/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 22:12:51,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 22:12:51,584 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 22:12:51,587 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 22:12:51,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 22:12:51,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 22:12:51,601 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 22:12:51,601 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 22:12:51,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 22:12:51,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 22:12:51,601 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 22:12:51,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 22:12:51,601 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 22:12:51,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 22:12:51,601 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 22:12:51,601 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 22:12:51,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 22:12:51,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:12:51,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 22:12:51,602 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 22:12:51,603 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 22:12:51,603 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 22:12:51,603 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 22:12:51,603 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 22:12:51,603 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 22:12:51,603 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 22:12:51,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 22:12:51,769 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 22:12:51,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 22:12:51,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 22:12:51,771 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 22:12:51,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-11-15 22:12:52,933 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 22:12:53,186 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 22:12:53,187 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread-lit/sssc12_variant.i [2024-11-15 22:12:53,196 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/235a315bc/04561ca11f6844c28b21e5390893adb9/FLAGe91afbb1b [2024-11-15 22:12:53,487 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/235a315bc/04561ca11f6844c28b21e5390893adb9 [2024-11-15 22:12:53,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 22:12:53,490 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 22:12:53,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 22:12:53,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 22:12:53,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 22:12:53,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189774c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53, skipping insertion in model container [2024-11-15 22:12:53,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,528 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 22:12:53,781 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-lit/sssc12_variant.i[47777,47790] [2024-11-15 22:12:53,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:12:53,811 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 22:12:53,846 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-lit/sssc12_variant.i[47777,47790] [2024-11-15 22:12:53,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:12:53,888 INFO L204 MainTranslator]: Completed translation [2024-11-15 22:12:53,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53 WrapperNode [2024-11-15 22:12:53,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 22:12:53,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 22:12:53,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 22:12:53,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 22:12:53,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,921 INFO L138 Inliner]: procedures = 275, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2024-11-15 22:12:53,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 22:12:53,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 22:12:53,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 22:12:53,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 22:12:53,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,940 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,946 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 22:12:53,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 22:12:53,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 22:12:53,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 22:12:53,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (1/1) ... [2024-11-15 22:12:53,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:12:53,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:12:53,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 22:12:54,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 22:12:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2024-11-15 22:12:54,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2024-11-15 22:12:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-15 22:12:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-15 22:12:54,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-15 22:12:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-15 22:12:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-15 22:12:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-15 22:12:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 22:12:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 22:12:54,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 22:12:54,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 22:12:54,023 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 22:12:54,130 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 22:12:54,131 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 22:12:54,273 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 22:12:54,273 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 22:12:54,287 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 22:12:54,287 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-15 22:12:54,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:12:54 BoogieIcfgContainer [2024-11-15 22:12:54,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 22:12:54,289 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 22:12:54,289 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 22:12:54,293 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 22:12:54,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:12:53" (1/3) ... [2024-11-15 22:12:54,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d23dc0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:12:54, skipping insertion in model container [2024-11-15 22:12:54,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:12:53" (2/3) ... [2024-11-15 22:12:54,295 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d23dc0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:12:54, skipping insertion in model container [2024-11-15 22:12:54,295 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:12:54" (3/3) ... [2024-11-15 22:12:54,296 INFO L112 eAbstractionObserver]: Analyzing ICFG sssc12_variant.i [2024-11-15 22:12:54,307 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 22:12:54,309 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG sssc12_variant.i that has 2 procedures, 83 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-15 22:12:54,309 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 22:12:54,383 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:12:54,422 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:12:54,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 22:12:54,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:12:54,424 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) [2024-11-15 22:12:54,425 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 [2024-11-15 22:12:54,508 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:12:54,517 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:12:54,522 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;@516beefb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:12:54,522 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 22:12:54,794 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:12:54,794 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:54,795 INFO L132 ounterexampleChecker]: Examining path program with hash -2076417737, occurence #1 [2024-11-15 22:12:54,795 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:54,795 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:54,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:54,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1491189921, now seen corresponding path program 1 times [2024-11-15 22:12:54,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:54,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198015482] [2024-11-15 22:12:54,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:54,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:12:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:12:54,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:12:54,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198015482] [2024-11-15 22:12:54,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198015482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:12:54,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:12:54,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:12:54,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159815213] [2024-11-15 22:12:55,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:12:55,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:12:55,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:12:55,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:12:55,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:12:55,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:55,021 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:12:55,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 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) [2024-11-15 22:12:55,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:55,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:55,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 22:12:55,044 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:12:55,044 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:55,044 INFO L132 ounterexampleChecker]: Examining path program with hash 1854096951, occurence #1 [2024-11-15 22:12:55,044 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:55,044 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:55,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:55,044 INFO L85 PathProgramCache]: Analyzing trace with hash 801928408, now seen corresponding path program 1 times [2024-11-15 22:12:55,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:55,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171004175] [2024-11-15 22:12:55,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:55,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:12:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:12:55,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:12:55,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171004175] [2024-11-15 22:12:55,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171004175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:12:55,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:12:55,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:12:55,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059807885] [2024-11-15 22:12:55,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:12:55,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:12:55,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:12:55,471 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:12:55,471 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:12:55,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:55,471 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:12:55,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 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) [2024-11-15 22:12:55,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:55,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:55,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:55,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:12:55,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 22:12:55,634 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:12:55,634 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:55,634 INFO L132 ounterexampleChecker]: Examining path program with hash 694492282, occurence #1 [2024-11-15 22:12:55,634 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:55,634 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:55,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:55,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1134531703, now seen corresponding path program 1 times [2024-11-15 22:12:55,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:55,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414490491] [2024-11-15 22:12:55,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:55,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:12:55,661 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:12:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:12:55,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:12:55,710 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:12:55,711 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-11-15 22:12:55,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-15 22:12:55,718 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-15 22:12:55,718 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/2) [2024-11-15 22:12:55,719 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:12:55,719 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-15 22:12:55,740 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:12:55,742 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:12:55,752 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:12:55,753 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thrThread2of2ForFork0 ======== [2024-11-15 22:12:55,753 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;@516beefb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:12:55,753 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 22:12:56,409 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:12:56,409 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:56,409 INFO L132 ounterexampleChecker]: Examining path program with hash -2038825995, occurence #1 [2024-11-15 22:12:56,409 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:56,409 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:56,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:56,410 INFO L85 PathProgramCache]: Analyzing trace with hash 483372048, now seen corresponding path program 1 times [2024-11-15 22:12:56,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:56,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607262362] [2024-11-15 22:12:56,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:56,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:56,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:12:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:12:56,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:12:56,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607262362] [2024-11-15 22:12:56,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607262362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:12:56,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:12:56,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:12:56,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7265485] [2024-11-15 22:12:56,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:12:56,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:12:56,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:12:56,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:12:56,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:12:56,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:56,445 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:12:56,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.5) internal successors, (91), 2 states have internal predecessors, (91), 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) [2024-11-15 22:12:56,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:56,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:56,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-15 22:12:56,475 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:12:56,475 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:56,476 INFO L132 ounterexampleChecker]: Examining path program with hash 1650930704, occurence #1 [2024-11-15 22:12:56,476 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:56,476 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:56,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:56,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1059902121, now seen corresponding path program 1 times [2024-11-15 22:12:56,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:56,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015040126] [2024-11-15 22:12:56,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:56,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:12:56,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:12:56,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:12:56,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015040126] [2024-11-15 22:12:56,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015040126] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:12:56,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:12:56,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:12:56,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204053871] [2024-11-15 22:12:56,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:12:56,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:12:56,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:12:56,727 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:12:56,727 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:12:56,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:56,727 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:12:56,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 6 states have internal predecessors, (96), 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) [2024-11-15 22:12:56,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:56,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:56,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:56,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:12:56,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-15 22:12:56,983 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:12:56,983 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:56,983 INFO L132 ounterexampleChecker]: Examining path program with hash 338201202, occurence #1 [2024-11-15 22:12:56,983 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:56,983 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:56,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:56,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1222372079, now seen corresponding path program 1 times [2024-11-15 22:12:56,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:56,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755218541] [2024-11-15 22:12:56,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:56,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:12:57,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:12:57,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:12:57,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755218541] [2024-11-15 22:12:57,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755218541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:12:57,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:12:57,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:12:57,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051559781] [2024-11-15 22:12:57,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:12:57,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:12:57,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:12:57,118 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:12:57,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:12:57,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:57,118 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:12:57,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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) [2024-11-15 22:12:57,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:57,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:12:57,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:12:57,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:12:57,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-15 22:12:57,311 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:12:57,311 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:57,312 INFO L132 ounterexampleChecker]: Examining path program with hash -1826365923, occurence #1 [2024-11-15 22:12:57,312 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:57,312 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:57,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:57,312 INFO L85 PathProgramCache]: Analyzing trace with hash 663767276, now seen corresponding path program 1 times [2024-11-15 22:12:57,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:57,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285942376] [2024-11-15 22:12:57,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:57,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:12:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:12:57,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:12:57,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285942376] [2024-11-15 22:12:57,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285942376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:12:57,890 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:12:57,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-15 22:12:57,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937199135] [2024-11-15 22:12:57,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:12:57,891 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-15 22:12:57,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:12:57,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-15 22:12:57,891 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-15 22:12:57,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:57,891 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:12:57,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 8.733333333333333) internal successors, (131), 15 states have internal predecessors, (131), 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) [2024-11-15 22:12:57,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:57,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:12:57,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:12:57,892 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:58,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:12:58,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:12:58,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:12:58,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 22:12:58,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-15 22:12:58,301 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:12:58,301 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:12:58,302 INFO L132 ounterexampleChecker]: Examining path program with hash 859795469, occurence #1 [2024-11-15 22:12:58,302 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:12:58,302 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:12:58,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:12:58,302 INFO L85 PathProgramCache]: Analyzing trace with hash -565714302, now seen corresponding path program 2 times [2024-11-15 22:12:58,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:12:58,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854522539] [2024-11-15 22:12:58,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:12:58,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:12:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:12:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:12:59,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:12:59,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854522539] [2024-11-15 22:12:59,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854522539] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:12:59,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1129723358] [2024-11-15 22:12:59,311 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 22:12:59,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:12:59,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:12:59,313 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) [2024-11-15 22:12:59,314 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 [2024-11-15 22:12:59,700 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 22:12:59,701 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:12:59,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-15 22:12:59,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:12:59,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:12:59,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-11-15 22:12:59,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:12:59,969 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:12:59,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:12:59,981 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:12:59,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:00,032 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:13:00,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:00,046 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:13:00,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:00,114 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:13:00,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:00,151 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:13:00,151 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:13:00,694 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:13:00,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1129723358] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:13:00,695 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:13:00,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19, 19] total 38 [2024-11-15 22:13:00,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141066390] [2024-11-15 22:13:00,695 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:13:00,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-15 22:13:00,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:00,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-15 22:13:00,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2024-11-15 22:13:00,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:00,701 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:00,701 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 7.842105263157895) internal successors, (298), 38 states have internal predecessors, (298), 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) [2024-11-15 22:13:00,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:00,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:13:00,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:13:00,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 22:13:00,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:02,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:02,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:13:02,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:13:02,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-15 22:13:02,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-15 22:13:02,075 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-15 22:13:02,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:13:02,259 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:02,259 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:02,259 INFO L132 ounterexampleChecker]: Examining path program with hash 859795469, occurence #2 [2024-11-15 22:13:02,259 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 22:13:02,259 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 22:13:02,260 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,260 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 22:13:02,260 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,260 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 22:13:02,260 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,260 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 22:13:02,260 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,260 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 22:13:02,260 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,260 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 22:13:02,260 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,260 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 22:13:02,260 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 22:13:02,261 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,261 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-15 22:13:02,262 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 70 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-15 22:13:02,262 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 115 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,262 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 116 [2024-11-15 22:13:02,262 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 145 [2024-11-15 22:13:02,263 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-15 22:13:02,263 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 169 [2024-11-15 22:13:02,263 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-11-15 22:13:02,263 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 193 [2024-11-15 22:13:02,263 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2024-11-15 22:13:02,263 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2024-11-15 22:13:02,263 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:13:02,263 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 219 [2024-11-15 22:13:02,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:02,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1727873537, now seen corresponding path program 1 times [2024-11-15 22:13:02,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 22:13:02,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914374126] [2024-11-15 22:13:02,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:02,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:13:02,691 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 22:13:02,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914374126] [2024-11-15 22:13:02,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914374126] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:13:02,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:13:02,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-15 22:13:02,693 INFO L163 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 219. Constructing proof automaton... [2024-11-15 22:13:02,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:13:02,693 INFO L317 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-15 22:13:02,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-15 22:13:02,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-15 22:13:02,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-15 22:13:02,695 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2024-11-15 22:13:02,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:02,695 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:02,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 15.642857142857142) internal successors, (219), 15 states have internal predecessors, (219), 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) [2024-11-15 22:13:02,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:02,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-15 22:13:02,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:13:02,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-11-15 22:13:02,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-15 22:13:02,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:05,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:05,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:05,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:13:05,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-15 22:13:05,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-15 22:13:05,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:05,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-15 22:13:05,518 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:05,518 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:05,518 INFO L132 ounterexampleChecker]: Examining path program with hash -960110785, occurence #1 [2024-11-15 22:13:05,518 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:13:05,518 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:13:05,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:05,518 INFO L85 PathProgramCache]: Analyzing trace with hash 183115334, now seen corresponding path program 3 times [2024-11-15 22:13:05,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:13:05,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107296320] [2024-11-15 22:13:05,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:05,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:05,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:06,324 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-15 22:13:06,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:13:06,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107296320] [2024-11-15 22:13:06,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107296320] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:13:06,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607859598] [2024-11-15 22:13:06,324 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 22:13:06,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:13:06,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:13:06,326 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) [2024-11-15 22:13:06,327 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 [2024-11-15 22:13:06,461 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-15 22:13:06,461 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:13:06,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-15 22:13:06,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:13:06,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:13:06,489 INFO L349 Elim1Store]: treesize reduction 25, result has 37.5 percent of original size [2024-11-15 22:13:06,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 19 [2024-11-15 22:13:06,515 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2024-11-15 22:13:06,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 34 [2024-11-15 22:13:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-15 22:13:06,661 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 22:13:06,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607859598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:13:06,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 22:13:06,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [18] total 25 [2024-11-15 22:13:06,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340033267] [2024-11-15 22:13:06,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:13:06,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-15 22:13:06,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:06,662 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-15 22:13:06,662 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=522, Unknown=0, NotChecked=0, Total=600 [2024-11-15 22:13:06,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:06,662 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:06,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.454545454545455) internal successors, (115), 11 states have internal predecessors, (115), 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) [2024-11-15 22:13:06,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:06,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:06,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:13:06,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-15 22:13:06,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-15 22:13:06,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:06,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:13:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-15 22:13:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-15 22:13:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 22:13:07,392 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 22:13:07,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:13:07,584 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:07,584 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:07,584 INFO L132 ounterexampleChecker]: Examining path program with hash 832371175, occurence #1 [2024-11-15 22:13:07,584 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:13:07,584 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:13:07,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:07,585 INFO L85 PathProgramCache]: Analyzing trace with hash -814873098, now seen corresponding path program 4 times [2024-11-15 22:13:07,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:13:07,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852304272] [2024-11-15 22:13:07,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:07,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:08,289 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-15 22:13:08,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:13:08,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852304272] [2024-11-15 22:13:08,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1852304272] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:13:08,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1383638417] [2024-11-15 22:13:08,290 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 22:13:08,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:13:08,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:13:08,295 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) [2024-11-15 22:13:08,304 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 [2024-11-15 22:13:08,500 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 22:13:08,501 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:13:08,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-15 22:13:08,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:13:08,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:13:08,779 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:13:08,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-15 22:13:08,816 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:13:09,192 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-15 22:13:09,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1383638417] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:13:09,192 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:13:09,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 17] total 33 [2024-11-15 22:13:09,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847973117] [2024-11-15 22:13:09,193 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:13:09,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-15 22:13:09,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:09,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-15 22:13:09,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=898, Unknown=0, NotChecked=0, Total=1056 [2024-11-15 22:13:09,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:09,194 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:09,195 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 11.030303030303031) internal successors, (364), 33 states have internal predecessors, (364), 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) [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 22:13:09,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 135 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:14,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-11-15 22:13:14,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 22:13:14,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:13:14,376 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:14,376 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:14,376 INFO L132 ounterexampleChecker]: Examining path program with hash -579280074, occurence #1 [2024-11-15 22:13:14,376 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:13:14,376 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:13:14,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:14,376 INFO L85 PathProgramCache]: Analyzing trace with hash 261720339, now seen corresponding path program 1 times [2024-11-15 22:13:14,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:13:14,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615013006] [2024-11-15 22:13:14,377 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:14,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:14,533 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2024-11-15 22:13:14,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:13:14,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615013006] [2024-11-15 22:13:14,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615013006] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:13:14,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:13:14,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 22:13:14,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046951906] [2024-11-15 22:13:14,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:13:14,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 22:13:14,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:14,534 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 22:13:14,534 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-15 22:13:14,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:14,534 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:14,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 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) [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 135 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-11-15 22:13:14,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-11-15 22:13:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:16,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-11-15 22:13:16,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:16,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-15 22:13:16,948 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:16,948 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:16,948 INFO L132 ounterexampleChecker]: Examining path program with hash 1128984754, occurence #1 [2024-11-15 22:13:16,948 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:13:16,948 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:13:16,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:16,949 INFO L85 PathProgramCache]: Analyzing trace with hash -869998847, now seen corresponding path program 1 times [2024-11-15 22:13:16,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:13:16,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462320651] [2024-11-15 22:13:16,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:16,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:17,094 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2024-11-15 22:13:17,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:13:17,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462320651] [2024-11-15 22:13:17,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462320651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:13:17,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:13:17,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:13:17,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917723037] [2024-11-15 22:13:17,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:13:17,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:13:17,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:17,095 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:13:17,095 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:13:17,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:17,095 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:17,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2024-11-15 22:13:17,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:17,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:17,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:17,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:17,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-11-15 22:13:17,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:17,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:17,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-11-15 22:13:17,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:17,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:13:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:18,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:18,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:13:18,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:18,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:13:18,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-15 22:13:18,895 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:18,895 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:18,895 INFO L132 ounterexampleChecker]: Examining path program with hash -1711461066, occurence #1 [2024-11-15 22:13:18,895 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:13:18,895 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:13:18,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:18,896 INFO L85 PathProgramCache]: Analyzing trace with hash -2098984645, now seen corresponding path program 5 times [2024-11-15 22:13:18,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:13:18,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274066806] [2024-11-15 22:13:18,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:18,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:19,559 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:13:19,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:13:19,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274066806] [2024-11-15 22:13:19,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274066806] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:13:19,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740231155] [2024-11-15 22:13:19,561 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-15 22:13:19,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:13:19,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:13:19,565 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) [2024-11-15 22:13:19,568 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 [2024-11-15 22:13:22,185 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-15 22:13:22,186 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:13:22,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-15 22:13:22,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:13:22,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:13:22,412 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:13:22,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:22,424 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:13:22,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:22,472 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:13:22,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:13:22,498 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:13:22,498 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 22:13:22,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [740231155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:13:22,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 22:13:22,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [16] total 22 [2024-11-15 22:13:22,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231450660] [2024-11-15 22:13:22,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:13:22,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-15 22:13:22,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:22,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-15 22:13:22,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2024-11-15 22:13:22,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:22,500 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:22,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.615384615384615) internal successors, (125), 13 states have internal predecessors, (125), 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) [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:13:22,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:24,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:13:24,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:13:24,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-15 22:13:24,544 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,SelfDestructingSolverStorable13 [2024-11-15 22:13:24,544 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:24,545 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:24,545 INFO L132 ounterexampleChecker]: Examining path program with hash 682680367, occurence #1 [2024-11-15 22:13:24,545 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:13:24,545 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:13:24,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:24,545 INFO L85 PathProgramCache]: Analyzing trace with hash 2085978407, now seen corresponding path program 6 times [2024-11-15 22:13:24,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:13:24,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289340392] [2024-11-15 22:13:24,545 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:24,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:25,178 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-15 22:13:25,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:13:25,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289340392] [2024-11-15 22:13:25,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289340392] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:13:25,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1035891756] [2024-11-15 22:13:25,179 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-15 22:13:25,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:13:25,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:13:25,181 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) [2024-11-15 22:13:25,182 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 [2024-11-15 22:13:49,517 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-15 22:13:49,517 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:13:49,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-15 22:13:49,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:13:50,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-15 22:13:50,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-15 22:13:50,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-15 22:13:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:13:50,892 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:13:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 125 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-15 22:13:51,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1035891756] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:13:51,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:13:51,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 33, 16] total 55 [2024-11-15 22:13:51,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306205335] [2024-11-15 22:13:51,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:13:51,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-15 22:13:51,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:51,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-15 22:13:51,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=337, Invalid=2633, Unknown=0, NotChecked=0, Total=2970 [2024-11-15 22:13:51,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:51,414 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:51,415 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 9.89090909090909) internal successors, (544), 55 states have internal predecessors, (544), 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) [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:13:51,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:13:58,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:13:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:13:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:13:58,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-11-15 22:13:58,951 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-15 22:13:59,110 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,SelfDestructingSolverStorable14 [2024-11-15 22:13:59,110 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:13:59,110 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:13:59,111 INFO L132 ounterexampleChecker]: Examining path program with hash -1375678559, occurence #1 [2024-11-15 22:13:59,111 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:13:59,111 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:13:59,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:13:59,111 INFO L85 PathProgramCache]: Analyzing trace with hash -45739611, now seen corresponding path program 7 times [2024-11-15 22:13:59,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:13:59,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63759893] [2024-11-15 22:13:59,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:13:59,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:13:59,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:13:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 1266 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-15 22:13:59,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:13:59,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63759893] [2024-11-15 22:13:59,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63759893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:13:59,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:13:59,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-15 22:13:59,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077553741] [2024-11-15 22:13:59,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:13:59,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-15 22:13:59,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:13:59,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-15 22:13:59,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=168, Unknown=0, NotChecked=0, Total=306 [2024-11-15 22:13:59,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:59,605 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:13:59,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 22.22222222222222) internal successors, (400), 18 states have internal predecessors, (400), 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) [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-11-15 22:13:59,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:14:02,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-11-15 22:14:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-15 22:14:02,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-15 22:14:02,655 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:14:02,655 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:14:02,655 INFO L132 ounterexampleChecker]: Examining path program with hash -1322800986, occurence #1 [2024-11-15 22:14:02,655 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:14:02,655 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:14:02,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:14:02,656 INFO L85 PathProgramCache]: Analyzing trace with hash 180153095, now seen corresponding path program 8 times [2024-11-15 22:14:02,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:14:02,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073719743] [2024-11-15 22:14:02,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:14:02,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:14:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:14:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 762 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:14:03,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:14:03,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073719743] [2024-11-15 22:14:03,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073719743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:14:03,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:14:03,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-15 22:14:03,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961709942] [2024-11-15 22:14:03,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:14:03,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-15 22:14:03,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:14:03,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-15 22:14:03,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=174, Unknown=0, NotChecked=0, Total=272 [2024-11-15 22:14:03,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:14:03,186 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:14:03,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 20.705882352941178) internal successors, (352), 17 states have internal predecessors, (352), 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) [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-15 22:14:03,186 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:14:05,294 WARN L331 ript$VariableManager]: TermVariable v_subst_13 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:06,562 WARN L331 ript$VariableManager]: TermVariable v_subst_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:14:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:14:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:14:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:14:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-15 22:14:07,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:14:07,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-15 22:14:07,661 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:14:07,661 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:14:07,662 INFO L132 ounterexampleChecker]: Examining path program with hash -1322800986, occurence #2 [2024-11-15 22:14:07,662 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,662 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 22:14:07,662 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 22:14:07,663 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 22:14:07,663 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 22:14:07,663 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 22:14:07,663 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 22:14:07,663 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-15 22:14:07,663 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 22:14:07,663 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,663 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-15 22:14:07,664 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:14:07,664 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 22:14:07,664 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,664 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 22:14:07,664 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,664 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 22:14:07,664 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,664 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-15 22:14:07,664 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:14:07,664 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 22:14:07,664 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,664 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 22:14:07,672 WARN L197 CommutativityChecker]: Unsatisfiable commutativity condition generated: 37284#(not (or (not (= (store |#pthreadsMutex| |~#lock~0.base| (store (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset| 1)) (store |#pthreadsMutex| |~#lock~0.base| (store (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset| 0)))) (not (= (select (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset|) 0)))) [2024-11-15 22:14:07,672 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,672 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 22:14:07,672 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,672 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 22:14:07,672 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,672 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 22:14:07,672 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,672 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-15 22:14:07,673 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,673 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 239 [2024-11-15 22:14:07,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 251 [2024-11-15 22:14:07,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 263 [2024-11-15 22:14:07,676 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:14:07,676 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 266 [2024-11-15 22:14:07,884 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_338 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_349 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_339 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_340 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_341 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_342 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_331 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_332 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_333 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_344 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_334 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_335 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_336 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,885 WARN L331 ript$VariableManager]: TermVariable v_DerPreprocessor_337 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:14:07,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:14:07,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1297453955, now seen corresponding path program 1 times [2024-11-15 22:14:07,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 22:14:07,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239003819] [2024-11-15 22:14:07,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:14:07,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:14:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:14:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:14:09,080 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 22:14:09,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239003819] [2024-11-15 22:14:09,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239003819] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:14:09,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1127470276] [2024-11-15 22:14:09,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:14:09,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:14:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:14:09,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-15 22:14:09,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:14:09,775 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:14:09,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1127470276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:14:09,776 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 22:14:09,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 15 [2024-11-15 22:14:09,776 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 22:14:09,776 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 268 [2024-11-15 22:14:09,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:14:09,805 INFO L85 PathProgramCache]: Analyzing trace with hash 1311512966, now seen corresponding path program 1 times [2024-11-15 22:14:09,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 22:14:09,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918279737] [2024-11-15 22:14:09,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:14:09,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:14:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:14:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:14:10,268 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 22:14:10,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918279737] [2024-11-15 22:14:10,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918279737] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:14:10,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1776301714] [2024-11-15 22:14:10,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:14:10,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:14:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:14:10,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-15 22:14:10,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:14:10,532 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:14:10,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1776301714] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:14:10,533 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 22:14:10,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 16 [2024-11-15 22:14:10,533 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 22:14:10,533 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 22:14:10,533 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:14:10,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:14:10,533 INFO L85 PathProgramCache]: Analyzing trace with hash 175032585, now seen corresponding path program 9 times [2024-11-15 22:14:10,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:14:10,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108595946] [2024-11-15 22:14:10,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:14:10,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:14:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:14:11,085 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:14:11,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:14:11,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108595946] [2024-11-15 22:14:11,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108595946] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:14:11,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2103087257] [2024-11-15 22:14:11,085 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 22:14:11,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:14:11,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:14:11,087 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) [2024-11-15 22:14:11,089 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 [2024-11-15 22:15:27,716 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-11-15 22:15:27,716 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:15:27,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-15 22:15:27,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:15:28,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:15:28,055 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-11-15 22:15:28,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-11-15 22:15:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:15:28,121 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:15:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-11-15 22:15:28,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2103087257] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:15:28,445 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:15:28,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 15, 15] total 33 [2024-11-15 22:15:28,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941316595] [2024-11-15 22:15:28,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:15:28,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-15 22:15:28,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:15:28,447 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-15 22:15:28,447 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=899, Unknown=0, NotChecked=0, Total=1056 [2024-11-15 22:15:28,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:15:28,447 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:15:28,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 9.848484848484848) internal successors, (325), 33 states have internal predecessors, (325), 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) [2024-11-15 22:15:28,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 170 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:15:28,448 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:15:31,803 WARN L331 ript$VariableManager]: TermVariable v_subst_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:15:37,685 WARN L331 ript$VariableManager]: TermVariable v_subst_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:15:48,944 WARN L331 ript$VariableManager]: TermVariable v_subst_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 201 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-11-15 22:15:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:15:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:15:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-15 22:15:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 482 states. [2024-11-15 22:15:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-15 22:15:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:15:51,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2024-11-15 22:15:51,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-15 22:15:51,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-15 22:15:51,880 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:15:51,880 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:15:51,880 INFO L132 ounterexampleChecker]: Examining path program with hash 1001589076, occurence #1 [2024-11-15 22:15:51,880 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:15:51,880 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:15:51,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:15:51,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1276080616, now seen corresponding path program 10 times [2024-11-15 22:15:51,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:15:51,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020434842] [2024-11-15 22:15:51,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:15:51,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:15:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:15:52,308 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:15:52,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:15:52,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020434842] [2024-11-15 22:15:52,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020434842] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:15:52,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [61441340] [2024-11-15 22:15:52,309 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 22:15:52,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:15:52,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:15:52,311 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) [2024-11-15 22:15:52,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-15 22:15:52,598 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 22:15:52,598 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:15:52,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-15 22:15:52,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:15:52,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:15:52,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-11-15 22:15:52,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:15:52,814 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:15:52,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2024-11-15 22:15:52,837 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:15:52,837 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:15:53,133 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:15:53,133 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [61441340] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:15:53,133 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:15:53,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 24, 25] total 41 [2024-11-15 22:15:53,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [582276066] [2024-11-15 22:15:53,133 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:15:53,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-15 22:15:53,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:15:53,135 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-15 22:15:53,135 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=266, Invalid=1374, Unknown=0, NotChecked=0, Total=1640 [2024-11-15 22:15:53,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:15:53,135 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:15:53,135 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 8.121951219512194) internal successors, (333), 41 states have internal predecessors, (333), 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) [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 201 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:15:53,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2024-11-15 22:15:53,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 482 states. [2024-11-15 22:15:53,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-15 22:15:53,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:15:53,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2024-11-15 22:15:53,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-15 22:16:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-15 22:16:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 205 states. [2024-11-15 22:16:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:03,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 498 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2024-11-15 22:16:03,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2024-11-15 22:16:03,752 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-15 22:16:03,766 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-15 22:16:03,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:03,957 INFO L422 BasicCegarLoop]: Path program histogram: [10, 1, 1, 1, 1, 1] [2024-11-15 22:16:03,957 INFO L320 ceAbstractionStarter]: Result for error location thrThread2of2ForFork0 was SAFE (1/3) [2024-11-15 22:16:03,961 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:16:03,961 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:16:03,961 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thrThread1of2ForFork0 ======== [2024-11-15 22:16:03,961 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;@516beefb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:16:03,961 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 22:16:03,969 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:03,970 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:03,970 INFO L132 ounterexampleChecker]: Examining path program with hash 1260596436, occurence #1 [2024-11-15 22:16:03,970 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:03,970 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:03,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:03,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1374205411, now seen corresponding path program 1 times [2024-11-15 22:16:03,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:03,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029635629] [2024-11-15 22:16:03,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:03,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:03,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:03,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:03,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029635629] [2024-11-15 22:16:03,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029635629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:03,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:16:03,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:16:03,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300341404] [2024-11-15 22:16:03,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:03,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:16:03,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:03,981 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:16:03,981 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:16:03,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:03,981 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:03,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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) [2024-11-15 22:16:03,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:03,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:03,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-15 22:16:03,986 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:03,986 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:03,986 INFO L132 ounterexampleChecker]: Examining path program with hash 655385839, occurence #1 [2024-11-15 22:16:03,986 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:03,986 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:03,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:03,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1879388956, now seen corresponding path program 1 times [2024-11-15 22:16:03,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:03,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163536277] [2024-11-15 22:16:03,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:03,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:04,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:04,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:04,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163536277] [2024-11-15 22:16:04,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163536277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:04,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:16:04,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:16:04,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472986527] [2024-11-15 22:16:04,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:04,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:16:04,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:04,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:16:04,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:16:04,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,035 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:04,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 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) [2024-11-15 22:16:04,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:04,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-15 22:16:04,298 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:04,298 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:04,298 INFO L132 ounterexampleChecker]: Examining path program with hash -472005368, occurence #1 [2024-11-15 22:16:04,298 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:04,298 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:04,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:04,298 INFO L85 PathProgramCache]: Analyzing trace with hash 109127279, now seen corresponding path program 1 times [2024-11-15 22:16:04,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:04,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135447643] [2024-11-15 22:16:04,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:04,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:04,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:04,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:04,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135447643] [2024-11-15 22:16:04,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135447643] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:04,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:16:04,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:16:04,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111864386] [2024-11-15 22:16:04,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:04,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:16:04,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:04,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:16:04,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:16:04,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,379 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:04,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.333333333333332) internal successors, (110), 6 states have internal predecessors, (110), 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) [2024-11-15 22:16:04,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:04,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:04,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:04,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:04,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-15 22:16:04,475 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:04,475 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:04,475 INFO L132 ounterexampleChecker]: Examining path program with hash 1799544100, occurence #1 [2024-11-15 22:16:04,475 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:04,475 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:04,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:04,476 INFO L85 PathProgramCache]: Analyzing trace with hash -831593714, now seen corresponding path program 1 times [2024-11-15 22:16:04,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:04,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326474658] [2024-11-15 22:16:04,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:04,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:04,763 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:04,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:04,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326474658] [2024-11-15 22:16:04,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326474658] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:04,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284462327] [2024-11-15 22:16:04,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:04,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:04,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:16:04,765 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 22:16:04,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-15 22:16:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:05,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-15 22:16:05,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:16:05,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:05,133 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-11-15 22:16:05,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-11-15 22:16:05,156 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:16:05,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 29 [2024-11-15 22:16:05,309 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:05,310 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:16:05,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2024-11-15 22:16:05,375 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:05,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284462327] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:05,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-15 22:16:05,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [15, 14] total 24 [2024-11-15 22:16:05,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838521922] [2024-11-15 22:16:05,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:05,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-15 22:16:05,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:05,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-15 22:16:05,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2024-11-15 22:16:05,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:05,376 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:05,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 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) [2024-11-15 22:16:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:05,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:05,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:05,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:05,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:05,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:05,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-15 22:16:05,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:05,740 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:05,740 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:05,740 INFO L132 ounterexampleChecker]: Examining path program with hash -328306388, occurence #1 [2024-11-15 22:16:05,740 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:05,740 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:05,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:05,741 INFO L85 PathProgramCache]: Analyzing trace with hash 949519057, now seen corresponding path program 2 times [2024-11-15 22:16:05,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:05,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430307309] [2024-11-15 22:16:05,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:05,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:06,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:06,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:06,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430307309] [2024-11-15 22:16:06,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430307309] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:06,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062587549] [2024-11-15 22:16:06,060 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 22:16:06,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:06,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:16:06,062 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 22:16:06,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-15 22:16:06,429 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 22:16:06,429 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:16:06,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-15 22:16:06,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:16:06,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:06,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-11-15 22:16:06,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:06,621 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-11-15 22:16:06,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-11-15 22:16:06,658 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:16:06,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 29 [2024-11-15 22:16:06,764 INFO L349 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2024-11-15 22:16:06,764 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 40 [2024-11-15 22:16:06,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:06,829 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 22:16:06,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1062587549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:06,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 22:16:06,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [15] total 28 [2024-11-15 22:16:06,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743268238] [2024-11-15 22:16:06,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:06,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-15 22:16:06,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:06,830 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-15 22:16:06,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=655, Unknown=0, NotChecked=0, Total=756 [2024-11-15 22:16:06,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:06,830 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:06,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 7.05) internal successors, (141), 20 states have internal predecessors, (141), 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) [2024-11-15 22:16:06,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:06,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:06,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:06,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:06,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:07,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:07,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:07,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:07,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:07,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 22:16:07,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-15 22:16:07,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-11-15 22:16:07,555 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:07,555 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:07,555 INFO L132 ounterexampleChecker]: Examining path program with hash -512251559, occurence #1 [2024-11-15 22:16:07,555 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:07,555 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:07,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:07,556 INFO L85 PathProgramCache]: Analyzing trace with hash -917177147, now seen corresponding path program 3 times [2024-11-15 22:16:07,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:07,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128926186] [2024-11-15 22:16:07,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:07,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:08,025 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:08,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:08,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128926186] [2024-11-15 22:16:08,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128926186] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:08,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574086851] [2024-11-15 22:16:08,026 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 22:16:08,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:08,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:16:08,028 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 22:16:08,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-15 22:16:09,250 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-15 22:16:09,250 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:16:09,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-15 22:16:09,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:16:09,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:09,552 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-11-15 22:16:09,552 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-11-15 22:16:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 22:16:09,610 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:16:09,765 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2024-11-15 22:16:09,976 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 22:16:09,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574086851] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:16:09,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:16:09,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 38 [2024-11-15 22:16:09,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494565878] [2024-11-15 22:16:09,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:16:09,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-15 22:16:09,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:09,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-15 22:16:09,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=164, Invalid=1242, Unknown=0, NotChecked=0, Total=1406 [2024-11-15 22:16:09,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:09,978 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:09,978 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 11.921052631578947) internal successors, (453), 38 states have internal predecessors, (453), 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) [2024-11-15 22:16:09,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:09,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:09,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:09,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:09,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 22:16:09,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:11,889 WARN L331 ript$VariableManager]: TermVariable v_subst_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:12,954 WARN L331 ript$VariableManager]: TermVariable v_subst_37 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:13,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:13,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:13,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:13,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:13,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-15 22:16:13,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-11-15 22:16:13,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-15 22:16:13,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-11-15 22:16:13,346 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:13,347 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:13,347 INFO L132 ounterexampleChecker]: Examining path program with hash 1749018614, occurence #1 [2024-11-15 22:16:13,347 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:13,347 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:13,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:13,347 INFO L85 PathProgramCache]: Analyzing trace with hash -2020368044, now seen corresponding path program 4 times [2024-11-15 22:16:13,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:13,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291123357] [2024-11-15 22:16:13,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:13,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:13,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:13,715 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-15 22:16:13,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:13,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291123357] [2024-11-15 22:16:13,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291123357] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:13,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250509740] [2024-11-15 22:16:13,716 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-15 22:16:13,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:13,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:16:13,717 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 22:16:13,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-15 22:16:14,019 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-15 22:16:14,020 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:16:14,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-15 22:16:14,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:16:14,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:14,220 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-11-15 22:16:14,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-11-15 22:16:14,273 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-15 22:16:14,273 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:16:14,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2024-11-15 22:16:14,577 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-15 22:16:14,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250509740] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:16:14,577 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:16:14,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 16, 17] total 34 [2024-11-15 22:16:14,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73220575] [2024-11-15 22:16:14,577 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:16:14,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-15 22:16:14,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:14,578 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-15 22:16:14,578 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=961, Unknown=0, NotChecked=0, Total=1122 [2024-11-15 22:16:14,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:14,578 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:14,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 10.147058823529411) internal successors, (345), 34 states have internal predecessors, (345), 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) [2024-11-15 22:16:14,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:14,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:14,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:14,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:14,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-15 22:16:14,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-11-15 22:16:14,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:16,514 WARN L331 ript$VariableManager]: TermVariable v_subst_38 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:16,820 WARN L331 ript$VariableManager]: TermVariable v_subst_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:16,863 WARN L331 ript$VariableManager]: TermVariable v_subst_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:16,905 WARN L331 ript$VariableManager]: TermVariable v_subst_41 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-15 22:16:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-11-15 22:16:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2024-11-15 22:16:17,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-15 22:16:17,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:17,814 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:17,814 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:17,814 INFO L132 ounterexampleChecker]: Examining path program with hash 1803301455, occurence #1 [2024-11-15 22:16:17,814 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:17,814 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:17,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:17,814 INFO L85 PathProgramCache]: Analyzing trace with hash -461020650, now seen corresponding path program 5 times [2024-11-15 22:16:17,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:17,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104786976] [2024-11-15 22:16:17,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:17,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 446 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:18,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:18,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104786976] [2024-11-15 22:16:18,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104786976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:18,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:16:18,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-15 22:16:18,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517832050] [2024-11-15 22:16:18,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:18,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-15 22:16:18,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:18,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-15 22:16:18,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=194, Unknown=0, NotChecked=0, Total=306 [2024-11-15 22:16:18,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:18,234 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:18,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 15.88888888888889) internal successors, (286), 18 states have internal predecessors, (286), 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) [2024-11-15 22:16:18,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:18,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:18,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:18,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-15 22:16:18,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-15 22:16:18,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-11-15 22:16:18,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2024-11-15 22:16:18,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:23,664 WARN L331 ript$VariableManager]: TermVariable v_subst_62 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 222 states. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-11-15 22:16:26,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:26,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-15 22:16:26,153 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:26,153 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:26,153 INFO L132 ounterexampleChecker]: Examining path program with hash -314649374, occurence #1 [2024-11-15 22:16:26,153 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:26,153 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:26,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:26,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1959812349, now seen corresponding path program 1 times [2024-11-15 22:16:26,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:26,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001565911] [2024-11-15 22:16:26,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:26,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2024-11-15 22:16:26,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:26,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001565911] [2024-11-15 22:16:26,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001565911] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:26,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:16:26,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-15 22:16:26,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584603762] [2024-11-15 22:16:26,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:26,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-15 22:16:26,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:26,275 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-15 22:16:26,275 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-15 22:16:26,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:26,275 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:26,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 4 states have internal predecessors, (127), 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) [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 222 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:26,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:29,807 WARN L331 ript$VariableManager]: TermVariable v_subst_70 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 302 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:34,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:34,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-15 22:16:34,324 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:34,324 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:34,324 INFO L132 ounterexampleChecker]: Examining path program with hash 955311644, occurence #1 [2024-11-15 22:16:34,324 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:34,324 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:34,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:34,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1162333719, now seen corresponding path program 6 times [2024-11-15 22:16:34,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:34,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501544313] [2024-11-15 22:16:34,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:34,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:34,416 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-11-15 22:16:34,416 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:34,416 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501544313] [2024-11-15 22:16:34,416 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501544313] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:34,416 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:16:34,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:16:34,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8428363] [2024-11-15 22:16:34,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:34,417 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:16:34,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:34,417 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:16:34,417 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:16:34,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:34,417 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:34,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 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) [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 302 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:34,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:34,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:36,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-15 22:16:36,121 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:36,121 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:36,121 INFO L132 ounterexampleChecker]: Examining path program with hash 150330073, occurence #1 [2024-11-15 22:16:36,121 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:36,121 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:36,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:36,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1895496082, now seen corresponding path program 7 times [2024-11-15 22:16:36,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:36,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215514705] [2024-11-15 22:16:36,122 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:36,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:36,578 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-11-15 22:16:36,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:36,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215514705] [2024-11-15 22:16:36,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215514705] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:36,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89592176] [2024-11-15 22:16:36,579 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-15 22:16:36,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:36,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:16:36,581 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 22:16:36,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-15 22:16:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:36,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-15 22:16:36,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:16:37,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:37,116 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-11-15 22:16:37,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-11-15 22:16:37,161 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-11-15 22:16:37,161 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 22:16:37,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [89592176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:37,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 22:16:37,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [16] total 23 [2024-11-15 22:16:37,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043808408] [2024-11-15 22:16:37,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:37,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-15 22:16:37,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:37,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-15 22:16:37,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=439, Unknown=0, NotChecked=0, Total=506 [2024-11-15 22:16:37,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:37,162 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:37,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.333333333333334) internal successors, (112), 12 states have internal predecessors, (112), 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) [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:37,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:39,202 WARN L331 ript$VariableManager]: TermVariable v_subst_86 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:39,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-15 22:16:39,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-11-15 22:16:39,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:39,412 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:39,412 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:39,412 INFO L132 ounterexampleChecker]: Examining path program with hash -1912217802, occurence #1 [2024-11-15 22:16:39,412 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:16:39,412 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:39,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:39,412 INFO L85 PathProgramCache]: Analyzing trace with hash -95801315, now seen corresponding path program 8 times [2024-11-15 22:16:39,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:39,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086305851] [2024-11-15 22:16:39,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:39,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-11-15 22:16:40,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:40,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086305851] [2024-11-15 22:16:40,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086305851] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:40,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708437862] [2024-11-15 22:16:40,060 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 22:16:40,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:40,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:16:40,062 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 22:16:40,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-15 22:16:40,516 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 22:16:40,516 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 22:16:40,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-15 22:16:40,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:16:40,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:40,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2024-11-15 22:16:40,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2024-11-15 22:16:40,719 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2024-11-15 22:16:40,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2024-11-15 22:16:40,743 INFO L349 Elim1Store]: treesize reduction 29, result has 27.5 percent of original size [2024-11-15 22:16:40,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 38 treesize of output 29 [2024-11-15 22:16:40,830 INFO L349 Elim1Store]: treesize reduction 44, result has 38.0 percent of original size [2024-11-15 22:16:40,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 44 [2024-11-15 22:16:40,910 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-11-15 22:16:40,910 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 22:16:41,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 23 [2024-11-15 22:16:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2024-11-15 22:16:41,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708437862] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 22:16:41,337 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 22:16:41,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 18, 17] total 38 [2024-11-15 22:16:41,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042303661] [2024-11-15 22:16:41,337 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 22:16:41,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-11-15 22:16:41,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:16:41,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-15 22:16:41,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=1199, Unknown=0, NotChecked=0, Total=1406 [2024-11-15 22:16:41,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:41,338 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:41,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 7.473684210526316) internal successors, (284), 38 states have internal predecessors, (284), 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) [2024-11-15 22:16:41,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:41,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:41,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:41,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:41,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:41,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-11-15 22:16:41,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2024-11-15 22:16:41,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:41,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:41,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:41,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-15 22:16:41,339 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:45,619 WARN L331 ript$VariableManager]: TermVariable v_subst_88 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:45,619 WARN L331 ript$VariableManager]: TermVariable v_subst_87 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 168 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:45,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-15 22:16:45,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-11-15 22:16:45,720 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-15 22:16:45,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-11-15 22:16:45,906 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:45,907 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:45,907 INFO L132 ounterexampleChecker]: Examining path program with hash -1912217802, occurence #2 [2024-11-15 22:16:45,907 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,907 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 22:16:45,907 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,908 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 22:16:45,908 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,908 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-15 22:16:45,908 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,908 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 22:16:45,908 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,908 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 22:16:45,908 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,908 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 22:16:45,908 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,908 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 22:16:45,908 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-15 22:16:45,909 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 22:16:45,909 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-15 22:16:45,909 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:16:45,909 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 22:16:45,910 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,910 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 22:16:45,923 WARN L197 CommutativityChecker]: Unsatisfiable commutativity condition generated: 35715#(not (or (not (= (store |#pthreadsMutex| |~#lock~0.base| (store (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset| 1)) (store |#pthreadsMutex| |~#lock~0.base| (store (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset| 0)))) (not (= (select (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset|) 0)))) [2024-11-15 22:16:45,923 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 22:16:45,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 22:16:45,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 22:16:45,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-15 22:16:45,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2024-11-15 22:16:45,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2024-11-15 22:16:45,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 265 [2024-11-15 22:16:45,924 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,924 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 277 [2024-11-15 22:16:45,925 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:45,925 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 279 [2024-11-15 22:16:45,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:45,946 INFO L85 PathProgramCache]: Analyzing trace with hash 422543875, now seen corresponding path program 1 times [2024-11-15 22:16:45,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 22:16:45,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578206649] [2024-11-15 22:16:45,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:45,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:46,242 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:16:46,242 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 22:16:46,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578206649] [2024-11-15 22:16:46,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578206649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:16:46,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:16:46,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-15 22:16:46,243 INFO L163 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 279. Constructing proof automaton... [2024-11-15 22:16:46,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:16:46,243 INFO L317 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-15 22:16:46,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-15 22:16:46,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-15 22:16:46,244 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-15 22:16:46,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2024-11-15 22:16:46,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:46,245 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:16:46,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 19.642857142857142) internal successors, (275), 15 states have internal predecessors, (275), 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) [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 168 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-11-15 22:16:46,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 308 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-11-15 22:16:49,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:16:49,648 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-15 22:16:49,648 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting thrErr0ASSERT_VIOLATIONERROR_FUNCTION === [thrErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:16:49,649 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:16:49,649 INFO L132 ounterexampleChecker]: Examining path program with hash -1912217802, occurence #3 [2024-11-15 22:16:49,649 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 8 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 13 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,649 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-15 22:16:49,649 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 27 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 34 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 39 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-15 22:16:49,650 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 50 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 22:16:49,650 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,650 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 54 [2024-11-15 22:16:49,651 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 22:16:49,651 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 65 [2024-11-15 22:16:49,651 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,651 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-15 22:16:49,657 WARN L197 CommutativityChecker]: Unsatisfiable commutativity condition generated: 39901#(not (or (not (= (store |#pthreadsMutex| |~#lock~0.base| (store (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset| 1)) (store |#pthreadsMutex| |~#lock~0.base| (store (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset| 0)))) (not (= (select (select |#pthreadsMutex| |~#lock~0.base|) |~#lock~0.offset|) 0)))) [2024-11-15 22:16:49,657 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,657 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 22:16:49,657 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,657 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 22:16:49,657 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,657 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 22:16:49,657 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,657 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 104 [2024-11-15 22:16:49,657 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,658 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 217 [2024-11-15 22:16:49,658 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,658 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 229 [2024-11-15 22:16:49,658 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,658 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 241 [2024-11-15 22:16:49,658 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,658 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 253 [2024-11-15 22:16:49,658 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 22:16:49,658 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 255 [2024-11-15 22:16:49,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:49,669 INFO L85 PathProgramCache]: Analyzing trace with hash 539590908, now seen corresponding path program 1 times [2024-11-15 22:16:49,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-15 22:16:49,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746989779] [2024-11-15 22:16:49,669 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:49,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:50,001 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-15 22:16:50,001 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-15 22:16:50,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746989779] [2024-11-15 22:16:50,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746989779] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:50,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1252456324] [2024-11-15 22:16:50,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:50,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:50,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-15 22:16:50,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 22:16:50,239 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-15 22:16:50,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1252456324] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:50,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-15 22:16:50,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 17 [2024-11-15 22:16:50,239 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-15 22:16:50,239 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 22:16:50,240 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:16:50,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:16:50,240 INFO L85 PathProgramCache]: Analyzing trace with hash 692807316, now seen corresponding path program 9 times [2024-11-15 22:16:50,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:16:50,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942071678] [2024-11-15 22:16:50,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:16:50,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:16:50,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:16:51,454 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 4 proven. 76 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-15 22:16:51,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:16:51,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942071678] [2024-11-15 22:16:51,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942071678] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 22:16:51,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [142875681] [2024-11-15 22:16:51,454 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 22:16:51,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 22:16:51,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:16:51,457 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-15 22:16:51,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process Received shutdown request... [2024-11-15 22:27:16,325 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 22:27:16,341 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 22:27:16,345 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 [2024-11-15 22:27:17,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-11-15 22:27:17,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-11-15 22:27:17,541 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forcibly destroying the process [2024-11-15 22:27:17,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 137 [2024-11-15 22:27:17,597 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-15 22:27:17,598 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-15 22:27:17,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2024-11-15 22:27:17,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860439099] [2024-11-15 22:27:17,598 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-15 22:27:17,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-15 22:27:17,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:27:17,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-15 22:27:17,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2024-11-15 22:27:17,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:27:17,599 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:27:17,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 9.68421052631579) internal successors, (184), 19 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:27:17,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:27:17,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 308 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 169 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-15 22:27:17,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:27:17,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38 [2024-11-15 22:27:17,603 WARN L596 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-11-15 22:27:17,604 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location thrErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-15 22:27:17,605 INFO L422 BasicCegarLoop]: Path program histogram: [9, 1, 1, 1, 1] [2024-11-15 22:27:17,605 INFO L320 ceAbstractionStarter]: Result for error location thrThread1of2ForFork0 was TIMEOUT (2/3) [2024-11-15 22:27:17,607 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2024-11-15 22:27:17,607 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 22:27:17,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:27:17 BasicIcfg [2024-11-15 22:27:17,609 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 22:27:17,609 INFO L158 Benchmark]: Toolchain (without parser) took 864119.99ms. Allocated memory was 100.7MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 72.1MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 693.2MB. Max. memory is 8.0GB. [2024-11-15 22:27:17,610 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:27:17,610 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.08ms. Allocated memory is still 100.7MB. Free memory was 71.8MB in the beginning and 43.1MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2024-11-15 22:27:17,610 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.78ms. Allocated memory is still 100.7MB. Free memory was 43.1MB in the beginning and 41.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:27:17,610 INFO L158 Benchmark]: Boogie Preprocessor took 27.52ms. Allocated memory is still 100.7MB. Free memory was 41.2MB in the beginning and 40.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:27:17,610 INFO L158 Benchmark]: RCFGBuilder took 337.28ms. Allocated memory is still 100.7MB. Free memory was 39.7MB in the beginning and 25.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 22:27:17,610 INFO L158 Benchmark]: TraceAbstraction took 863320.51ms. Allocated memory was 100.7MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 25.3MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 651.2MB. Max. memory is 8.0GB. [2024-11-15 22:27:17,610 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 398.08ms. Allocated memory is still 100.7MB. Free memory was 71.8MB in the beginning and 43.1MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.78ms. Allocated memory is still 100.7MB. Free memory was 43.1MB in the beginning and 41.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 27.52ms. Allocated memory is still 100.7MB. Free memory was 41.2MB in the beginning and 40.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 337.28ms. Allocated memory is still 100.7MB. Free memory was 39.7MB in the beginning and 25.8MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 863320.51ms. Allocated memory was 100.7MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 25.3MB in the beginning and 2.0GB in the end (delta: -2.0GB). Peak memory consumption was 651.2MB. 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: 844, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 814, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 663, independent: 657, independent conditional: 0, independent unconditional: 657, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 663, independent: 646, independent conditional: 0, independent unconditional: 646, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 17, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 255, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 96, dependent conditional: 0, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 814, independent: 151, independent conditional: 0, independent unconditional: 151, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 663, unknown conditional: 0, unknown unconditional: 663] , Statistics on independence cache: Total cache size (in pairs): 663, Positive cache size: 657, Positive conditional cache size: 0, Positive unconditional cache size: 657, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 107, Maximal queried relation: 0, Independence queries for same thread: 30, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 82, Number of trivial persistent sets: 76, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 707, independent: 701, independent conditional: 0, independent unconditional: 701, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 844, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 36, dependent conditional: 30, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 107, independent unconditional: 701, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 814, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 814, independent: 808, independent conditional: 0, independent unconditional: 808, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 663, independent: 657, independent conditional: 0, independent unconditional: 657, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 663, independent: 646, independent conditional: 0, independent unconditional: 646, dependent: 17, dependent conditional: 0, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 17, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 17, independent: 11, independent conditional: 0, independent unconditional: 11, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 255, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 96, dependent conditional: 0, dependent unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 814, independent: 151, independent conditional: 0, independent unconditional: 151, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 663, unknown conditional: 0, unknown unconditional: 663] , Statistics on independence cache: Total cache size (in pairs): 663, Positive cache size: 657, Positive conditional cache size: 0, Positive unconditional cache size: 657, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 107, Maximal queried relation: 0, Independence queries for same thread: 30 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1564724, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 97574, dependent conditional: 97508, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1467331, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 181, dependent conditional: 115, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1467331, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 181, dependent conditional: 115, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1533424, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 66274, dependent conditional: 66208, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1533424, independent: 1467150, independent conditional: 30758, independent unconditional: 1436392, dependent: 66274, dependent conditional: 35276, dependent unconditional: 30998, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1533424, independent: 1467150, independent conditional: 30758, independent unconditional: 1436392, dependent: 66274, dependent conditional: 35276, dependent unconditional: 30998, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4883, independent: 4393, independent conditional: 387, independent unconditional: 4006, dependent: 490, dependent conditional: 424, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4883, independent: 3973, independent conditional: 0, independent unconditional: 3973, dependent: 910, dependent conditional: 0, dependent unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 910, independent: 420, independent conditional: 387, independent unconditional: 33, dependent: 490, dependent conditional: 424, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 910, independent: 420, independent conditional: 387, independent unconditional: 33, dependent: 490, dependent conditional: 424, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13443, independent: 6169, independent conditional: 5722, independent unconditional: 447, dependent: 7275, dependent conditional: 6520, dependent unconditional: 754, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 4, Protected Queries: 0 ], Cache Queries: [ total: 1533424, independent: 1462757, independent conditional: 30371, independent unconditional: 1432386, dependent: 65784, dependent conditional: 34852, dependent unconditional: 30932, unknown: 4883, unknown conditional: 811, unknown unconditional: 4072] , Statistics on independence cache: Total cache size (in pairs): 5550, Positive cache size: 5054, Positive conditional cache size: 391, Positive unconditional cache size: 4663, Negative cache size: 496, Negative conditional cache size: 424, Negative unconditional cache size: 72, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1461739, Maximal queried relation: 10, Independence queries for same thread: 97393, Persistent sets #1 benchmarks: Persistent set computation time: 1.5s, Number of persistent set computation: 8327, Number of trivial persistent sets: 7899, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5651, independent: 5585, independent conditional: 0, independent unconditional: 5585, dependent: 66, dependent conditional: 0, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1564724, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 97574, dependent conditional: 97508, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1467331, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 181, dependent conditional: 115, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1467331, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 181, dependent conditional: 115, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1533424, independent: 1467150, independent conditional: 1461565, independent unconditional: 5585, dependent: 66274, dependent conditional: 66208, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1533424, independent: 1467150, independent conditional: 30758, independent unconditional: 1436392, dependent: 66274, dependent conditional: 35276, dependent unconditional: 30998, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1533424, independent: 1467150, independent conditional: 30758, independent unconditional: 1436392, dependent: 66274, dependent conditional: 35276, dependent unconditional: 30998, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4883, independent: 4393, independent conditional: 387, independent unconditional: 4006, dependent: 490, dependent conditional: 424, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4883, independent: 3973, independent conditional: 0, independent unconditional: 3973, dependent: 910, dependent conditional: 0, dependent unconditional: 910, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 910, independent: 420, independent conditional: 387, independent unconditional: 33, dependent: 490, dependent conditional: 424, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 910, independent: 420, independent conditional: 387, independent unconditional: 33, dependent: 490, dependent conditional: 424, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13443, independent: 6169, independent conditional: 5722, independent unconditional: 447, dependent: 7275, dependent conditional: 6520, dependent unconditional: 754, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 4, Protected Queries: 0 ], Cache Queries: [ total: 1533424, independent: 1462757, independent conditional: 30371, independent unconditional: 1432386, dependent: 65784, dependent conditional: 34852, dependent unconditional: 30932, unknown: 4883, unknown conditional: 811, unknown unconditional: 4072] , Statistics on independence cache: Total cache size (in pairs): 5550, Positive cache size: 5054, Positive conditional cache size: 391, Positive unconditional cache size: 4663, Negative cache size: 496, Negative conditional cache size: 424, Negative unconditional cache size: 72, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1461739, Maximal queried relation: 10, Independence queries for same thread: 97393 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1397147, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 88451, dependent conditional: 88388, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1308846, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 150, dependent conditional: 87, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1308846, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 150, dependent conditional: 87, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1350930, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 42234, dependent conditional: 42171, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1350930, independent: 1308696, independent conditional: 18139, independent unconditional: 1290557, dependent: 42234, dependent conditional: 23873, dependent unconditional: 18361, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1350930, independent: 1308696, independent conditional: 18139, independent unconditional: 1290557, dependent: 42234, dependent conditional: 23873, dependent unconditional: 18361, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 517, independent: 236, independent conditional: 218, independent unconditional: 18, dependent: 281, dependent conditional: 281, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 517, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 499, dependent conditional: 0, dependent unconditional: 499, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 499, independent: 218, independent conditional: 218, independent unconditional: 0, dependent: 281, dependent conditional: 281, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 499, independent: 218, independent conditional: 218, independent unconditional: 0, dependent: 281, dependent conditional: 281, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6587, independent: 2570, independent conditional: 2570, independent unconditional: 0, dependent: 4017, dependent conditional: 4017, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 4, Protected Queries: 0 ], Cache Queries: [ total: 1350930, independent: 1308460, independent conditional: 17921, independent unconditional: 1290539, dependent: 41953, dependent conditional: 23592, dependent unconditional: 18361, unknown: 517, unknown conditional: 499, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 5256, Positive cache size: 4903, Positive conditional cache size: 222, Positive unconditional cache size: 4681, Negative cache size: 353, Negative conditional cache size: 281, Negative unconditional cache size: 72, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1303880, Maximal queried relation: 7, Independence queries for same thread: 88301, Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 5226, Number of trivial persistent sets: 4671, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5038, independent: 4975, independent conditional: 0, independent unconditional: 4975, dependent: 63, dependent conditional: 0, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1397147, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 88451, dependent conditional: 88388, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1308846, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 150, dependent conditional: 87, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1308846, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 150, dependent conditional: 87, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1350930, independent: 1308696, independent conditional: 1303721, independent unconditional: 4975, dependent: 42234, dependent conditional: 42171, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1350930, independent: 1308696, independent conditional: 18139, independent unconditional: 1290557, dependent: 42234, dependent conditional: 23873, dependent unconditional: 18361, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1350930, independent: 1308696, independent conditional: 18139, independent unconditional: 1290557, dependent: 42234, dependent conditional: 23873, dependent unconditional: 18361, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 517, independent: 236, independent conditional: 218, independent unconditional: 18, dependent: 281, dependent conditional: 281, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 517, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 499, dependent conditional: 0, dependent unconditional: 499, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 499, independent: 218, independent conditional: 218, independent unconditional: 0, dependent: 281, dependent conditional: 281, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 499, independent: 218, independent conditional: 218, independent unconditional: 0, dependent: 281, dependent conditional: 281, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6587, independent: 2570, independent conditional: 2570, independent unconditional: 0, dependent: 4017, dependent conditional: 4017, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 4, Protected Queries: 0 ], Cache Queries: [ total: 1350930, independent: 1308460, independent conditional: 17921, independent unconditional: 1290539, dependent: 41953, dependent conditional: 23592, dependent unconditional: 18361, unknown: 517, unknown conditional: 499, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 5256, Positive cache size: 4903, Positive conditional cache size: 222, Positive unconditional cache size: 4681, Negative cache size: 353, Negative conditional cache size: 281, Negative unconditional cache size: 72, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1303880, Maximal queried relation: 7, Independence queries for same thread: 88301 - TimeoutResultAtElement [Line: 1025]: 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: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 115 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 164 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thrThread2of2ForFork0 with 1 thread instances CFG has 4 procedures, 146 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 188.2s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 10, EmptinessCheckTime: 66.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1297, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 103.7s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 5287 NumberOfCodeBlocks, 5135 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 6494 ConstructedInterpolants, 6 QuantifiedInterpolants, 27306 SizeOfPredicates, 83 NumberOfNonLiveVariables, 4728 ConjunctsInSsa, 236 ConjunctsInUnsatCore, 27 InterpolantComputations, 10 PerfectInterpolantSequences, 5129/7512 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 3.3s, ConditionCalculationTime: 0.2s, CommutingCounterexamples: 1, ConditionCalculations: 70, TraceChecks: 3, UnknownTraceChecks: 0, ImperfectProofs: 2, QuantifiedConditions: 0, FalseConditions: 1 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thrThread1of2ForFork0 with 1 thread instances CFG has 4 procedures, 146 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 673.6s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 34.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 733, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 3759 NumberOfCodeBlocks, 3737 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 4554 ConstructedInterpolants, 40 QuantifiedInterpolants, 19343 SizeOfPredicates, 82 NumberOfNonLiveVariables, 3473 ConjunctsInSsa, 183 ConjunctsInUnsatCore, 23 InterpolantComputations, 9 PerfectInterpolantSequences, 2864/3122 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: CheckTime: 0.9s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 1, ConditionCalculations: 68, TraceChecks: 2, UnknownTraceChecks: 0, ImperfectProofs: 1, QuantifiedConditions: 0, FalseConditions: 2 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown