/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-commit-1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 13:42:45,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 13:42:45,530 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 13:42:45,533 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 13:42:45,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 13:42:45,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 13:42:45,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 13:42:45,546 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 13:42:45,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 13:42:45,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 13:42:45,546 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 13:42:45,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 13:42:45,546 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 13:42:45,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 13:42:45,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 13:42:45,547 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:42:45,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 13:42:45,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-14 13:42:45,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 13:42:45,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 13:42:45,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 13:42:45,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 13:42:45,803 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 13:42:45,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-commit-1.wvr.c [2024-11-14 13:42:47,088 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 13:42:47,292 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 13:42:47,293 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-commit-1.wvr.c [2024-11-14 13:42:47,302 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/f7af55854/a7cafc97dec54725889b7ad92684d4ce/FLAGf4162bab0 [2024-11-14 13:42:47,315 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/f7af55854/a7cafc97dec54725889b7ad92684d4ce [2024-11-14 13:42:47,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 13:42:47,317 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 13:42:47,320 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 13:42:47,320 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 13:42:47,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 13:42:47,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73462142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47, skipping insertion in model container [2024-11-14 13:42:47,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,340 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 13:42:47,475 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-commit-1.wvr.c[4643,4656] [2024-11-14 13:42:47,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:42:47,489 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 13:42:47,511 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-commit-1.wvr.c[4643,4656] [2024-11-14 13:42:47,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 13:42:47,522 INFO L204 MainTranslator]: Completed translation [2024-11-14 13:42:47,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47 WrapperNode [2024-11-14 13:42:47,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 13:42:47,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 13:42:47,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 13:42:47,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 13:42:47,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,534 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,557 INFO L138 Inliner]: procedures = 24, calls = 53, calls flagged for inlining = 20, calls inlined = 24, statements flattened = 331 [2024-11-14 13:42:47,557 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 13:42:47,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 13:42:47,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 13:42:47,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 13:42:47,566 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,576 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,579 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,580 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,581 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,583 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 13:42:47,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 13:42:47,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 13:42:47,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 13:42:47,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (1/1) ... [2024-11-14 13:42:47,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 13:42:47,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:42:47,612 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 13:42:47,617 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 13:42:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 13:42:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 13:42:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 13:42:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 13:42:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 13:42:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 13:42:47,633 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 13:42:47,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 13:42:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 13:42:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 13:42:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 13:42:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 13:42:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 13:42:47,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 13:42:47,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 13:42:47,635 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 13:42:47,735 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 13:42:47,736 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 13:42:48,098 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 13:42:48,098 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 13:42:48,309 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 13:42:48,309 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 13:42:48,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:42:48 BoogieIcfgContainer [2024-11-14 13:42:48,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 13:42:48,313 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 13:42:48,313 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 13:42:48,319 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 13:42:48,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 01:42:47" (1/3) ... [2024-11-14 13:42:48,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad2c3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:42:48, skipping insertion in model container [2024-11-14 13:42:48,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 01:42:47" (2/3) ... [2024-11-14 13:42:48,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ad2c3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 01:42:48, skipping insertion in model container [2024-11-14 13:42:48,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 01:42:48" (3/3) ... [2024-11-14 13:42:48,321 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-commit-1.wvr.c [2024-11-14 13:42:48,331 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 13:42:48,333 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-commit-1.wvr.c that has 4 procedures, 243 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 13:42:48,333 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 13:42:48,406 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-14 13:42:48,453 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:42:48,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 13:42:48,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:42:48,460 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 13:42:48,465 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 13:42:48,541 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 13:42:48,553 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 13:42:48,561 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;@3b579ae0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 13:42:48,561 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-14 13:42:48,811 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 1 more)] === [2024-11-14 13:42:48,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:48,815 INFO L85 PathProgramCache]: Analyzing trace with hash -463340433, now seen corresponding path program 1 times [2024-11-14 13:42:48,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:48,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406599451] [2024-11-14 13:42:48,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:48,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:49,036 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 13:42:49,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:49,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406599451] [2024-11-14 13:42:49,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406599451] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:49,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:49,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 13:42:49,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079937406] [2024-11-14 13:42:49,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:49,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 13:42:49,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:49,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 13:42:49,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 13:42:49,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:49,060 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:49,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 96.5) internal successors, (193), 2 states have internal predecessors, (193), 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 13:42:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:49,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:49,109 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 13:42:49,109 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 1 more)] === [2024-11-14 13:42:49,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:49,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1009952373, now seen corresponding path program 1 times [2024-11-14 13:42:49,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:49,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169167222] [2024-11-14 13:42:49,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:49,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:49,737 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 13:42:49,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:49,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169167222] [2024-11-14 13:42:49,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169167222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:49,737 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:49,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 13:42:49,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319480997] [2024-11-14 13:42:49,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:49,738 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 13:42:49,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:49,739 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 13:42:49,739 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 13:42:49,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:49,739 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:49,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 39.0) internal successors, (195), 5 states have internal predecessors, (195), 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 13:42:49,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:49,740 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:49,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:49,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:49,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 13:42:49,881 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 1 more)] === [2024-11-14 13:42:49,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:49,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1979222970, now seen corresponding path program 1 times [2024-11-14 13:42:49,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:49,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382954103] [2024-11-14 13:42:49,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:49,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:50,072 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:42:50,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:50,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382954103] [2024-11-14 13:42:50,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382954103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:50,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:50,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 13:42:50,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514717475] [2024-11-14 13:42:50,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:50,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 13:42:50,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:50,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 13:42:50,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 13:42:50,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:50,077 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:50,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 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 13:42:50,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:50,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:50,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:51,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:51,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:51,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:51,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 13:42:51,386 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 1 more)] === [2024-11-14 13:42:51,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:51,387 INFO L85 PathProgramCache]: Analyzing trace with hash 265088324, now seen corresponding path program 1 times [2024-11-14 13:42:51,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:51,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203637535] [2024-11-14 13:42:51,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:51,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:51,517 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 13:42:51,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:51,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203637535] [2024-11-14 13:42:51,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203637535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:51,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:51,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 13:42:51,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760953259] [2024-11-14 13:42:51,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:51,518 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 13:42:51,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:51,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 13:42:51,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 13:42:51,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:51,519 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:51,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.0) internal successors, (201), 3 states have internal predecessors, (201), 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 13:42:51,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:51,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:51,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:51,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:52,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:52,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 13:42:52,811 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 1 more)] === [2024-11-14 13:42:52,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:52,811 INFO L85 PathProgramCache]: Analyzing trace with hash -945609369, now seen corresponding path program 1 times [2024-11-14 13:42:52,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:52,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632635657] [2024-11-14 13:42:52,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:52,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:52,931 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 13:42:52,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:52,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632635657] [2024-11-14 13:42:52,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632635657] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:52,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:52,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 13:42:52,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117048599] [2024-11-14 13:42:52,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:52,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 13:42:52,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:52,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 13:42:52,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 13:42:52,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:52,933 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:52,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 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 13:42:52,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:52,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:52,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:52,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:52,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 13:42:54,275 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 1 more)] === [2024-11-14 13:42:54,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:54,276 INFO L85 PathProgramCache]: Analyzing trace with hash 2143951976, now seen corresponding path program 1 times [2024-11-14 13:42:54,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:54,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377654416] [2024-11-14 13:42:54,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:54,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:54,443 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 13:42:54,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:54,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377654416] [2024-11-14 13:42:54,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377654416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:54,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:54,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 13:42:54,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643384446] [2024-11-14 13:42:54,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:54,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 13:42:54,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:54,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 13:42:54,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 13:42:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,446 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:54,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.833333333333336) internal successors, (209), 6 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 13:42:54,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 13:42:54,561 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 1 more)] === [2024-11-14 13:42:54,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:54,562 INFO L85 PathProgramCache]: Analyzing trace with hash -2137475947, now seen corresponding path program 1 times [2024-11-14 13:42:54,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:54,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397103457] [2024-11-14 13:42:54,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:54,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:54,713 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 13:42:54,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:54,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397103457] [2024-11-14 13:42:54,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397103457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:54,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:54,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 13:42:54,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263713349] [2024-11-14 13:42:54,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:54,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 13:42:54,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:54,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 13:42:54,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 13:42:54,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,715 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:54,715 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 36.166666666666664) internal successors, (217), 6 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 13:42:54,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:54,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:54,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:54,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 13:42:54,833 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 1 more)] === [2024-11-14 13:42:54,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:54,834 INFO L85 PathProgramCache]: Analyzing trace with hash -257190604, now seen corresponding path program 1 times [2024-11-14 13:42:54,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:54,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286852652] [2024-11-14 13:42:54,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:54,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:55,013 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:42:55,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:55,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286852652] [2024-11-14 13:42:55,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286852652] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:55,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:42:55,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 13:42:55,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719179722] [2024-11-14 13:42:55,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:55,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 13:42:55,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:55,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 13:42:55,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 13:42:55,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:55,016 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:55,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 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 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 13:42:55,195 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 1 more)] === [2024-11-14 13:42:55,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:55,196 INFO L85 PathProgramCache]: Analyzing trace with hash -2025330687, now seen corresponding path program 1 times [2024-11-14 13:42:55,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:55,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086480995] [2024-11-14 13:42:55,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:55,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:55,413 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:42:55,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:55,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086480995] [2024-11-14 13:42:55,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086480995] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:42:55,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394833238] [2024-11-14 13:42:55,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:55,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:42:55,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:42:55,420 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 13:42:55,421 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 13:42:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:55,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 13:42:55,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:42:55,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 13:42:55,749 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:42:55,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394833238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:42:55,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:42:55,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 11 [2024-11-14 13:42:55,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889842161] [2024-11-14 13:42:55,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:42:55,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 13:42:55,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:55,750 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 13:42:55,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-14 13:42:55,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:55,751 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:55,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.25) internal successors, (233), 4 states have internal predecessors, (233), 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 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:55,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:56,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:56,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:56,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:56,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:56,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:56,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:56,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:56,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:56,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:42:56,537 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 13:42:56,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:42:56,725 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 1 more)] === [2024-11-14 13:42:56,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:56,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1744586776, now seen corresponding path program 1 times [2024-11-14 13:42:56,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:56,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939375055] [2024-11-14 13:42:56,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:56,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:56,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:42:56,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:56,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939375055] [2024-11-14 13:42:56,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939375055] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:42:56,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093042815] [2024-11-14 13:42:56,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:56,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:42:56,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:42:56,955 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 13:42:56,956 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 13:42:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:57,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:42:57,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:42:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:42:57,278 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:42:57,555 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:42:57,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093042815] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:42:57,556 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:42:57,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-11-14 13:42:57,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008364283] [2024-11-14 13:42:57,556 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:42:57,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-14 13:42:57,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:42:57,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-14 13:42:57,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-11-14 13:42:57,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:57,557 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:42:57,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 15.157894736842104) internal successors, (288), 19 states have internal predecessors, (288), 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 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:42:57,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:42:57,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:42:57,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:42:57,851 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 13:42:58,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:42:58,037 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 1 more)] === [2024-11-14 13:42:58,148 WARN L331 ript$VariableManager]: TermVariable v_auxVar_370 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,148 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,148 WARN L331 ript$VariableManager]: TermVariable v_auxVar_371 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,148 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,148 WARN L331 ript$VariableManager]: TermVariable v_auxVar_372 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,148 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:58,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1784257759, now seen corresponding path program 1 times [2024-11-14 13:42:58,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:42:58,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419423991] [2024-11-14 13:42:58,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:58,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:42:58,227 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:42:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:42:58,366 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:42:58,499 WARN L331 ript$VariableManager]: TermVariable v_auxVar_384 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,499 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,499 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,499 WARN L331 ript$VariableManager]: TermVariable v_auxVar_382 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,499 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,499 WARN L331 ript$VariableManager]: TermVariable v_auxVar_383 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:58,501 INFO L85 PathProgramCache]: Analyzing trace with hash -979807586, now seen corresponding path program 1 times [2024-11-14 13:42:58,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:42:58,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345030785] [2024-11-14 13:42:58,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:58,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:42:58,576 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:42:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:42:58,670 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:42:58,758 WARN L331 ript$VariableManager]: TermVariable v_auxVar_396 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,758 WARN L331 ript$VariableManager]: TermVariable v_auxVar_395 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,758 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,758 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,758 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,758 WARN L331 ript$VariableManager]: TermVariable v_auxVar_394 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:42:58,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:58,759 INFO L85 PathProgramCache]: Analyzing trace with hash -997331084, now seen corresponding path program 1 times [2024-11-14 13:42:58,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:42:58,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197531898] [2024-11-14 13:42:58,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:58,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:42:58,844 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:42:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:42:58,921 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:42:58,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:42:58,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1880888197, now seen corresponding path program 2 times [2024-11-14 13:42:58,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:42:58,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726530729] [2024-11-14 13:42:58,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:42:58,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:42:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:42:59,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-14 13:42:59,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:42:59,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726530729] [2024-11-14 13:42:59,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726530729] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:42:59,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1631213361] [2024-11-14 13:42:59,153 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:42:59,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:42:59,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:42:59,155 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 13:42:59,156 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 13:42:59,310 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 13:42:59,311 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:42:59,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 467 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 13:42:59,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 13:43:00,606 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:43:00,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1631213361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:43:00,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:43:00,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [9] total 23 [2024-11-14 13:43:00,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309828156] [2024-11-14 13:43:00,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:43:00,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-14 13:43:00,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:43:00,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-14 13:43:00,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2024-11-14 13:43:00,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:00,608 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:43:00,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 14.9375) internal successors, (239), 16 states have internal predecessors, (239), 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 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:00,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:01,229 WARN L331 ript$VariableManager]: TermVariable ~manager~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:01,229 WARN L331 ript$VariableManager]: TermVariable ~manager~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:01,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:01,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 13:43:01,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:01,524 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 1 more)] === [2024-11-14 13:43:01,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:01,525 INFO L85 PathProgramCache]: Analyzing trace with hash -1396708150, now seen corresponding path program 3 times [2024-11-14 13:43:01,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:01,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951118113] [2024-11-14 13:43:01,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:01,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:43:01,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:01,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951118113] [2024-11-14 13:43:01,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951118113] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:01,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419322322] [2024-11-14 13:43:01,805 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 13:43:01,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:01,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:43:01,807 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 13:43:01,808 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 13:43:01,937 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-14 13:43:01,937 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:43:01,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-14 13:43:01,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:02,213 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 13:43:02,213 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 13:43:02,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1419322322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:43:02,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 13:43:02,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14] total 16 [2024-11-14 13:43:02,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135163606] [2024-11-14 13:43:02,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:43:02,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 13:43:02,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:43:02,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 13:43:02,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2024-11-14 13:43:02,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:02,215 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:43:02,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 59.5) internal successors, (238), 4 states have internal predecessors, (238), 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 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:02,215 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:02,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:02,506 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 13:43:02,695 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,SelfDestructingSolverStorable14 [2024-11-14 13:43:02,696 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 1 more)] === [2024-11-14 13:43:02,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:02,697 INFO L85 PathProgramCache]: Analyzing trace with hash 2094574112, now seen corresponding path program 4 times [2024-11-14 13:43:02,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:02,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566382279] [2024-11-14 13:43:02,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:02,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:03,092 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:43:03,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:03,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566382279] [2024-11-14 13:43:03,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566382279] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:03,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [274822781] [2024-11-14 13:43:03,093 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 13:43:03,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:03,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:43:03,098 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 13:43:03,098 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 13:43:03,220 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 13:43:03,220 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:43:03,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 13:43:03,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:03,583 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:43:03,583 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:43:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:43:03,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [274822781] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:43:03,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:43:03,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 33 [2024-11-14 13:43:03,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455094387] [2024-11-14 13:43:03,959 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:43:03,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-14 13:43:03,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:43:03,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-14 13:43:03,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=923, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 13:43:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:03,961 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:43:03,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 14.909090909090908) internal successors, (492), 33 states have internal predecessors, (492), 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 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:03,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:03,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:03,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:04,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:04,782 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 13:43:04,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-14 13:43:04,970 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 1 more)] === [2024-11-14 13:43:05,048 WARN L331 ript$VariableManager]: TermVariable v_auxVar_504 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,049 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,049 WARN L331 ript$VariableManager]: TermVariable v_auxVar_503 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,049 WARN L331 ript$VariableManager]: TermVariable v_auxVar_502 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,049 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,049 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:05,050 INFO L85 PathProgramCache]: Analyzing trace with hash 2135244781, now seen corresponding path program 1 times [2024-11-14 13:43:05,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:05,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564313636] [2024-11-14 13:43:05,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:05,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:05,088 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:05,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:05,145 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:05,227 WARN L331 ript$VariableManager]: TermVariable v_auxVar_516 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,227 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,227 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,227 WARN L331 ript$VariableManager]: TermVariable v_auxVar_514 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,227 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,227 WARN L331 ript$VariableManager]: TermVariable v_auxVar_515 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:05,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1024209238, now seen corresponding path program 1 times [2024-11-14 13:43:05,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:05,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32661818] [2024-11-14 13:43:05,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:05,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:05,304 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:05,359 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:05,446 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,446 WARN L331 ript$VariableManager]: TermVariable v_auxVar_526 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,446 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,446 WARN L331 ript$VariableManager]: TermVariable v_auxVar_528 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,446 WARN L331 ript$VariableManager]: TermVariable v_auxVar_527 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,446 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:05,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:05,447 INFO L85 PathProgramCache]: Analyzing trace with hash -717669696, now seen corresponding path program 1 times [2024-11-14 13:43:05,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:05,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696125559] [2024-11-14 13:43:05,447 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:05,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:05,503 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:05,601 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:05,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:05,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1570409779, now seen corresponding path program 5 times [2024-11-14 13:43:05,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:05,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689344546] [2024-11-14 13:43:05,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:05,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-14 13:43:05,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:05,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689344546] [2024-11-14 13:43:05,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689344546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 13:43:05,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 13:43:05,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 13:43:05,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719064228] [2024-11-14 13:43:05,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 13:43:05,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 13:43:05,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:43:05,727 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 13:43:05,727 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 13:43:05,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:05,728 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:43:05,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 60.25) internal successors, (241), 4 states have internal predecessors, (241), 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 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:05,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:05,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:05,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:05,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:05,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:05,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-14 13:43:05,868 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 1 more)] === [2024-11-14 13:43:05,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:05,869 INFO L85 PathProgramCache]: Analyzing trace with hash 537454516, now seen corresponding path program 6 times [2024-11-14 13:43:05,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:05,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393444229] [2024-11-14 13:43:05,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:05,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:06,305 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-14 13:43:06,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:06,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393444229] [2024-11-14 13:43:06,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393444229] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:06,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253287033] [2024-11-14 13:43:06,306 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 13:43:06,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:06,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:43:06,308 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 13:43:06,313 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 13:43:06,520 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2024-11-14 13:43:06,520 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:43:06,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 13:43:06,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:06,921 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-14 13:43:06,921 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:43:07,545 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-14 13:43:07,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253287033] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:43:07,546 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:43:07,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 11, 10] total 34 [2024-11-14 13:43:07,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170401660] [2024-11-14 13:43:07,546 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:43:07,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-14 13:43:07,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:43:07,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-14 13:43:07,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=992, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 13:43:07,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:07,549 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:43:07,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 16.852941176470587) internal successors, (573), 34 states have internal predecessors, (573), 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 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:07,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:07,550 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:09,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:09,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 13:43:09,217 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-14 13:43:09,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:09,405 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 1 more)] === [2024-11-14 13:43:09,504 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,504 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,504 WARN L331 ript$VariableManager]: TermVariable v_auxVar_588 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,504 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,504 WARN L331 ript$VariableManager]: TermVariable v_auxVar_587 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,504 WARN L331 ript$VariableManager]: TermVariable v_auxVar_586 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:09,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1901164484, now seen corresponding path program 1 times [2024-11-14 13:43:09,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:09,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529692688] [2024-11-14 13:43:09,505 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:09,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:09,555 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:09,599 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:09,676 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,676 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,677 WARN L331 ript$VariableManager]: TermVariable v_auxVar_600 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,677 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,677 WARN L331 ript$VariableManager]: TermVariable v_auxVar_598 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,677 WARN L331 ript$VariableManager]: TermVariable v_auxVar_599 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:09,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1657875713, now seen corresponding path program 1 times [2024-11-14 13:43:09,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:09,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134082691] [2024-11-14 13:43:09,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:09,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:09,721 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:09,777 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:09,852 WARN L331 ript$VariableManager]: TermVariable v_auxVar_610 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,852 WARN L331 ript$VariableManager]: TermVariable v_auxVar_612 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,852 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,852 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,852 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,852 WARN L331 ript$VariableManager]: TermVariable v_auxVar_611 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:09,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:09,853 INFO L85 PathProgramCache]: Analyzing trace with hash -214425705, now seen corresponding path program 1 times [2024-11-14 13:43:09,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:09,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066029490] [2024-11-14 13:43:09,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:09,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:09,898 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:09,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:09,969 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:10,059 WARN L331 ript$VariableManager]: TermVariable v_auxVar_624 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,059 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,059 WARN L331 ript$VariableManager]: TermVariable v_auxVar_623 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,059 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,059 WARN L331 ript$VariableManager]: TermVariable v_auxVar_622 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,059 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:10,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1831875147, now seen corresponding path program 1 times [2024-11-14 13:43:10,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:10,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216069720] [2024-11-14 13:43:10,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:10,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:10,217 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:10,217 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:43:10,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216069720] [2024-11-14 13:43:10,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216069720] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:10,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2026791275] [2024-11-14 13:43:10,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:10,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:10,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:43:10,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:10,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2026791275] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:10,436 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:43:10,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2024-11-14 13:43:10,520 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,520 WARN L331 ript$VariableManager]: TermVariable v_auxVar_635 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,520 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,520 WARN L331 ript$VariableManager]: TermVariable v_auxVar_634 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,520 WARN L331 ript$VariableManager]: TermVariable v_auxVar_636 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,520 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:10,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:10,521 INFO L85 PathProgramCache]: Analyzing trace with hash -504676344, now seen corresponding path program 1 times [2024-11-14 13:43:10,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:10,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823321018] [2024-11-14 13:43:10,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:10,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:10,716 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:43:10,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823321018] [2024-11-14 13:43:10,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823321018] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:10,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [810595080] [2024-11-14 13:43:10,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:10,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:10,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:43:10,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:10,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [810595080] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:10,910 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:43:10,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2024-11-14 13:43:11,010 WARN L331 ript$VariableManager]: TermVariable v_auxVar_647 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:11,010 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:11,010 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:11,010 WARN L331 ript$VariableManager]: TermVariable v_auxVar_646 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:11,010 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:11,010 WARN L331 ript$VariableManager]: TermVariable v_auxVar_648 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:11,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:11,011 INFO L85 PathProgramCache]: Analyzing trace with hash 337210142, now seen corresponding path program 1 times [2024-11-14 13:43:11,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:11,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054162857] [2024-11-14 13:43:11,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:11,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:11,170 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:11,170 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 13:43:11,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054162857] [2024-11-14 13:43:11,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054162857] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:11,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2046380570] [2024-11-14 13:43:11,170 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:11,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:11,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:43:11,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:11,401 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:11,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2046380570] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:11,401 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 13:43:11,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2024-11-14 13:43:11,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:11,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1817110830, now seen corresponding path program 7 times [2024-11-14 13:43:11,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:11,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096098338] [2024-11-14 13:43:11,402 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:11,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:11,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:11,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096098338] [2024-11-14 13:43:11,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096098338] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:11,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557125555] [2024-11-14 13:43:11,585 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 13:43:11,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:11,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:43:11,587 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 13:43:11,593 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 13:43:11,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:11,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 13:43:11,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:11,996 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:11,997 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:43:12,268 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:12,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557125555] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:43:12,268 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:43:12,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-11-14 13:43:12,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328723860] [2024-11-14 13:43:12,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:43:12,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-14 13:43:12,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:43:12,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-14 13:43:12,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2024-11-14 13:43:12,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:12,270 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:43:12,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 16.105263157894736) internal successors, (306), 19 states have internal predecessors, (306), 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 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-14 13:43:12,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:12,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:12,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 13:43:12,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:12,630 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-14 13:43:12,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-11-14 13:43:12,814 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 1 more)] === [2024-11-14 13:43:12,907 WARN L331 ript$VariableManager]: TermVariable v_auxVar_658 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:12,907 WARN L331 ript$VariableManager]: TermVariable v_auxVar_660 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:12,907 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:12,907 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:12,907 WARN L331 ript$VariableManager]: TermVariable v_auxVar_659 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:12,907 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:12,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:12,909 INFO L85 PathProgramCache]: Analyzing trace with hash -398440745, now seen corresponding path program 1 times [2024-11-14 13:43:12,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:12,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353631365] [2024-11-14 13:43:12,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:12,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:12,957 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,007 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:13,113 WARN L331 ript$VariableManager]: TermVariable v_auxVar_671 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,113 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,113 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,113 WARN L331 ript$VariableManager]: TermVariable v_auxVar_672 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,113 WARN L331 ript$VariableManager]: TermVariable v_auxVar_670 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,113 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:13,114 INFO L85 PathProgramCache]: Analyzing trace with hash -649576492, now seen corresponding path program 1 times [2024-11-14 13:43:13,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:13,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762439672] [2024-11-14 13:43:13,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:13,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,159 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,239 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:13,332 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,332 WARN L331 ript$VariableManager]: TermVariable v_auxVar_684 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,332 WARN L331 ript$VariableManager]: TermVariable v_auxVar_683 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,332 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,332 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,332 WARN L331 ript$VariableManager]: TermVariable v_auxVar_682 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:13,333 INFO L85 PathProgramCache]: Analyzing trace with hash -1472887254, now seen corresponding path program 1 times [2024-11-14 13:43:13,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:13,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039746313] [2024-11-14 13:43:13,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:13,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,375 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,426 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:13,602 WARN L331 ript$VariableManager]: TermVariable v_auxVar_695 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,602 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,602 WARN L331 ript$VariableManager]: TermVariable v_auxVar_694 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,602 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,602 WARN L331 ript$VariableManager]: TermVariable v_auxVar_696 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,602 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:13,603 INFO L85 PathProgramCache]: Analyzing trace with hash -600148258, now seen corresponding path program 1 times [2024-11-14 13:43:13,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:13,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861188394] [2024-11-14 13:43:13,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:13,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,691 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,793 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:13,895 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,895 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,895 WARN L331 ript$VariableManager]: TermVariable v_auxVar_708 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,895 WARN L331 ript$VariableManager]: TermVariable v_auxVar_707 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,895 WARN L331 ript$VariableManager]: TermVariable v_auxVar_706 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,895 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:13,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:13,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1216976805, now seen corresponding path program 1 times [2024-11-14 13:43:13,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:13,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985052077] [2024-11-14 13:43:13,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:13,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:13,956 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:14,013 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:14,096 WARN L331 ript$VariableManager]: TermVariable v_auxVar_719 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:14,096 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:14,096 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:14,096 WARN L331 ript$VariableManager]: TermVariable v_auxVar_718 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:14,096 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:14,096 WARN L331 ript$VariableManager]: TermVariable v_auxVar_720 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:14,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:14,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1283750095, now seen corresponding path program 1 times [2024-11-14 13:43:14,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:14,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84287513] [2024-11-14 13:43:14,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:14,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:14,157 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:14,246 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:14,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:14,247 INFO L85 PathProgramCache]: Analyzing trace with hash 802786573, now seen corresponding path program 8 times [2024-11-14 13:43:14,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:14,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907515179] [2024-11-14 13:43:14,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:14,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:14,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:14,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907515179] [2024-11-14 13:43:14,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907515179] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:14,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [550557978] [2024-11-14 13:43:14,542 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 13:43:14,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:14,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:43:14,544 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 13:43:14,546 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 13:43:14,750 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 13:43:14,751 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:43:14,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 13:43:14,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:15,324 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:15,324 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 13:43:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-14 13:43:16,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [550557978] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 13:43:16,193 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 13:43:16,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 13] total 36 [2024-11-14 13:43:16,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724303796] [2024-11-14 13:43:16,194 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 13:43:16,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-14 13:43:16,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 13:43:16,196 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-14 13:43:16,196 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=1017, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 13:43:16,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:16,197 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 13:43:16,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 16.666666666666668) internal successors, (600), 36 states have internal predecessors, (600), 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 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:16,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-11-14 13:43:16,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 13:43:16,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 13:43:16,941 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 13:43:17,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:17,122 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-14 13:43:17,200 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,200 WARN L331 ript$VariableManager]: TermVariable v_auxVar_742 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,200 WARN L331 ript$VariableManager]: TermVariable v_auxVar_744 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,200 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,201 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_38 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,201 WARN L331 ript$VariableManager]: TermVariable v_auxVar_743 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:17,201 INFO L85 PathProgramCache]: Analyzing trace with hash 2067039468, now seen corresponding path program 1 times [2024-11-14 13:43:17,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:17,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853519859] [2024-11-14 13:43:17,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:17,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:17,232 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:17,264 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:17,344 WARN L331 ript$VariableManager]: TermVariable v_auxVar_756 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,344 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,344 WARN L331 ript$VariableManager]: TermVariable v_auxVar_755 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,344 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,344 WARN L331 ript$VariableManager]: TermVariable v_auxVar_754 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,344 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:17,345 INFO L85 PathProgramCache]: Analyzing trace with hash -2145058391, now seen corresponding path program 1 times [2024-11-14 13:43:17,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:17,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843279487] [2024-11-14 13:43:17,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:17,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:17,394 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:17,446 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:17,545 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,545 WARN L331 ript$VariableManager]: TermVariable v_auxVar_767 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,545 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_42 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,545 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,546 WARN L331 ript$VariableManager]: TermVariable v_auxVar_766 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,546 WARN L331 ript$VariableManager]: TermVariable v_auxVar_768 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:17,547 INFO L85 PathProgramCache]: Analyzing trace with hash 183032767, now seen corresponding path program 1 times [2024-11-14 13:43:17,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:17,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916796375] [2024-11-14 13:43:17,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:17,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:17,588 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:17,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:17,641 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:17,738 WARN L331 ript$VariableManager]: TermVariable v_auxVar_779 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,738 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_44 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,738 WARN L331 ript$VariableManager]: TermVariable v_auxVar_780 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,738 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,738 WARN L331 ript$VariableManager]: TermVariable v_auxVar_778 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,738 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:17,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:17,739 INFO L85 PathProgramCache]: Analyzing trace with hash -2059621773, now seen corresponding path program 1 times [2024-11-14 13:43:17,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:17,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017395817] [2024-11-14 13:43:17,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:17,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:17,866 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:17,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:18,015 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:18,129 WARN L331 ript$VariableManager]: TermVariable v_auxVar_792 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,129 WARN L331 ript$VariableManager]: TermVariable v_auxVar_791 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,129 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_46 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,129 WARN L331 ript$VariableManager]: TermVariable v_~node_back~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,129 WARN L331 ript$VariableManager]: TermVariable v_~node_front~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,129 WARN L331 ript$VariableManager]: TermVariable v_auxVar_790 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:18,130 INFO L85 PathProgramCache]: Analyzing trace with hash 683261872, now seen corresponding path program 1 times [2024-11-14 13:43:18,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:18,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259728309] [2024-11-14 13:43:18,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:18,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:18,271 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:18,380 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:18,447 WARN L331 ript$VariableManager]: TermVariable v_~manager_back~0_Out_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,447 WARN L331 ript$VariableManager]: TermVariable v_auxVar_802 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,447 WARN L331 ript$VariableManager]: TermVariable v_auxVar_804 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,447 WARN L331 ript$VariableManager]: TermVariable v_auxVar_803 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,448 WARN L331 ript$VariableManager]: TermVariable v_~manager_front~0_Out_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,448 WARN L331 ript$VariableManager]: TermVariable v_~safe~0_Out_48 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 13:43:18,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:18,449 INFO L85 PathProgramCache]: Analyzing trace with hash -515501498, now seen corresponding path program 1 times [2024-11-14 13:43:18,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 13:43:18,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805963547] [2024-11-14 13:43:18,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:18,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:18,525 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 13:43:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 13:43:18,669 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 13:43:18,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 13:43:18,670 INFO L85 PathProgramCache]: Analyzing trace with hash -2085756436, now seen corresponding path program 9 times [2024-11-14 13:43:18,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 13:43:18,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37161117] [2024-11-14 13:43:18,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 13:43:18,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 13:43:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 13:43:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 13:43:31,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 13:43:31,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37161117] [2024-11-14 13:43:31,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37161117] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 13:43:31,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961275322] [2024-11-14 13:43:31,619 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 13:43:31,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 13:43:31,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 13:43:31,621 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 13:43:31,622 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 13:43:31,906 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-14 13:43:31,906 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 13:43:31,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-11-14 13:43:31,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 13:43:43,569 INFO L349 Elim1Store]: treesize reduction 331, result has 41.2 percent of original size [2024-11-14 13:43:43,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 166 treesize of output 263 [2024-11-14 13:43:43,598 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 13:43:43,598 INFO L312 TraceCheckSpWp]: Computing backward predicates... Received shutdown request... [2024-11-14 13:57:10,264 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 13:57:10,281 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 13:57:10,281 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 13:57:11,279 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 13:57:11,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 13:57:11,488 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-11-14 13:57:11,518 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-14 13:57:11,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-14 13:57:11,519 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Not enough levels on assertion stack at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:192) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:122) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:542) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:521) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:514) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:325) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:234) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:395) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:267) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:325) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isCounterexampleFeasible(PartialOrderCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:315) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:168) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Not enough levels on assertion stack at de.uni_freiburg.informatik.ultimate.logic.NoopScript.pop(NoopScript.java:272) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:138) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:99) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.pop(HistoryRecordingScript.java:117) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.pop(WrapperScript.java:153) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.UndoableWrapperScript.pop(UndoableWrapperScript.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.UndoableWrapperScript.restore(UndoableWrapperScript.java:87) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:226) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:318) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:346) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:227) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:190) ... 55 more [2024-11-14 13:57:11,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 [2024-11-14 13:57:11,533 INFO L158 Benchmark]: Toolchain (without parser) took 864214.65ms. Allocated memory was 71.3MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 43.5MB in the beginning and 654.9MB in the end (delta: -611.4MB). Peak memory consumption was 811.7MB. Max. memory is 8.0GB. [2024-11-14 13:57:11,534 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 71.3MB. Free memory is still 25.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 13:57:11,534 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.28ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 30.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 13:57:11,534 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.32ms. Allocated memory is still 71.3MB. Free memory was 30.2MB in the beginning and 27.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 13:57:11,534 INFO L158 Benchmark]: Boogie Preprocessor took 21.98ms. Allocated memory is still 71.3MB. Free memory was 27.8MB in the beginning and 26.0MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 13:57:11,534 INFO L158 Benchmark]: RCFGBuilder took 728.51ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 25.9MB in the beginning and 53.5MB in the end (delta: -27.6MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. [2024-11-14 13:57:11,534 INFO L158 Benchmark]: TraceAbstraction took 863218.32ms. Allocated memory was 96.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 52.7MB in the beginning and 654.9MB in the end (delta: -602.2MB). Peak memory consumption was 794.3MB. Max. memory is 8.0GB. [2024-11-14 13:57:11,538 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 71.3MB. Free memory is still 25.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 202.28ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 30.2MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.32ms. Allocated memory is still 71.3MB. Free memory was 30.2MB in the beginning and 27.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 21.98ms. Allocated memory is still 71.3MB. Free memory was 27.8MB in the beginning and 26.0MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 728.51ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 25.9MB in the beginning and 53.5MB in the end (delta: -27.6MB). Peak memory consumption was 15.1MB. Max. memory is 8.0GB. * TraceAbstraction took 863218.32ms. Allocated memory was 96.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 52.7MB in the beginning and 654.9MB in the end (delta: -602.2MB). Peak memory consumption was 794.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Not enough levels on assertion stack de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Not enough levels on assertion stack: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:192) RESULT: Ultimate could not prove your program: Toolchain returned no result. Completed graceful shutdown