/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 --rcfgbuilder.command.for.external.solver 'z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000' -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/stack_longest-2.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-9b88b13 [2024-11-17 15:50:12,735 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 15:50:12,805 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-17 15:50:12,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 15:50:12,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 15:50:12,834 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 15:50:12,835 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 15:50:12,835 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 15:50:12,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 15:50:12,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 15:50:12,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 15:50:12,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 15:50:12,837 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 15:50:12,838 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-17 15:50:12,838 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 15:50:12,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-17 15:50:12,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 15:50:12,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 15:50:12,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 15:50:12,839 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 15:50:12,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 15:50:12,839 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 15:50:12,840 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-17 15:50:12,840 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-17 15:50:12,840 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-17 15:50:12,840 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.rcfgbuilder: Command for external solver -> z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2024-11-17 15:50:13,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 15:50:13,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 15:50:13,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 15:50:13,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 15:50:13,115 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 15:50:13,117 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/stack_longest-2.i [2024-11-17 15:50:14,404 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0cab692ca/7b609596a98d4bd98257be0f545da917/FLAGaa1e62a4c [2024-11-17 15:50:14,645 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 15:50:14,646 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread/stack_longest-2.i [2024-11-17 15:50:14,662 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0cab692ca/7b609596a98d4bd98257be0f545da917/FLAGaa1e62a4c [2024-11-17 15:50:14,673 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/0cab692ca/7b609596a98d4bd98257be0f545da917 [2024-11-17 15:50:14,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 15:50:14,676 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-17 15:50:14,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 15:50:14,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 15:50:14,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 15:50:14,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:50:14" (1/1) ... [2024-11-17 15:50:14,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27409d95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:14, skipping insertion in model container [2024-11-17 15:50:14,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:50:14" (1/1) ... [2024-11-17 15:50:14,719 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 15:50:15,046 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/pthread/stack_longest-2.i[41530,41543] [2024-11-17 15:50:15,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 15:50:15,111 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 15:50:15,154 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/pthread/stack_longest-2.i[41530,41543] [2024-11-17 15:50:15,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 15:50:15,288 INFO L204 MainTranslator]: Completed translation [2024-11-17 15:50:15,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15 WrapperNode [2024-11-17 15:50:15,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 15:50:15,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 15:50:15,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 15:50:15,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 15:50:15,295 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,418 INFO L138 Inliner]: procedures = 277, calls = 830, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 943 [2024-11-17 15:50:15,419 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 15:50:15,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 15:50:15,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 15:50:15,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 15:50:15,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 15:50:15,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-17 15:50:15,534 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-17 15:50:15,534 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-17 15:50:15,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (1/1) ... [2024-11-17 15:50:15,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2024-11-17 15:50:15,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:15,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-17 15:50:15,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-17 15:50:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-17 15:50:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-17 15:50:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-17 15:50:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 15:50:15,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 15:50:15,593 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-17 15:50:15,708 INFO L238 CfgBuilder]: Building ICFG [2024-11-17 15:50:15,710 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 15:50:16,806 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-17 15:50:16,806 INFO L287 CfgBuilder]: Performing block encoding [2024-11-17 15:50:16,854 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 15:50:16,857 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-17 15:50:16,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 03:50:16 BoogieIcfgContainer [2024-11-17 15:50:16,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-17 15:50:16,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 15:50:16,860 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 15:50:16,867 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 15:50:16,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 03:50:14" (1/3) ... [2024-11-17 15:50:16,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eeb726d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 03:50:16, skipping insertion in model container [2024-11-17 15:50:16,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:50:15" (2/3) ... [2024-11-17 15:50:16,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eeb726d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 03:50:16, skipping insertion in model container [2024-11-17 15:50:16,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 03:50:16" (3/3) ... [2024-11-17 15:50:16,869 INFO L112 eAbstractionObserver]: Analyzing ICFG stack_longest-2.i [2024-11-17 15:50:16,884 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 15:50:16,885 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG stack_longest-2.i that has 3 procedures, 945 locations, 1 initial locations, 2 loop locations, and 2 error locations. [2024-11-17 15:50:16,886 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-17 15:50:17,015 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-17 15:50:17,108 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 15:50:17,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-17 15:50:17,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:17,111 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-17 15:50:17,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-17 15:50:17,192 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-17 15:50:17,202 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork1 ======== [2024-11-17 15:50:17,209 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;@1e564cf5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 15:50:17,210 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-17 15:50:17,571 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:17,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:17,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1243034581, now seen corresponding path program 1 times [2024-11-17 15:50:17,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:17,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314409750] [2024-11-17 15:50:17,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:17,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:18,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 15:50:18,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:18,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314409750] [2024-11-17 15:50:18,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314409750] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:18,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 15:50:18,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 15:50:18,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105659438] [2024-11-17 15:50:18,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:18,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-17 15:50:18,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:18,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-17 15:50:18,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-17 15:50:18,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:18,445 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:18,449 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 435.0) internal successors, (870), 2 states have internal predecessors, (870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:18,449 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:18,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:18,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 15:50:18,555 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:18,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:18,556 INFO L85 PathProgramCache]: Analyzing trace with hash 917930351, now seen corresponding path program 1 times [2024-11-17 15:50:18,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:18,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7342129] [2024-11-17 15:50:18,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:18,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 15:50:20,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:20,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7342129] [2024-11-17 15:50:20,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7342129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:20,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 15:50:20,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 15:50:20,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731701502] [2024-11-17 15:50:20,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:20,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 15:50:20,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:20,082 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 15:50:20,082 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 15:50:20,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:20,084 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:20,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 289.6666666666667) internal successors, (869), 3 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:20,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:20,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:20,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:20,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-17 15:50:20,223 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:20,224 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:20,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1348027929, now seen corresponding path program 1 times [2024-11-17 15:50:20,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:20,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820212309] [2024-11-17 15:50:20,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:20,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:20,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 15:50:20,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:20,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820212309] [2024-11-17 15:50:20,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820212309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:20,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 15:50:20,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 15:50:20,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033249106] [2024-11-17 15:50:20,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:20,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-17 15:50:20,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:20,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 15:50:20,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 15:50:20,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:20,954 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:20,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 219.5) internal successors, (878), 4 states have internal predecessors, (878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:20,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:20,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:20,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:21,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:21,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:21,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:21,149 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 15:50:21,149 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:21,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:21,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1448291492, now seen corresponding path program 1 times [2024-11-17 15:50:21,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:21,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299314001] [2024-11-17 15:50:21,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:21,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:21,632 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-11-17 15:50:21,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:21,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299314001] [2024-11-17 15:50:21,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299314001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:21,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 15:50:21,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 15:50:21,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227509678] [2024-11-17 15:50:21,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:21,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 15:50:21,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:21,638 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 15:50:21,638 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 15:50:21,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:21,638 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:21,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 316.3333333333333) internal successors, (949), 3 states have internal predecessors, (949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:21,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:21,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:21,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:21,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:21,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:21,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:21,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:21,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:21,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 15:50:21,777 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:21,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:21,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1106717562, now seen corresponding path program 1 times [2024-11-17 15:50:21,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:21,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889157386] [2024-11-17 15:50:21,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:21,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:21,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:22,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 15:50:22,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:22,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889157386] [2024-11-17 15:50:22,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889157386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:22,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 15:50:22,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 15:50:22,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366292833] [2024-11-17 15:50:22,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:22,712 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-17 15:50:22,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:22,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 15:50:22,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 15:50:22,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:22,713 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:22,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 313.0) internal successors, (939), 3 states have internal predecessors, (939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:22,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:22,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:22,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:22,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:22,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:22,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:22,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:22,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:22,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:22,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:22,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 15:50:22,810 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:22,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:22,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1658505037, now seen corresponding path program 1 times [2024-11-17 15:50:22,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:22,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252249749] [2024-11-17 15:50:22,812 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:22,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 15:50:23,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:23,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252249749] [2024-11-17 15:50:23,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252249749] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 15:50:23,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891334417] [2024-11-17 15:50:23,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:23,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:23,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:23,903 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) [2024-11-17 15:50:23,904 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 [2024-11-17 15:50:24,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:24,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 1896 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-17 15:50:24,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 15:50:25,542 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-17 15:50:25,543 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 15:50:25,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891334417] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:25,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 15:50:25,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2024-11-17 15:50:25,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316280796] [2024-11-17 15:50:25,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:25,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 15:50:25,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:25,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 15:50:25,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-17 15:50:25,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:25,548 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:25,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 154.33333333333334) internal successors, (926), 6 states have internal predecessors, (926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:25,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:25,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:25,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:25,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:25,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:25,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:25,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:25,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:25,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:25,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:25,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:25,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:25,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-17 15:50:25,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-17 15:50:25,953 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:25,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:25,954 INFO L85 PathProgramCache]: Analyzing trace with hash 2003563102, now seen corresponding path program 1 times [2024-11-17 15:50:25,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:25,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142031318] [2024-11-17 15:50:25,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:25,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:27,259 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 10 proven. 102 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-17 15:50:27,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:27,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142031318] [2024-11-17 15:50:27,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142031318] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 15:50:27,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1635486357] [2024-11-17 15:50:27,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:27,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:27,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:27,262 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) [2024-11-17 15:50:27,264 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 [2024-11-17 15:50:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:27,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 2137 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-17 15:50:27,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 15:50:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-17 15:50:27,969 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 15:50:27,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1635486357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:27,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 15:50:27,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 11 [2024-11-17 15:50:27,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882405510] [2024-11-17 15:50:27,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:27,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 15:50:27,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:27,973 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 15:50:27,973 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-17 15:50:27,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:27,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:27,974 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 130.25) internal successors, (1042), 8 states have internal predecessors, (1042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:27,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:27,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:28,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:28,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-17 15:50:28,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:28,456 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:28,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:28,458 INFO L85 PathProgramCache]: Analyzing trace with hash 2053071757, now seen corresponding path program 2 times [2024-11-17 15:50:28,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:28,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903043068] [2024-11-17 15:50:28,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:28,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:28,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:29,141 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-11-17 15:50:29,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:29,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903043068] [2024-11-17 15:50:29,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903043068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:29,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 15:50:29,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 15:50:29,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46760765] [2024-11-17 15:50:29,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:29,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 15:50:29,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:29,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 15:50:29,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-17 15:50:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:29,145 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:29,146 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 173.66666666666666) internal successors, (1042), 6 states have internal predecessors, (1042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:29,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:29,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:29,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:29,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-17 15:50:29,319 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:29,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:29,320 INFO L85 PathProgramCache]: Analyzing trace with hash -965533655, now seen corresponding path program 2 times [2024-11-17 15:50:29,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:29,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306274733] [2024-11-17 15:50:29,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:29,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:30,556 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 10 proven. 45 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-17 15:50:30,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:30,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306274733] [2024-11-17 15:50:30,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306274733] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 15:50:30,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297220684] [2024-11-17 15:50:30,557 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 15:50:30,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:30,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:30,560 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) [2024-11-17 15:50:30,562 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 [2024-11-17 15:50:30,984 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 15:50:30,984 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 15:50:30,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 2176 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-17 15:50:31,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 15:50:32,297 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-17 15:50:32,298 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-17 15:50:32,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297220684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 15:50:32,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-17 15:50:32,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 11 [2024-11-17 15:50:32,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99823864] [2024-11-17 15:50:32,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 15:50:32,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-17 15:50:32,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:32,302 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-17 15:50:32,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-17 15:50:32,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:32,303 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:32,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 110.55555555555556) internal successors, (995), 9 states have internal predecessors, (995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:32,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:32,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:32,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 15:50:32,576 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-17 15:50:32,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:32,755 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:32,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:32,757 INFO L85 PathProgramCache]: Analyzing trace with hash -793357414, now seen corresponding path program 1 times [2024-11-17 15:50:32,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:32,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248022314] [2024-11-17 15:50:32,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:32,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:33,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:33,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248022314] [2024-11-17 15:50:33,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248022314] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 15:50:33,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132896158] [2024-11-17 15:50:33,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:33,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:33,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:33,640 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) [2024-11-17 15:50:33,641 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 [2024-11-17 15:50:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:34,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 2416 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-17 15:50:34,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 15:50:34,391 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:34,391 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 15:50:34,803 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:34,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132896158] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 15:50:34,803 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 15:50:34,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-17 15:50:34,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988994839] [2024-11-17 15:50:34,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 15:50:34,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-17 15:50:34,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:34,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-17 15:50:34,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-17 15:50:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:34,810 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:34,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 79.11111111111111) internal successors, (1424), 18 states have internal predecessors, (1424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-17 15:50:34,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:35,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 15:50:35,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-17 15:50:35,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-17 15:50:35,316 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,SelfDestructingSolverStorable9 [2024-11-17 15:50:35,316 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:35,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:35,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1992284274, now seen corresponding path program 2 times [2024-11-17 15:50:35,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:35,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295410614] [2024-11-17 15:50:35,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:35,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:35,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1935 backedges. 0 proven. 1848 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:37,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:37,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295410614] [2024-11-17 15:50:37,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295410614] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 15:50:37,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1683050945] [2024-11-17 15:50:37,070 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-17 15:50:37,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:37,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:37,072 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) [2024-11-17 15:50:37,073 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 [2024-11-17 15:50:37,578 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-17 15:50:37,578 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 15:50:37,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 2976 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-17 15:50:37,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 15:50:38,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1935 backedges. 0 proven. 1848 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:38,190 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 15:50:38,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1935 backedges. 0 proven. 1848 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:38,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1683050945] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 15:50:38,865 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 15:50:38,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 34 [2024-11-17 15:50:38,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495866553] [2024-11-17 15:50:38,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 15:50:38,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-17 15:50:38,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:38,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-17 15:50:38,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=816, Unknown=0, NotChecked=0, Total=1122 [2024-11-17 15:50:38,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:38,871 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:38,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 61.470588235294116) internal successors, (2090), 34 states have internal predecessors, (2090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-17 15:50:38,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 15:50:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-17 15:50:39,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-17 15:50:39,713 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-17 15:50:39,892 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,SelfDestructingSolverStorable10 [2024-11-17 15:50:39,893 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:39,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:39,895 INFO L85 PathProgramCache]: Analyzing trace with hash -2035083934, now seen corresponding path program 3 times [2024-11-17 15:50:39,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:39,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453802077] [2024-11-17 15:50:39,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:39,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:50:44,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8487 backedges. 0 proven. 8400 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:44,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:50:44,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453802077] [2024-11-17 15:50:44,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453802077] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 15:50:44,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066333654] [2024-11-17 15:50:44,434 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-17 15:50:44,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:44,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:50:44,436 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) [2024-11-17 15:50:44,437 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 [2024-11-17 15:50:49,826 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-11-17 15:50:49,827 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-17 15:50:49,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 4096 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-17 15:50:49,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 15:50:50,901 INFO L134 CoverageAnalysis]: Checked inductivity of 8487 backedges. 0 proven. 8400 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:50,901 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-17 15:50:52,486 INFO L134 CoverageAnalysis]: Checked inductivity of 8487 backedges. 0 proven. 8400 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:50:52,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2066333654] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-17 15:50:52,487 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-17 15:50:52,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33, 33] total 66 [2024-11-17 15:50:52,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232670259] [2024-11-17 15:50:52,487 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-17 15:50:52,489 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-11-17 15:50:52,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 15:50:52,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-11-17 15:50:52,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1122, Invalid=3168, Unknown=0, NotChecked=0, Total=4290 [2024-11-17 15:50:52,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:52,494 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 15:50:52,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 49.60606060606061) internal successors, (3274), 66 states have internal predecessors, (3274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-17 15:50:52,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:54,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 15:50:54,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-17 15:50:54,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-11-17 15:50:54,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-17 15:50:55,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:50:55,024 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t1Err0ASSERT_VIOLATIONERROR_FUNCTION === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-17 15:50:55,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 15:50:55,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1998548802, now seen corresponding path program 4 times [2024-11-17 15:50:55,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 15:50:55,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662769626] [2024-11-17 15:50:55,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 15:50:55,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 15:50:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 15:51:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 35799 backedges. 0 proven. 35712 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-17 15:51:11,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 15:51:11,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662769626] [2024-11-17 15:51:11,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662769626] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-17 15:51:11,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316413898] [2024-11-17 15:51:11,270 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-17 15:51:11,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-17 15:51:11,270 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 15:51:11,272 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) [2024-11-17 15:51:11,273 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 Received shutdown request... [2024-11-17 16:04:34,913 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-17 16:04:34,915 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 [2024-11-17 16:04:34,915 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-17 16:04:35,950 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-17 16:04:35,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 [2024-11-17 16:04:36,117 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forcibly destroying the process [2024-11-17 16:04:36,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 137 [2024-11-17 16:04:36,185 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-17 16:04:36,185 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-17 16:04:36,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65] total 65 [2024-11-17 16:04:36,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975404685] [2024-11-17 16:04:36,185 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-17 16:04:36,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-11-17 16:04:36,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 16:04:36,190 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-11-17 16:04:36,191 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1088, Invalid=3072, Unknown=0, NotChecked=0, Total=4160 [2024-11-17 16:04:36,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 16:04:36,191 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 16:04:36,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 49.646153846153844) internal successors, (3227), 65 states have internal predecessors, (3227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 16:04:36,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 16:04:36,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-11-17 16:04:36,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 16:04:36,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-17 16:04:36,194 WARN L596 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-11-17 16:04:36,196 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location t1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-17 16:04:36,202 INFO L422 BasicCegarLoop]: Path program histogram: [4, 2, 2, 1, 1, 1, 1, 1] [2024-11-17 16:04:36,204 INFO L320 ceAbstractionStarter]: Result for error location t1Thread1of1ForFork1 was TIMEOUT (1/3) [2024-11-17 16:04:36,206 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-17 16:04:36,206 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-17 16:04:36,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 04:04:36 BasicIcfg [2024-11-17 16:04:36,209 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 16:04:36,210 INFO L158 Benchmark]: Toolchain (without parser) took 861533.74ms. Allocated memory was 100.7MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 71.5MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 324.0MB. Max. memory is 8.0GB. [2024-11-17 16:04:36,210 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-17 16:04:36,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 611.93ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 33.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2024-11-17 16:04:36,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.81ms. Allocated memory is still 100.7MB. Free memory was 33.7MB in the beginning and 25.1MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-17 16:04:36,211 INFO L158 Benchmark]: Boogie Preprocessor took 107.26ms. Allocated memory is still 100.7MB. Free memory was 25.1MB in the beginning and 65.4MB in the end (delta: -40.2MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. [2024-11-17 16:04:36,211 INFO L158 Benchmark]: RCFGBuilder took 1324.28ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 65.3MB in the beginning and 58.2MB in the end (delta: 7.1MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. [2024-11-17 16:04:36,211 INFO L158 Benchmark]: TraceAbstraction took 859349.28ms. Allocated memory was 121.6MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 57.6MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 290.1MB. Max. memory is 8.0GB. [2024-11-17 16:04:36,213 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 611.93ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 33.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 128.81ms. Allocated memory is still 100.7MB. Free memory was 33.7MB in the beginning and 25.1MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 107.26ms. Allocated memory is still 100.7MB. Free memory was 25.1MB in the beginning and 65.4MB in the end (delta: -40.2MB). Peak memory consumption was 12.5MB. Max. memory is 8.0GB. * RCFGBuilder took 1324.28ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 65.3MB in the beginning and 58.2MB in the end (delta: 7.1MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. * TraceAbstraction took 859349.28ms. Allocated memory was 121.6MB in the beginning and 2.1GB in the end (delta: 1.9GB). Free memory was 57.6MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 290.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19429, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 1594, dependent conditional: 1577, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17857, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 22, dependent conditional: 5, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17857, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 22, dependent conditional: 5, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17874, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 39, dependent conditional: 22, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17874, independent: 17835, independent conditional: 0, independent unconditional: 17835, dependent: 39, dependent conditional: 5, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17874, independent: 17835, independent conditional: 0, independent unconditional: 17835, dependent: 39, dependent conditional: 5, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6492, independent: 6473, independent conditional: 0, independent unconditional: 6473, dependent: 19, dependent conditional: 2, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6492, independent: 6470, independent conditional: 0, independent unconditional: 6470, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 22, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 19, dependent conditional: 2, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 19, dependent conditional: 2, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 248, independent: 48, independent conditional: 0, independent unconditional: 48, dependent: 200, dependent conditional: 21, dependent unconditional: 179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17874, independent: 11362, independent conditional: 0, independent unconditional: 11362, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 6492, unknown conditional: 2, unknown unconditional: 6490] , Statistics on independence cache: Total cache size (in pairs): 6492, Positive cache size: 6473, Positive conditional cache size: 0, Positive unconditional cache size: 6473, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8146, Maximal queried relation: 4, Independence queries for same thread: 1572, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 1193, Number of trivial persistent sets: 1108, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9723, independent: 9706, independent conditional: 0, independent unconditional: 9706, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19429, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 1594, dependent conditional: 1577, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17857, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 22, dependent conditional: 5, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 17857, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 22, dependent conditional: 5, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 17874, independent: 17835, independent conditional: 8129, independent unconditional: 9706, dependent: 39, dependent conditional: 22, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 17874, independent: 17835, independent conditional: 0, independent unconditional: 17835, dependent: 39, dependent conditional: 5, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 17874, independent: 17835, independent conditional: 0, independent unconditional: 17835, dependent: 39, dependent conditional: 5, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6492, independent: 6473, independent conditional: 0, independent unconditional: 6473, dependent: 19, dependent conditional: 2, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6492, independent: 6470, independent conditional: 0, independent unconditional: 6470, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 22, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 19, dependent conditional: 2, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 22, independent: 3, independent conditional: 0, independent unconditional: 3, dependent: 19, dependent conditional: 2, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 248, independent: 48, independent conditional: 0, independent unconditional: 48, dependent: 200, dependent conditional: 21, dependent unconditional: 179, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 17874, independent: 11362, independent conditional: 0, independent unconditional: 11362, dependent: 20, dependent conditional: 3, dependent unconditional: 17, unknown: 6492, unknown conditional: 2, unknown unconditional: 6490] , Statistics on independence cache: Total cache size (in pairs): 6492, Positive cache size: 6473, Positive conditional cache size: 0, Positive unconditional cache size: 6473, Negative cache size: 19, Negative conditional cache size: 2, Negative unconditional cache size: 17, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8146, Maximal queried relation: 4, Independence queries for same thread: 1572 - TimeoutResultAtElement [Line: 941]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t1Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 1051 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 859.1s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 5.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 216, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 7.6s SatisfiabilityAnalysisTime, 37.9s InterpolantComputationTime, 24952 NumberOfCodeBlocks, 24952 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 29765 ConstructedInterpolants, 0 QuantifiedInterpolants, 58753 SizeOfPredicates, 72 NumberOfNonLiveVariables, 15697 ConjunctsInSsa, 84 ConjunctsInUnsatCore, 22 InterpolantComputations, 9 PerfectInterpolantSequences, 1872/69018 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown