43,147 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 10:35:43,147 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 10:35:43,158 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 10:35:43,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:35:42" (1/3) ... [2024-11-14 10:35:43,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f22d74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:35:43, skipping insertion in model container [2024-11-14 10:35:43,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:35:42" (2/3) ... [2024-11-14 10:35:43,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f22d74f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:35:43, skipping insertion in model container [2024-11-14 10:35:43,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:35:43" (3/3) ... [2024-11-14 10:35:43,161 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-inc-subseq.wvr.c [2024-11-14 10:35:43,177 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 10:35:43,180 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-inc-subseq.wvr.c that has 3 procedures, 172 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 10:35:43,181 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 10:35:43,266 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-14 10:35:43,345 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:35:43,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 10:35:43,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:35:43,350 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 10:35:43,351 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 10:35:43,428 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 10:35:43,442 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 10:35:43,449 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;@64f97bc6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:35:43,449 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-14 10:35:44,045 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 10:35:44,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:35:44,052 INFO L85 PathProgramCache]: Analyzing trace with hash -777808363, now seen corresponding path program 1 times [2024-11-14 10:35:44,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:35:44,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495623453] [2024-11-14 10:35:44,061 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:44,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:35:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:44,315 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 10:35:44,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:35:44,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495623453] [2024-11-14 10:35:44,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495623453] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:35:44,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:35:44,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 10:35:44,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548828458] [2024-11-14 10:35:44,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:35:44,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 10:35:44,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:35:44,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 10:35:44,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 10:35:44,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:44,346 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:35:44,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 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 10:35:44,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:44,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:44,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 10:35:44,399 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 10:35:44,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:35:44,399 INFO L85 PathProgramCache]: Analyzing trace with hash 480510112, now seen corresponding path program 1 times [2024-11-14 10:35:44,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:35:44,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023240156] [2024-11-14 10:35:44,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:44,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:35:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 10:35:44,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:35:44,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023240156] [2024-11-14 10:35:44,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023240156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:35:44,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:35:44,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:35:44,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063631773] [2024-11-14 10:35:44,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:35:44,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:35:44,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:35:44,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:35:44,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:35:44,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:44,868 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:35:44,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 6 states have internal predecessors, (140), 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 10:35:44,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:44,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:45,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:45,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:45,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 10:35:45,041 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 10:35:45,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:35:45,042 INFO L85 PathProgramCache]: Analyzing trace with hash -580109414, now seen corresponding path program 1 times [2024-11-14 10:35:45,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:35:45,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114896769] [2024-11-14 10:35:45,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:45,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:35:45,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:35:45,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:35:45,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114896769] [2024-11-14 10:35:45,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114896769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:35:45,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:35:45,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 10:35:45,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979162648] [2024-11-14 10:35:45,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:35:45,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 10:35:45,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:35:45,393 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 10:35:45,393 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-14 10:35:45,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:45,393 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:35:45,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.142857142857142) internal successors, (148), 7 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:35:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:45,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:45,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:45,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:45,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 10:35:45,591 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 10:35:45,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:35:45,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1432311308, now seen corresponding path program 1 times [2024-11-14 10:35:45,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:35:45,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666163398] [2024-11-14 10:35:45,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:45,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:35:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:47,743 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:35:47,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:35:47,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666163398] [2024-11-14 10:35:47,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666163398] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:35:47,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097433928] [2024-11-14 10:35:47,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:47,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:35:47,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:35:47,746 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 10:35:47,748 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 10:35:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:47,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 10:35:47,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:35:49,704 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-14 10:35:49,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 10 [2024-11-14 10:35:49,735 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:35:49,735 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:35:51,012 INFO L349 Elim1Store]: treesize reduction 11, result has 92.0 percent of original size [2024-11-14 10:35:51,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 70 treesize of output 152 [2024-11-14 10:35:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:35:52,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097433928] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:35:52,802 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:35:52,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 21, 21] total 54 [2024-11-14 10:35:52,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245850588] [2024-11-14 10:35:52,803 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:35:52,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-11-14 10:35:52,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:35:52,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-11-14 10:35:52,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=401, Invalid=2461, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 10:35:52,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:52,813 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:35:52,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 8.185185185185185) internal successors, (442), 54 states have internal predecessors, (442), 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 10:35:52,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:52,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:52,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:52,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:55,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:35:55,346 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-14 10:35:55,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:35:55,534 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 10:35:55,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:35:55,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1164357264, now seen corresponding path program 2 times [2024-11-14 10:35:55,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:35:55,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261460924] [2024-11-14 10:35:55,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:55,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:35:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 10:35:55,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:35:55,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261460924] [2024-11-14 10:35:55,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261460924] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:35:55,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1080856134] [2024-11-14 10:35:55,975 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:35:55,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:35:55,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:35:55,977 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 10:35:55,978 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 10:35:56,087 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 10:35:56,087 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:35:56,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 10:35:56,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:35:56,506 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 35 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:35:56,506 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:35:56,956 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:35:56,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1080856134] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:35:56,956 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:35:56,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 13] total 31 [2024-11-14 10:35:56,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458585512] [2024-11-14 10:35:56,956 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:35:56,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-14 10:35:56,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:35:56,958 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-14 10:35:56,959 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=748, Unknown=0, NotChecked=0, Total=930 [2024-11-14 10:35:56,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:56,959 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:35:56,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 13.096774193548388) internal successors, (406), 31 states have internal predecessors, (406), 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 10:35:56,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:56,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:56,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:56,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:35:56,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:35:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:35:57,415 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 10:35:57,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:35:57,597 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 10:35:57,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:35:57,614 INFO L85 PathProgramCache]: Analyzing trace with hash 911129084, now seen corresponding path program 3 times [2024-11-14 10:35:57,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:35:57,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805675247] [2024-11-14 10:35:57,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:57,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:35:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:57,980 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:35:57,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:35:57,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805675247] [2024-11-14 10:35:57,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805675247] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:35:57,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [591313810] [2024-11-14 10:35:57,981 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:35:57,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:35:57,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:35:57,983 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 10:35:57,985 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 10:35:58,119 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-14 10:35:58,120 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:35:58,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 10:35:58,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:35:58,169 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-14 10:35:58,169 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:35:58,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [591313810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:35:58,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:35:58,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [12] total 14 [2024-11-14 10:35:58,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635803856] [2024-11-14 10:35:58,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:35:58,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 10:35:58,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:35:58,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 10:35:58,171 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2024-11-14 10:35:58,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:58,171 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:35:58,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 45.0) internal successors, (180), 4 states have internal predecessors, (180), 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 10:35:58,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:58,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:58,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:58,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:35:58,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:35:58,171 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:35:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:35:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:35:58,240 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 10:35:58,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:35:58,422 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 10:35:58,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:35:58,423 INFO L85 PathProgramCache]: Analyzing trace with hash -295373168, now seen corresponding path program 4 times [2024-11-14 10:35:58,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:35:58,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108733434] [2024-11-14 10:35:58,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:35:58,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:35:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:35:58,968 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:35:58,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:35:58,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108733434] [2024-11-14 10:35:58,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108733434] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:35:58,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909037311] [2024-11-14 10:35:58,969 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:35:58,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:35:58,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:35:58,971 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 10:35:58,973 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 10:35:59,078 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:35:59,078 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:35:59,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:35:59,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:35:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-14 10:35:59,533 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:35:59,878 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-14 10:35:59,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909037311] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:35:59,878 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:35:59,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 10, 10] total 33 [2024-11-14 10:35:59,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293962758] [2024-11-14 10:35:59,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:35:59,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-14 10:35:59,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:35:59,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-14 10:35:59,883 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=926, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 10:35:59,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:59,883 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:35:59,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 13.909090909090908) internal successors, (459), 33 states have internal predecessors, (459), 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 10:35:59,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:35:59,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:35:59,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:35:59,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:35:59,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:35:59,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:35:59,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:00,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:00,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:00,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:00,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:36:00,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:00,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:00,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:00,968 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 10:36:01,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:36:01,151 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 10:36:01,280 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-11-14 10:36:01,280 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 10:36:02,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:36:02,373 INFO L85 PathProgramCache]: Analyzing trace with hash 915410518, now seen corresponding path program 1 times [2024-11-14 10:36:02,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:36:02,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205177768] [2024-11-14 10:36:02,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:02,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 18 proven. 28 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:36:02,759 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:36:02,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205177768] [2024-11-14 10:36:02,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205177768] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:36:02,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1174200978] [2024-11-14 10:36:02,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:02,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:02,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 10:36:02,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:36:03,353 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 36 proven. 10 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:36:03,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1174200978] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:36:03,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:36:03,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 26 [2024-11-14 10:36:03,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:36:03,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1186401195, now seen corresponding path program 5 times [2024-11-14 10:36:03,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:36:03,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001127745] [2024-11-14 10:36:03,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:03,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 30 proven. 32 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:36:03,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:36:03,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001127745] [2024-11-14 10:36:03,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001127745] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:36:03,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475590028] [2024-11-14 10:36:03,763 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:36:03,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:36:03,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:36:03,765 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 10:36:03,767 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 10:36:03,961 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-14 10:36:03,961 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:36:03,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 10:36:03,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:36:04,487 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 51 proven. 10 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-14 10:36:04,488 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:36:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 51 proven. 10 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-14 10:36:04,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475590028] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:36:04,861 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:36:04,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14, 14] total 37 [2024-11-14 10:36:04,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634116130] [2024-11-14 10:36:04,861 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:36:04,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-14 10:36:04,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:36:04,863 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-14 10:36:04,864 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=298, Invalid=1034, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 10:36:04,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:04,864 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:36:04,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 14.864864864864865) internal successors, (550), 37 states have internal predecessors, (550), 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 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:04,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:36:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:05,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:05,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:05,529 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 10:36:05,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-14 10:36:05,712 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 10:36:05,828 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2024-11-14 10:36:05,829 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 10:36:06,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:36:06,921 INFO L85 PathProgramCache]: Analyzing trace with hash -920181927, now seen corresponding path program 1 times [2024-11-14 10:36:06,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:36:06,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909766351] [2024-11-14 10:36:06,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:06,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:07,245 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 18 proven. 18 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-14 10:36:07,246 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:36:07,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909766351] [2024-11-14 10:36:07,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909766351] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:36:07,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1486971452] [2024-11-14 10:36:07,246 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:07,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:07,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-14 10:36:07,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:36:07,842 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-14 10:36:07,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1486971452] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:36:07,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:36:07,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 12 [2024-11-14 10:36:07,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:36:07,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 10:36:07,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-14 10:36:07,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 10:36:07,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2024-11-14 10:36:07,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:07,846 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:36:07,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 19.333333333333332) internal successors, (174), 9 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 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:07,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:08,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:36:08,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11 [2024-11-14 10:36:08,165 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 10:36:08,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:36:08,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1493342054, now seen corresponding path program 6 times [2024-11-14 10:36:08,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:36:08,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345506581] [2024-11-14 10:36:08,166 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:08,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-14 10:36:08,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:36:08,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345506581] [2024-11-14 10:36:08,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345506581] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:36:08,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1478473368] [2024-11-14 10:36:08,375 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:36:08,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:36:08,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:36:08,377 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 10:36:08,379 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 10:36:08,518 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-14 10:36:08,519 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:36:08,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 10:36:08,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:36:08,591 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-14 10:36:08,591 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:36:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-14 10:36:08,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1478473368] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:36:08,652 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:36:08,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6, 5] total 9 [2024-11-14 10:36:08,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529095021] [2024-11-14 10:36:08,652 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:36:08,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 10:36:08,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:36:08,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 10:36:08,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-14 10:36:08,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:08,654 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:36:08,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 23.22222222222222) internal successors, (209), 9 states have internal predecessors, (209), 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 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:36:08,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:08,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:08,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:08,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:08,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 10:36:08,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:08,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:08,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:08,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:08,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:36:08,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:08,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-14 10:36:09,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:36:09,176 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 10:36:09,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:36:09,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1314736376, now seen corresponding path program 7 times [2024-11-14 10:36:09,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:36:09,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377475913] [2024-11-14 10:36:09,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:09,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:09,330 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-14 10:36:09,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:36:09,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377475913] [2024-11-14 10:36:09,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377475913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:36:09,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:36:09,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 10:36:09,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293636004] [2024-11-14 10:36:09,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:36:09,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 10:36:09,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:36:09,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 10:36:09,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 10:36:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:09,332 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:36:09,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 41.5) internal successors, (166), 4 states have internal predecessors, (166), 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 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:09,332 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:09,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:09,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:09,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:09,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 10:36:09,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:09,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:09,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:09,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:09,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:36:09,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:09,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:09,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-14 10:36:09,458 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 10:36:09,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:36:09,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1681062385, now seen corresponding path program 8 times [2024-11-14 10:36:09,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:36:09,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332487916] [2024-11-14 10:36:09,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:09,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 2 proven. 58 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-14 10:36:09,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:36:09,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332487916] [2024-11-14 10:36:09,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332487916] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:36:09,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715323758] [2024-11-14 10:36:09,778 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:36:09,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:36:09,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:36:09,780 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 10:36:09,782 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 10:36:09,909 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 10:36:09,910 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:36:09,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 10:36:09,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:36:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 27 proven. 41 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:36:10,374 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:36:10,760 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:36:10,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715323758] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:36:10,760 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:36:10,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15, 15] total 37 [2024-11-14 10:36:10,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982084088] [2024-11-14 10:36:10,761 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:36:10,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-14 10:36:10,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:36:10,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-14 10:36:10,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=1078, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 10:36:10,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:10,762 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:36:10,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 14.216216216216216) internal successors, (526), 37 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:10,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:36:11,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 10:36:11,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-14 10:36:11,327 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 10:36:11,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:36:11,510 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 10:36:11,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:36:11,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1938292501, now seen corresponding path program 9 times [2024-11-14 10:36:11,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:36:11,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964242737] [2024-11-14 10:36:11,513 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:36:11,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:36:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:36:22,832 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 7 proven. 166 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 10:36:22,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:36:22,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964242737] [2024-11-14 10:36:22,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964242737] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:36:22,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466272456] [2024-11-14 10:36:22,832 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:36:22,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:36:22,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:36:22,835 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 10:36:22,836 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 10:36:23,086 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-14 10:36:23,086 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:36:23,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-11-14 10:36:23,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:36:37,444 WARN L286 SmtUtils]: Spent 8.47s on a formula simplification. DAG size of input: 763 DAG size of output: 588 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-14 10:36:37,445 INFO L349 Elim1Store]: treesize reduction 973, result has 74.2 percent of original size [2024-11-14 10:36:37,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 27 select indices, 27 select index equivalence classes, 6 disjoint index pairs (out of 351 index pairs), introduced 27 new quantified variables, introduced 351 case distinctions, treesize of input 395 treesize of output 2918 [2024-11-14 10:39:53,367 WARN L249 Executor]: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-14 10:39:53,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2024-11-14 10:39:53,368 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-14 10:39:53,381 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 10:39:53,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:39:53,585 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 10:39:53,586 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:275) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:499) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:484) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:590) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:245) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:318) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:728) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:234) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:195) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:291) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isCounterexampleFeasible(PartialOrderCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 68 more [2024-11-14 10:39:53,592 INFO L158 Benchmark]: Toolchain (without parser) took 251375.40ms. Allocated memory was 100.7MB in the beginning and 817.9MB in the end (delta: 717.2MB). Free memory was 72.3MB in the beginning and 428.5MB in the end (delta: -356.2MB). Peak memory consumption was 520.1MB. Max. memory is 8.0GB. [2024-11-14 10:39:53,592 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:39:53,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 258.51ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 59.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-14 10:39:53,593 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.44ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 58.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 10:39:53,593 INFO L158 Benchmark]: Boogie Preprocessor took 31.12ms. Allocated memory is still 100.7MB. Free memory was 58.1MB in the beginning and 56.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:39:53,593 INFO L158 Benchmark]: RCFGBuilder took 589.48ms. Allocated memory is still 100.7MB. Free memory was 56.7MB in the beginning and 32.8MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-11-14 10:39:53,593 INFO L158 Benchmark]: TraceAbstraction took 250444.67ms. Allocated memory was 100.7MB in the beginning and 817.9MB in the end (delta: 717.2MB). Free memory was 32.1MB in the beginning and 428.5MB in the end (delta: -396.4MB). Peak memory consumption was 482.4MB. Max. memory is 8.0GB. [2024-11-14 10:39:53,595 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 258.51ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 59.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.44ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 58.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 31.12ms. Allocated memory is still 100.7MB. Free memory was 58.1MB in the beginning and 56.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 589.48ms. Allocated memory is still 100.7MB. Free memory was 56.7MB in the beginning and 32.8MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 250444.67ms. Allocated memory was 100.7MB in the beginning and 817.9MB in the end (delta: 717.2MB). Free memory was 32.1MB in the beginning and 428.5MB in the end (delta: -396.4MB). Peak memory consumption was 482.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...