/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-buffer-mult.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 10:30:35,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 10:30:35,561 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 10:30:35,567 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 10:30:35,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 10:30:35,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 10:30:35,579 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 10:30:35,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 10:30:35,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 10:30:35,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 10:30:35,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 10:30:35,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 10:30:35,579 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 10:30:35,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 10:30:35,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 10:30:35,579 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 10:30:35,579 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 10:30:35,580 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 10:30:35,580 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 10:30:35,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 10:30:35,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 10:30:35,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 10:30:35,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:30:35,581 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 10:30:35,581 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 10:30:35,582 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 10:30:35,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 10:30:35,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 10:30:35,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 10:30:35,766 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 10:30:35,766 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 10:30:35,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-buffer-mult.wvr.c [2024-11-14 10:30:36,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 10:30:37,103 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 10:30:37,104 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-buffer-mult.wvr.c [2024-11-14 10:30:37,109 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/ff7d15c4f/5eac4ed83e2447feb5a751e4f76b0615/FLAGf77337659 [2024-11-14 10:30:37,122 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/ff7d15c4f/5eac4ed83e2447feb5a751e4f76b0615 [2024-11-14 10:30:37,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 10:30:37,124 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 10:30:37,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 10:30:37,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 10:30:37,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 10:30:37,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a15f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37, skipping insertion in model container [2024-11-14 10:30:37,129 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 10:30:37,268 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-buffer-mult.wvr.c[4270,4283] [2024-11-14 10:30:37,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:30:37,288 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 10:30:37,313 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-buffer-mult.wvr.c[4270,4283] [2024-11-14 10:30:37,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:30:37,329 INFO L204 MainTranslator]: Completed translation [2024-11-14 10:30:37,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37 WrapperNode [2024-11-14 10:30:37,330 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 10:30:37,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 10:30:37,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 10:30:37,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 10:30:37,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,370 INFO L138 Inliner]: procedures = 26, calls = 60, calls flagged for inlining = 18, calls inlined = 22, statements flattened = 290 [2024-11-14 10:30:37,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 10:30:37,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 10:30:37,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 10:30:37,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 10:30:37,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,383 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,383 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,392 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,393 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,401 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 10:30:37,402 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 10:30:37,402 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 10:30:37,402 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 10:30:37,403 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (1/1) ... [2024-11-14 10:30:37,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:30:37,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:30:37,428 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 10:30:37,430 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 10:30:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 10:30:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 10:30:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 10:30:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 10:30:37,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 10:30:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 10:30:37,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 10:30:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 10:30:37,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 10:30:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 10:30:37,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 10:30:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 10:30:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 10:30:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 10:30:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 10:30:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 10:30:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 10:30:37,450 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 10:30:37,540 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 10:30:37,542 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 10:30:37,820 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 10:30:37,821 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 10:30:37,951 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 10:30:37,951 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 10:30:37,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:30:37 BoogieIcfgContainer [2024-11-14 10:30:37,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 10:30:37,953 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 10:30:37,953 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 10:30:37,956 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 10:30:37,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:30:37" (1/3) ... [2024-11-14 10:30:37,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5832e1a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:30:37, skipping insertion in model container [2024-11-14 10:30:37,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:30:37" (2/3) ... [2024-11-14 10:30:37,956 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5832e1a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:30:37, skipping insertion in model container [2024-11-14 10:30:37,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:30:37" (3/3) ... [2024-11-14 10:30:37,957 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-buffer-mult.wvr.c [2024-11-14 10:30:37,970 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 10:30:37,971 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-buffer-mult.wvr.c that has 5 procedures, 208 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 10:30:37,971 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 10:30:38,015 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 10:30:38,056 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:30:38,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 10:30:38,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:30:38,060 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 10:30:38,061 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 10:30:38,126 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 10:30:38,136 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 10:30:38,142 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;@75604251, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:30:38,142 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 10:30:39,239 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:30:39,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:39,244 INFO L85 PathProgramCache]: Analyzing trace with hash 190981004, now seen corresponding path program 1 times [2024-11-14 10:30:39,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:30:39,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099913848] [2024-11-14 10:30:39,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:39,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:39,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:39,560 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 10:30:39,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:30:39,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099913848] [2024-11-14 10:30:39,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099913848] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:30:39,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:30:39,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 10:30:39,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395303178] [2024-11-14 10:30:39,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:30:39,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 10:30:39,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:30:39,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 10:30:39,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 10:30:39,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:39,586 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:30:39,586 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 94.0) internal successors, (188), 2 states have internal predecessors, (188), 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 10:30:39,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:39,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:39,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 10:30:39,667 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:30:39,668 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:39,668 INFO L85 PathProgramCache]: Analyzing trace with hash -1868467173, now seen corresponding path program 1 times [2024-11-14 10:30:39,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:30:39,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774887104] [2024-11-14 10:30:39,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:39,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:40,381 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 10:30:40,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:30:40,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774887104] [2024-11-14 10:30:40,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774887104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:30:40,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:30:40,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:30:40,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473100578] [2024-11-14 10:30:40,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:30:40,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:30:40,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:30:40,384 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:30:40,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:30:40,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:40,387 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:30:40,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 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 10:30:40,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:40,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:40,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:40,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:40,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 10:30:40,556 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:30:40,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:40,558 INFO L85 PathProgramCache]: Analyzing trace with hash 48634468, now seen corresponding path program 1 times [2024-11-14 10:30:40,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:30:40,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716448709] [2024-11-14 10:30:40,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:40,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:41,011 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 10:30:41,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:30:41,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716448709] [2024-11-14 10:30:41,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716448709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:30:41,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:30:41,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:30:41,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50412951] [2024-11-14 10:30:41,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:30:41,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:30:41,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:30:41,012 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:30:41,012 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:30:41,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:41,013 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:30:41,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 32.666666666666664) internal successors, (196), 6 states have internal predecessors, (196), 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 10:30:41,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:41,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:41,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:41,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:41,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:41,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:41,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 10:30:41,175 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:30:41,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:41,176 INFO L85 PathProgramCache]: Analyzing trace with hash 280488361, now seen corresponding path program 1 times [2024-11-14 10:30:41,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:30:41,177 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285278159] [2024-11-14 10:30:41,177 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:41,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:41,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:30:41,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:30:41,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285278159] [2024-11-14 10:30:41,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285278159] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:41,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674264808] [2024-11-14 10:30:41,774 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:41,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:30:41,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:30:41,780 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 10:30:41,788 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 10:30:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:41,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:30:41,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:42,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:30:42,196 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:30:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:30:42,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674264808] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:30:42,494 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:30:42,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-11-14 10:30:42,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775270295] [2024-11-14 10:30:42,494 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:30:42,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-14 10:30:42,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:30:42,498 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-14 10:30:42,498 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-11-14 10:30:42,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:42,498 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:30:42,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 15.631578947368421) internal successors, (297), 19 states have internal predecessors, (297), 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 10:30:42,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:42,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:42,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:42,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:42,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:42,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:42,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:42,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:30:42,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 10:30:42,997 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 10:30:42,998 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:30:43,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:30:43,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:43,207 INFO L85 PathProgramCache]: Analyzing trace with hash 919246697, now seen corresponding path program 1 times [2024-11-14 10:30:43,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:30:43,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743622108] [2024-11-14 10:30:43,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:43,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:43,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:43,648 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:30:43,648 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:30:43,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743622108] [2024-11-14 10:30:43,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743622108] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:43,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1319386157] [2024-11-14 10:30:43,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:43,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:43,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:30:43,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:30:43,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1319386157] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:43,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:30:43,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 10:30:44,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:44,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1854198606, now seen corresponding path program 1 times [2024-11-14 10:30:44,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:30:44,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912232431] [2024-11-14 10:30:44,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:44,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:44,344 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:30:44,344 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:30:44,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912232431] [2024-11-14 10:30:44,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912232431] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:44,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [642671542] [2024-11-14 10:30:44,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:44,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:44,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:30:44,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:44,796 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:30:44,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [642671542] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:44,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:30:44,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 10:30:44,990 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:30:44,990 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 96 treesize of output 51 [2024-11-14 10:30:50,412 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:50,412 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:50,412 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:50,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:50,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1880933981, now seen corresponding path program 1 times [2024-11-14 10:30:50,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:30:50,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056265316] [2024-11-14 10:30:50,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:50,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:30:50,788 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:30:50,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056265316] [2024-11-14 10:30:50,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056265316] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:50,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [654719855] [2024-11-14 10:30:50,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:50,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:50,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:30:50,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:51,016 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:30:51,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [654719855] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:51,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:30:51,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 10:30:51,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:30:51,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:51,197 INFO L85 PathProgramCache]: Analyzing trace with hash -442351920, now seen corresponding path program 1 times [2024-11-14 10:30:51,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:30:51,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859670288] [2024-11-14 10:30:51,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:51,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:51,503 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:30:51,503 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:30:51,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859670288] [2024-11-14 10:30:51,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859670288] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:51,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [427625371] [2024-11-14 10:30:51,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:51,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:51,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:51,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 10:30:51,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:30:51,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [427625371] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:51,783 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:30:51,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2024-11-14 10:30:52,022 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:30:52,023 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 96 treesize of output 51 [2024-11-14 10:30:57,140 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:57,140 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:57,140 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:57,141 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:57,141 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:30:57,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:57,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1348804995, now seen corresponding path program 1 times [2024-11-14 10:30:57,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:30:57,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914065972] [2024-11-14 10:30:57,142 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:57,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:30:57,525 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:30:57,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914065972] [2024-11-14 10:30:57,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914065972] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:57,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2109522806] [2024-11-14 10:30:57,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:57,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:57,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:30:57,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:57,839 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:30:57,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2109522806] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:57,840 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:30:57,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-11-14 10:30:57,840 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:57,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1587487246, now seen corresponding path program 2 times [2024-11-14 10:30:57,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:30:57,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845572811] [2024-11-14 10:30:57,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:57,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:57,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:58,258 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:30:58,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:30:58,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845572811] [2024-11-14 10:30:58,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [845572811] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:58,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [484766105] [2024-11-14 10:30:58,259 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:30:58,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:30:58,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:30:58,261 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 10:30:58,262 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 10:30:58,430 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 10:30:58,430 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:30:58,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 10:30:58,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:58,640 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 10:30:58,640 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:30:58,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [484766105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:30:58,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:30:58,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2024-11-14 10:30:58,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121225400] [2024-11-14 10:30:58,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:30:58,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 10:30:58,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:30:58,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 10:30:58,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-14 10:30:58,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:58,641 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:30:58,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 45.2) internal successors, (226), 5 states have internal predecessors, (226), 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 10:30:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:30:58,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:58,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:58,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:58,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:58,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:30:58,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:30:58,796 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 10:30:58,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:30:58,989 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:30:58,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:58,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1235633779, now seen corresponding path program 3 times [2024-11-14 10:30:58,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:30:58,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453082381] [2024-11-14 10:30:58,989 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:58,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:59,271 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-14 10:30:59,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:30:59,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453082381] [2024-11-14 10:30:59,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453082381] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:59,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098614096] [2024-11-14 10:30:59,271 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:30:59,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:30:59,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:30:59,273 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 10:30:59,278 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 10:30:59,387 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-14 10:30:59,387 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:30:59,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 10:30:59,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:59,631 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-14 10:30:59,631 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:30:59,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098614096] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:30:59,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:30:59,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 20 [2024-11-14 10:30:59,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947040073] [2024-11-14 10:30:59,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:30:59,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 10:30:59,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:30:59,632 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 10:30:59,632 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2024-11-14 10:30:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:59,632 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:30:59,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.2) internal successors, (222), 10 states have internal predecessors, (222), 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 10:30:59,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:30:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:30:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:00,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:00,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:00,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:00,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:00,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:00,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:00,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-14 10:31:00,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:31:00,491 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:31:00,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:00,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1881482912, now seen corresponding path program 4 times [2024-11-14 10:31:00,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:31:00,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003968309] [2024-11-14 10:31:00,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:00,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:00,926 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-14 10:31:00,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:31:00,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003968309] [2024-11-14 10:31:00,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003968309] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:00,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821180146] [2024-11-14 10:31:00,927 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:31:00,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:31:00,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:31:00,931 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 10:31:00,932 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 10:31:01,069 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:31:01,069 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:31:01,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:31:01,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:01,274 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 98 proven. 1 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-14 10:31:01,274 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:31:01,489 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 92 proven. 7 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-14 10:31:01,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821180146] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:31:01,489 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:31:01,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 9] total 25 [2024-11-14 10:31:01,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051449775] [2024-11-14 10:31:01,489 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:31:01,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-14 10:31:01,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:31:01,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-14 10:31:01,491 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=520, Unknown=0, NotChecked=0, Total=600 [2024-11-14 10:31:01,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:01,491 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:31:01,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 16.52) internal successors, (413), 25 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:31:01,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:01,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:01,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:01,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:01,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:01,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:01,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:02,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:02,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:02,083 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 10:31:02,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-14 10:31:02,271 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:31:02,526 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:31:02,526 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 96 treesize of output 51 [2024-11-14 10:31:04,154 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:04,154 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:04,154 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:04,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:04,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1532512827, now seen corresponding path program 1 times [2024-11-14 10:31:04,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:04,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721383416] [2024-11-14 10:31:04,155 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:04,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:04,426 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 10:31:04,426 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:04,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721383416] [2024-11-14 10:31:04,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721383416] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:04,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [379183731] [2024-11-14 10:31:04,426 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:04,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:04,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 10:31:04,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:04,897 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 10:31:04,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [379183731] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:04,898 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:04,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2024-11-14 10:31:04,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:31:05,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:05,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1639042094, now seen corresponding path program 1 times [2024-11-14 10:31:05,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:05,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644264550] [2024-11-14 10:31:05,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:05,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2024-11-14 10:31:05,412 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:05,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644264550] [2024-11-14 10:31:05,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644264550] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:05,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [86077520] [2024-11-14 10:31:05,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:05,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:05,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:05,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:31:05,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 72 proven. 10 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2024-11-14 10:31:05,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [86077520] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:05,754 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:05,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:31:05,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:31:05,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:05,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1426436056, now seen corresponding path program 1 times [2024-11-14 10:31:05,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:05,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055607965] [2024-11-14 10:31:05,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:05,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:06,337 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-14 10:31:06,337 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:06,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055607965] [2024-11-14 10:31:06,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055607965] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:06,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1613594091] [2024-11-14 10:31:06,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:06,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:06,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:31:06,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:06,720 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 75 proven. 10 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-11-14 10:31:06,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1613594091] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:06,720 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:06,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:31:06,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:06,846 INFO L85 PathProgramCache]: Analyzing trace with hash 2310866, now seen corresponding path program 1 times [2024-11-14 10:31:06,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:06,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666774816] [2024-11-14 10:31:06,846 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:06,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:07,221 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-11-14 10:31:07,221 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:07,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666774816] [2024-11-14 10:31:07,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666774816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:07,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [934543317] [2024-11-14 10:31:07,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:07,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:07,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:31:07,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 75 proven. 10 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-11-14 10:31:07,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [934543317] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:07,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:07,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:31:07,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:07,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1792365202, now seen corresponding path program 5 times [2024-11-14 10:31:07,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:31:07,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323176972] [2024-11-14 10:31:07,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:07,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2024-11-14 10:31:08,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:31:08,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323176972] [2024-11-14 10:31:08,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323176972] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:08,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [774347014] [2024-11-14 10:31:08,121 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:31:08,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:31:08,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:31:08,127 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 10:31:08,128 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 10:31:08,356 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-14 10:31:08,357 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:31:08,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-14 10:31:08,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 230 proven. 27 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-14 10:31:09,072 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:31:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 181 proven. 87 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 10:31:09,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [774347014] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:31:09,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:31:09,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 22, 26] total 56 [2024-11-14 10:31:09,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754303877] [2024-11-14 10:31:09,963 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:31:09,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 56 states [2024-11-14 10:31:09,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:31:09,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-11-14 10:31:09,966 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=578, Invalid=2502, Unknown=0, NotChecked=0, Total=3080 [2024-11-14 10:31:09,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:09,966 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:31:09,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 56 states, 56 states have (on average 12.089285714285714) internal successors, (677), 56 states have internal predecessors, (677), 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 10:31:09,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:09,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:09,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:09,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:09,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:09,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:09,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:09,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:10,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:10,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:10,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:10,754 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 10:31:10,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable17 [2024-11-14 10:31:10,945 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:31:11,196 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:31:11,197 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 96 treesize of output 51 [2024-11-14 10:31:20,558 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:31:20,562 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:20,562 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:20,562 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:20,562 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:20,562 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:20,562 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:20,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:20,563 INFO L85 PathProgramCache]: Analyzing trace with hash -317760723, now seen corresponding path program 1 times [2024-11-14 10:31:20,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:20,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814703390] [2024-11-14 10:31:20,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:20,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:20,830 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:31:20,831 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:20,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814703390] [2024-11-14 10:31:20,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814703390] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:20,831 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [86548733] [2024-11-14 10:31:20,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:20,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:20,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 10:31:20,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 15 proven. 29 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:31:21,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [86548733] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:21,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:21,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2024-11-14 10:31:21,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:31:21,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:21,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1896973510, now seen corresponding path program 1 times [2024-11-14 10:31:21,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:21,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190846056] [2024-11-14 10:31:21,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:21,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:21,864 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-14 10:31:21,864 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:21,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190846056] [2024-11-14 10:31:21,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190846056] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:21,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [183349850] [2024-11-14 10:31:21,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:21,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:21,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 877 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:31:21,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 72 proven. 10 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2024-11-14 10:31:22,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [183349850] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:22,258 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:22,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:31:22,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:31:22,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:22,394 INFO L85 PathProgramCache]: Analyzing trace with hash 679357528, now seen corresponding path program 1 times [2024-11-14 10:31:22,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:22,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379495841] [2024-11-14 10:31:22,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:22,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 10:31:22,804 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:22,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379495841] [2024-11-14 10:31:22,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379495841] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:22,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [144902702] [2024-11-14 10:31:22,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:22,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:22,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:31:22,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:23,156 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 75 proven. 10 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-11-14 10:31:23,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [144902702] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:23,157 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:23,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:31:23,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:23,270 INFO L85 PathProgramCache]: Analyzing trace with hash 575958274, now seen corresponding path program 1 times [2024-11-14 10:31:23,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:23,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308926585] [2024-11-14 10:31:23,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:23,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 3 proven. 82 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-11-14 10:31:23,668 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:23,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308926585] [2024-11-14 10:31:23,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308926585] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:23,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1349517142] [2024-11-14 10:31:23,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:23,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:23,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 948 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:31:23,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:24,028 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 75 proven. 10 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-11-14 10:31:24,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1349517142] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:24,029 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:24,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:31:24,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:24,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1700859410, now seen corresponding path program 6 times [2024-11-14 10:31:24,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:31:24,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000198786] [2024-11-14 10:31:24,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:24,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 13 proven. 252 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-14 10:31:24,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:31:24,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000198786] [2024-11-14 10:31:24,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000198786] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:24,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [603370456] [2024-11-14 10:31:24,881 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:31:24,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:31:24,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:31:24,883 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 10:31:24,884 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 10:31:25,048 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-14 10:31:25,048 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:31:25,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 575 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 10:31:25,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:25,307 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2024-11-14 10:31:25,308 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:31:25,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [603370456] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:31:25,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:31:25,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [27] total 33 [2024-11-14 10:31:25,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623260483] [2024-11-14 10:31:25,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:31:25,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 10:31:25,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:31:25,309 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 10:31:25,309 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=927, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 10:31:25,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:25,309 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:31:25,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.125) internal successors, (225), 8 states have internal predecessors, (225), 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 10:31:25,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:25,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:25,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:25,795 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-14 10:31:25,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-11-14 10:31:25,983 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:31:25,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:25,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1032481093, now seen corresponding path program 7 times [2024-11-14 10:31:25,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:31:25,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811421863] [2024-11-14 10:31:25,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:25,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 20 proven. 294 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-14 10:31:26,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:31:26,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811421863] [2024-11-14 10:31:26,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811421863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:26,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597565171] [2024-11-14 10:31:26,876 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 10:31:26,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:31:26,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:31:26,879 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 10:31:26,881 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 10:31:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:27,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:31:27,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:27,392 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 150 proven. 10 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2024-11-14 10:31:27,392 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:31:27,764 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 124 proven. 36 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2024-11-14 10:31:27,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597565171] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:31:27,765 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:31:27,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 12, 12] total 46 [2024-11-14 10:31:27,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952588500] [2024-11-14 10:31:27,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:31:27,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-11-14 10:31:27,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:31:27,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-11-14 10:31:27,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=1863, Unknown=0, NotChecked=0, Total=2070 [2024-11-14 10:31:27,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:27,767 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:31:27,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 11.869565217391305) internal successors, (546), 46 states have internal predecessors, (546), 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 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:27,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:27,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:27,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:29,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:29,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:31:29,169 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 10:31:29,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:31:29,357 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:31:29,584 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:31:29,584 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 96 treesize of output 51 [2024-11-14 10:31:41,826 WARN L286 SmtUtils]: Spent 5.25s on a formula simplification. DAG size of input: 35 DAG size of output: 32 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:31:41,830 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:41,830 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:41,830 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:41,830 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:41,830 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:31:41,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:41,831 INFO L85 PathProgramCache]: Analyzing trace with hash 40692099, now seen corresponding path program 1 times [2024-11-14 10:31:41,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:41,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217395880] [2024-11-14 10:31:41,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:41,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:31:41,952 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:31:42,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:31:42,279 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:31:42,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:42,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1064589897, now seen corresponding path program 1 times [2024-11-14 10:31:42,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:31:42,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884752071] [2024-11-14 10:31:42,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:42,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:43,341 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 33 proven. 136 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-11-14 10:31:43,341 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:31:43,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884752071] [2024-11-14 10:31:43,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884752071] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:43,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [664598019] [2024-11-14 10:31:43,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:43,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:43,399 INFO L256 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:31:43,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:43,795 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 132 proven. 37 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2024-11-14 10:31:43,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [664598019] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:43,796 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:31:43,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:31:43,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:31:43,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1762651401, now seen corresponding path program 8 times [2024-11-14 10:31:43,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:31:43,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105321354] [2024-11-14 10:31:43,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:31:43,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:31:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:31:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 20 proven. 352 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-14 10:31:44,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:31:44,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105321354] [2024-11-14 10:31:44,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105321354] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:31:44,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857064887] [2024-11-14 10:31:44,862 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:31:44,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:31:44,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:31:44,864 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 10:31:44,866 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 10:31:45,056 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 10:31:45,056 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:31:45,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 995 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 10:31:45,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:31:45,798 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 141 proven. 50 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-11-14 10:31:45,798 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:31:46,662 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 160 proven. 31 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-11-14 10:31:46,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857064887] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:31:46,662 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:31:46,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 17, 16] total 59 [2024-11-14 10:31:46,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198802133] [2024-11-14 10:31:46,662 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:31:46,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-11-14 10:31:46,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:31:46,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-11-14 10:31:46,664 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=3066, Unknown=0, NotChecked=0, Total=3422 [2024-11-14 10:31:46,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:46,664 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:31:46,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 11.779661016949152) internal successors, (695), 59 states have internal predecessors, (695), 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 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:31:46,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:31:49,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:31:49,374 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 10:31:49,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-14 10:31:49,551 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:31:49,808 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:31:49,808 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 96 treesize of output 51 [2024-11-14 10:32:00,116 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:00,116 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:00,116 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:00,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:00,116 INFO L85 PathProgramCache]: Analyzing trace with hash 285448131, now seen corresponding path program 1 times [2024-11-14 10:32:00,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:32:00,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463058131] [2024-11-14 10:32:00,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:00,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:32:00,232 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:32:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:32:00,421 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:32:00,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:00,670 INFO L85 PathProgramCache]: Analyzing trace with hash 798151507, now seen corresponding path program 1 times [2024-11-14 10:32:00,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:32:00,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964634254] [2024-11-14 10:32:00,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:00,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 38 proven. 157 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-14 10:32:01,244 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:32:01,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964634254] [2024-11-14 10:32:01,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964634254] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:01,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [543404914] [2024-11-14 10:32:01,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:01,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:01,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-14 10:32:01,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:01,810 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 137 proven. 58 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-14 10:32:01,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [543404914] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:01,811 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:32:01,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 33 [2024-11-14 10:32:01,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:01,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1304878249, now seen corresponding path program 9 times [2024-11-14 10:32:01,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:32:01,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119910209] [2024-11-14 10:32:01,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:01,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 38 proven. 157 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-14 10:32:02,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:32:02,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119910209] [2024-11-14 10:32:02,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119910209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:02,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071322082] [2024-11-14 10:32:02,609 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:32:02,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:32:02,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:32:02,611 INFO L229 MonitoredProcess]: Starting monitored process 11 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 10:32:02,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 10:32:02,793 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 10:32:02,793 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:32:02,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 10:32:02,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 40 proven. 2 refuted. 0 times theorem prover too weak. 539 trivial. 0 not checked. [2024-11-14 10:32:03,021 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:32:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 579 trivial. 0 not checked. [2024-11-14 10:32:03,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1071322082] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:32:03,123 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:32:03,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8, 6] total 28 [2024-11-14 10:32:03,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774086204] [2024-11-14 10:32:03,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:32:03,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 10:32:03,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:32:03,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 10:32:03,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=665, Unknown=0, NotChecked=0, Total=756 [2024-11-14 10:32:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:03,125 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:32:03,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 14.892857142857142) internal successors, (417), 28 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:03,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:03,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:04,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:04,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:04,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:04,859 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-14 10:32:05,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:32:05,046 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:32:05,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:05,047 INFO L85 PathProgramCache]: Analyzing trace with hash -2077612663, now seen corresponding path program 10 times [2024-11-14 10:32:05,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:32:05,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513152939] [2024-11-14 10:32:05,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:05,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:05,960 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 55 proven. 369 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-14 10:32:05,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:32:05,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513152939] [2024-11-14 10:32:05,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513152939] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:05,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467173818] [2024-11-14 10:32:05,961 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:32:05,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:32:05,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:32:05,963 INFO L229 MonitoredProcess]: Starting monitored process 12 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 10:32:05,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-14 10:32:06,120 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:32:06,120 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:32:06,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:32:06,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 126 proven. 85 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-14 10:32:06,785 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:32:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 90 proven. 121 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2024-11-14 10:32:07,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467173818] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:32:07,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:32:07,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 21, 21] total 70 [2024-11-14 10:32:07,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112955995] [2024-11-14 10:32:07,499 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:32:07,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-11-14 10:32:07,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:32:07,500 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-11-14 10:32:07,501 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=480, Invalid=4350, Unknown=0, NotChecked=0, Total=4830 [2024-11-14 10:32:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:07,501 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:32:07,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 10.142857142857142) internal successors, (710), 70 states have internal predecessors, (710), 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 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:07,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:09,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:09,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 10:32:09,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-14 10:32:09,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2024-11-14 10:32:09,787 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:32:10,019 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:32:10,019 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 96 treesize of output 51 [2024-11-14 10:32:11,467 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:11,467 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_In_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:11,467 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:11,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:11,468 INFO L85 PathProgramCache]: Analyzing trace with hash 940499475, now seen corresponding path program 1 times [2024-11-14 10:32:11,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:32:11,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881027365] [2024-11-14 10:32:11,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:11,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:32:11,669 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:32:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:32:11,883 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:32:12,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:12,070 INFO L85 PathProgramCache]: Analyzing trace with hash 937978431, now seen corresponding path program 1 times [2024-11-14 10:32:12,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:32:12,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517528669] [2024-11-14 10:32:12,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:12,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 42 proven. 210 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-14 10:32:12,729 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:32:12,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517528669] [2024-11-14 10:32:12,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517528669] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:12,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1407976866] [2024-11-14 10:32:12,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:12,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:12,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:32:12,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:13,394 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 85 proven. 167 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2024-11-14 10:32:13,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1407976866] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:13,394 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:32:13,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:32:13,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:13,395 INFO L85 PathProgramCache]: Analyzing trace with hash 99569815, now seen corresponding path program 11 times [2024-11-14 10:32:13,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:32:13,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677235730] [2024-11-14 10:32:13,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:13,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 55 proven. 452 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-14 10:32:14,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:32:14,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677235730] [2024-11-14 10:32:14,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677235730] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:14,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403941387] [2024-11-14 10:32:14,448 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:32:14,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:32:14,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:32:14,450 INFO L229 MonitoredProcess]: Starting monitored process 13 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 10:32:14,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 10:32:15,325 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-11-14 10:32:15,325 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:32:15,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 10:32:15,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:15,596 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 13 proven. 78 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2024-11-14 10:32:15,596 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:32:16,524 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 9 proven. 130 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2024-11-14 10:32:16,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403941387] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:32:16,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:32:16,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 5, 21] total 58 [2024-11-14 10:32:16,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042233543] [2024-11-14 10:32:16,524 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:32:16,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-11-14 10:32:16,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:32:16,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-11-14 10:32:16,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=434, Invalid=2872, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 10:32:16,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:16,527 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:32:16,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 13.086206896551724) internal successors, (759), 58 states have internal predecessors, (759), 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 10:32:16,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:16,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:16,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 10:32:16,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 10:32:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 10:32:18,021 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-14 10:32:18,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48 [2024-11-14 10:32:18,209 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:32:18,210 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:18,210 INFO L85 PathProgramCache]: Analyzing trace with hash -863865646, now seen corresponding path program 12 times [2024-11-14 10:32:18,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:32:18,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554659726] [2024-11-14 10:32:18,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:18,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 42 proven. 210 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2024-11-14 10:32:18,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:32:18,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554659726] [2024-11-14 10:32:18,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554659726] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:18,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624089550] [2024-11-14 10:32:18,909 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:32:18,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:32:18,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:32:18,914 INFO L229 MonitoredProcess]: Starting monitored process 14 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 10:32:18,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-14 10:32:19,085 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-14 10:32:19,086 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:32:19,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:32:19,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:19,215 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 690 trivial. 0 not checked. [2024-11-14 10:32:19,215 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:32:19,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624089550] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:32:19,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:32:19,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [24] total 30 [2024-11-14 10:32:19,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137779671] [2024-11-14 10:32:19,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:32:19,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 10:32:19,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:32:19,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 10:32:19,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=765, Unknown=0, NotChecked=0, Total=870 [2024-11-14 10:32:19,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:19,216 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:32:19,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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 10:32:19,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:19,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 10:32:19,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 10:32:19,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:19,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 10:32:19,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2024-11-14 10:32:19,823 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:32:19,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:19,824 INFO L85 PathProgramCache]: Analyzing trace with hash 480819683, now seen corresponding path program 13 times [2024-11-14 10:32:19,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:32:19,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76241856] [2024-11-14 10:32:19,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:19,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:20,489 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 42 proven. 210 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-14 10:32:20,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:32:20,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76241856] [2024-11-14 10:32:20,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76241856] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:20,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293610248] [2024-11-14 10:32:20,490 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 10:32:20,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:32:20,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:32:20,491 INFO L229 MonitoredProcess]: Starting monitored process 15 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 10:32:20,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-14 10:32:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:20,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 983 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:32:20,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 126 proven. 126 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-14 10:32:21,328 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:32:22,012 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 78 proven. 174 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-11-14 10:32:22,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293610248] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:32:22,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:32:22,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 64 [2024-11-14 10:32:22,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495391342] [2024-11-14 10:32:22,012 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:32:22,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-11-14 10:32:22,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:32:22,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-11-14 10:32:22,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=607, Invalid=3425, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 10:32:22,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:22,014 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:32:22,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 9.28125) internal successors, (594), 64 states have internal predecessors, (594), 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 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:22,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:32:22,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 10:32:22,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-11-14 10:32:23,000 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable50 [2024-11-14 10:32:23,001 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:32:23,248 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:32:23,248 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 96 treesize of output 51 [2024-11-14 10:32:33,405 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.base_In_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:33,405 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:33,405 WARN L331 ript$VariableManager]: TermVariable v_~q2_back~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:32:33,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:33,406 INFO L85 PathProgramCache]: Analyzing trace with hash -1254419755, now seen corresponding path program 1 times [2024-11-14 10:32:33,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:32:33,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120278329] [2024-11-14 10:32:33,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:33,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:32:33,567 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:32:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:32:33,732 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:32:33,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:32:33,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1181458945, now seen corresponding path program 1 times [2024-11-14 10:32:33,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:32:33,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671162602] [2024-11-14 10:32:33,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:33,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:34,337 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 78 proven. 13 refuted. 0 times theorem prover too weak. 663 trivial. 0 not checked. [2024-11-14 10:32:34,337 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:32:34,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671162602] [2024-11-14 10:32:34,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671162602] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:34,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [145378817] [2024-11-14 10:32:34,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:32:34,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:32:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:32:34,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:32:34,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:32:34,492 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 79 proven. 12 refuted. 0 times theorem prover too weak. 663 trivial. 0 not checked. [2024-11-14 10:32:34,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [145378817] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:32:34,492 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:32:34,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-14 10:32:34,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53 [2024-11-14 10:32:34,677 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 10:32:34,679 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.IPredicate.getFormula()" because "" is null at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation$ConditionGeneratorIndependence.getCommutativityCondition(SemanticIndependenceRelation.java:415) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation$ConditionGeneratorIndependence.getCommutativityCondition(SemanticIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.TermTransferringIndependenceRelation$SymbolicTransferringIndependence.getCommutativityCondition(TermTransferringIndependenceRelation.java:128) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.TermTransferringIndependenceRelation$SymbolicTransferringIndependence.getCommutativityCondition(TermTransferringIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.ProtectedIndependenceRelation$SymbolicProtectedIndependence.getCommutativityCondition(ProtectedIndependenceRelation.java:144) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.UnionIndependenceRelation$SymbolicUnionIndependence.lambda$1(UnionIndependenceRelation.java:143) at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197) at java.base/java.util.ArrayList$ArrayListSpliterator.tryAdvance(ArrayList.java:1685) at java.base/java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:129) at java.base/java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:527) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:513) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) at java.base/java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:150) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.findAny(ReferencePipeline.java:652) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceBuilder$ActionIndependenceBuilder.lambda$0(IndependenceBuilder.java:399) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.UnionIndependenceRelation$SymbolicUnionIndependence.getCommutativityCondition(UnionIndependenceRelation.java:142) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.ConditionTransformingIndependenceRelation$SymbolicConditionTransformingIndependence.getCommutativityCondition(ConditionTransformingIndependenceRelation.java:152) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.DisjunctiveConditionalIndependenceRelation$SymbolicDisjunctiveIndependence.getSingleCommutativityCondition(DisjunctiveConditionalIndependenceRelation.java:176) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.DisjunctiveConditionalIndependenceRelation$SymbolicDisjunctiveIndependence.getCommutativityCondition(DisjunctiveConditionalIndependenceRelation.java:161) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.DisjunctiveConditionalIndependenceRelation$SymbolicDisjunctiveIndependence.getCommutativityCondition(DisjunctiveConditionalIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.automata.partialorder.independence.ConditionTransformingIndependenceRelation$SymbolicConditionTransformingIndependence.getCommutativityCondition(ConditionTransformingIndependenceRelation.java:152) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ThreadSeparatingIndependenceRelation$SymbolicThreadSeparatingIndependence.getCommutativityCondition(ThreadSeparatingIndependenceRelation.java:109) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ThreadSeparatingIndependenceRelation$SymbolicThreadSeparatingIndependence.getCommutativityCondition(ThreadSeparatingIndependenceRelation.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.generateRawCondition(ConditionalCommutativityChecker.java:214) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.generateCondition(ConditionalCommutativityChecker.java:193) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.checkConditionalCommutativityInternal(ConditionalCommutativityChecker.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.conditional.ConditionalCommutativityChecker.checkConditionalCommutativity(ConditionalCommutativityChecker.java:158) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.ConditionalCommutativityCounterexampleChecker.getCommutativityProof(ConditionalCommutativityCounterexampleChecker.java:118) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isCounterexampleFeasible(PartialOrderCegarLoop.java:325) 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) [2024-11-14 10:32:34,688 INFO L158 Benchmark]: Toolchain (without parser) took 117563.08ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 989.9MB). Free memory was 71.8MB in the beginning and 606.7MB in the end (delta: -534.9MB). Peak memory consumption was 455.5MB. Max. memory is 8.0GB. [2024-11-14 10:32:34,688 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:32:34,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.07ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 58.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 10:32:34,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.82ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:32:34,689 INFO L158 Benchmark]: Boogie Preprocessor took 30.71ms. Allocated memory is still 100.7MB. Free memory was 56.3MB in the beginning and 54.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 10:32:34,689 INFO L158 Benchmark]: RCFGBuilder took 549.70ms. Allocated memory is still 100.7MB. Free memory was 54.5MB in the beginning and 57.7MB in the end (delta: -3.3MB). Peak memory consumption was 38.7MB. Max. memory is 8.0GB. [2024-11-14 10:32:34,690 INFO L158 Benchmark]: TraceAbstraction took 116734.07ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 989.9MB). Free memory was 56.7MB in the beginning and 606.7MB in the end (delta: -550.0MB). Peak memory consumption was 437.8MB. Max. memory is 8.0GB. [2024-11-14 10:32:34,691 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 205.07ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 58.6MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.82ms. Allocated memory is still 100.7MB. Free memory was 58.6MB in the beginning and 56.3MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 30.71ms. Allocated memory is still 100.7MB. Free memory was 56.3MB in the beginning and 54.5MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 549.70ms. Allocated memory is still 100.7MB. Free memory was 54.5MB in the beginning and 57.7MB in the end (delta: -3.3MB). Peak memory consumption was 38.7MB. Max. memory is 8.0GB. * TraceAbstraction took 116734.07ms. Allocated memory was 100.7MB in the beginning and 1.1GB in the end (delta: 989.9MB). Free memory was 56.7MB in the beginning and 606.7MB in the end (delta: -550.0MB). Peak memory consumption was 437.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.IPredicate.getFormula()" because "" is null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.IPredicate.getFormula()" because "" is null: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.SemanticIndependenceRelation$ConditionGeneratorIndependence.getCommutativityCondition(SemanticIndependenceRelation.java:415) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-14 10:32:34,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...