/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-16 00:02:16,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 00:02:16,684 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-16 00:02:16,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 00:02:16,687 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 00:02:16,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 00:02:16,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 00:02:16,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 00:02:16,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 00:02:16,707 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 00:02:16,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 00:02:16,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 00:02:16,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:02:16,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 00:02:16,708 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-16 00:02:16,709 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-16 00:02:16,709 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-16 00:02:16,709 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 [2024-11-16 00:02:16,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 00:02:16,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 00:02:16,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 00:02:16,927 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 00:02:16,929 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 00:02:16,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c [2024-11-16 00:02:18,064 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 00:02:18,246 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 00:02:18,247 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c [2024-11-16 00:02:18,252 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/a48b9e32e/aa94f0cb1ee94c5abc40bf2eef226a5c/FLAGadc5c32d3 [2024-11-16 00:02:18,617 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/a48b9e32e/aa94f0cb1ee94c5abc40bf2eef226a5c [2024-11-16 00:02:18,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 00:02:18,619 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-16 00:02:18,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 00:02:18,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 00:02:18,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 00:02:18,623 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,624 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a934bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18, skipping insertion in model container [2024-11-16 00:02:18,624 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,633 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 00:02:18,750 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c[3081,3094] [2024-11-16 00:02:18,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:02:18,768 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 00:02:18,782 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-more-multiply-verify.wvr.c[3081,3094] [2024-11-16 00:02:18,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 00:02:18,798 INFO L204 MainTranslator]: Completed translation [2024-11-16 00:02:18,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18 WrapperNode [2024-11-16 00:02:18,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 00:02:18,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 00:02:18,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 00:02:18,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 00:02:18,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,808 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,822 INFO L138 Inliner]: procedures = 25, calls = 35, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 168 [2024-11-16 00:02:18,822 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 00:02:18,823 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 00:02:18,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 00:02:18,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 00:02:18,827 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 00:02:18,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-16 00:02:18,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-16 00:02:18,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-16 00:02:18,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (1/1) ... [2024-11-16 00:02:18,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-16 00:02:18,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:02:18,862 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) [2024-11-16 00:02:18,866 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 [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-16 00:02:18,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-16 00:02:18,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-16 00:02:18,878 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-16 00:02:18,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-16 00:02:18,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 00:02:18,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 00:02:18,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 00:02:18,879 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 00:02:18,942 INFO L238 CfgBuilder]: Building ICFG [2024-11-16 00:02:18,943 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 00:02:19,123 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 00:02:19,123 INFO L287 CfgBuilder]: Performing block encoding [2024-11-16 00:02:19,206 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 00:02:19,206 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-16 00:02:19,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:02:19 BoogieIcfgContainer [2024-11-16 00:02:19,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-16 00:02:19,208 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 00:02:19,208 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 00:02:19,211 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 00:02:19,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:02:18" (1/3) ... [2024-11-16 00:02:19,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c96763d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:02:19, skipping insertion in model container [2024-11-16 00:02:19,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:18" (2/3) ... [2024-11-16 00:02:19,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c96763d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:02:19, skipping insertion in model container [2024-11-16 00:02:19,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:02:19" (3/3) ... [2024-11-16 00:02:19,214 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-multiply-verify.wvr.c [2024-11-16 00:02:19,226 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 00:02:19,228 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-more-multiply-verify.wvr.c that has 4 procedures, 141 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-16 00:02:19,228 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 00:02:19,288 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-11-16 00:02:19,324 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:02:19,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-16 00:02:19,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:02:19,327 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) [2024-11-16 00:02:19,328 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 [2024-11-16 00:02:19,384 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-16 00:02:19,401 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-16 00:02:19,406 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;@374e5f7d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 00:02:19,406 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-16 00:02:19,762 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:02:19,762 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:02:19,764 INFO L132 ounterexampleChecker]: Examining path program with hash -506945499, occurence #1 [2024-11-16 00:02:19,764 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:02:19,764 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:02:19,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:02:19,769 INFO L85 PathProgramCache]: Analyzing trace with hash -1761036731, now seen corresponding path program 1 times [2024-11-16 00:02:19,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:02:19,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285991705] [2024-11-16 00:02:19,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:19,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:02:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:19,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:02:19,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:02:19,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285991705] [2024-11-16 00:02:19,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285991705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:02:19,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:02:19,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 00:02:19,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820610691] [2024-11-16 00:02:19,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:02:19,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 00:02:19,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:02:19,956 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 00:02:19,956 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 00:02:19,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:19,958 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:02:19,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 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) [2024-11-16 00:02:19,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 00:02:20,004 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:02:20,004 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:02:20,004 INFO L132 ounterexampleChecker]: Examining path program with hash 2101091259, occurence #1 [2024-11-16 00:02:20,004 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:02:20,004 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:02:20,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:02:20,005 INFO L85 PathProgramCache]: Analyzing trace with hash -247811133, now seen corresponding path program 1 times [2024-11-16 00:02:20,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:02:20,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501152808] [2024-11-16 00:02:20,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:20,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:02:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:20,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:02:20,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:02:20,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501152808] [2024-11-16 00:02:20,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501152808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:02:20,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:02:20,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 00:02:20,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851017738] [2024-11-16 00:02:20,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:02:20,250 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 00:02:20,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:02:20,251 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 00:02:20,251 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 00:02:20,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,251 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:02:20,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 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) [2024-11-16 00:02:20,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:20,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 00:02:20,384 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:02:20,385 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:02:20,385 INFO L132 ounterexampleChecker]: Examining path program with hash -1902349366, occurence #1 [2024-11-16 00:02:20,385 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:02:20,385 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:02:20,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:02:20,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1718715829, now seen corresponding path program 2 times [2024-11-16 00:02:20,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:02:20,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325447238] [2024-11-16 00:02:20,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:20,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:02:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:02:20,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:02:20,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325447238] [2024-11-16 00:02:20,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325447238] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:02:20,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:02:20,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-16 00:02:20,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446028854] [2024-11-16 00:02:20,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:02:20,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-16 00:02:20,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:02:20,612 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-16 00:02:20,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-16 00:02:20,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,612 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:02:20,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 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) [2024-11-16 00:02:20,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:20,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:20,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:20,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:02:20,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 00:02:20,734 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:02:20,734 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:02:20,734 INFO L132 ounterexampleChecker]: Examining path program with hash -1720765612, occurence #1 [2024-11-16 00:02:20,735 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:02:20,735 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:02:20,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:02:20,735 INFO L85 PathProgramCache]: Analyzing trace with hash -816335227, now seen corresponding path program 1 times [2024-11-16 00:02:20,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:02:20,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [17004816] [2024-11-16 00:02:20,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:20,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:02:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:20,975 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:02:20,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:02:20,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [17004816] [2024-11-16 00:02:20,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [17004816] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:02:20,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827039046] [2024-11-16 00:02:20,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:20,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:02:20,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:02:20,979 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) [2024-11-16 00:02:20,980 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 [2024-11-16 00:02:21,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:21,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 00:02:21,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:02:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:02:21,254 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:02:21,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:02:21,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827039046] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:02:21,529 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:02:21,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2024-11-16 00:02:21,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711551089] [2024-11-16 00:02:21,530 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:02:21,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-16 00:02:21,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:02:21,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-16 00:02:21,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-11-16 00:02:21,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:21,531 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:02:21,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 9.368421052631579) internal successors, (178), 19 states have internal predecessors, (178), 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) [2024-11-16 00:02:21,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:21,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:21,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:02:21,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:21,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:21,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:21,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:02:21,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:02:21,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 00:02:21,979 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:02:21,980 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:02:21,980 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:02:21,980 INFO L132 ounterexampleChecker]: Examining path program with hash -1720765612, occurence #2 [2024-11-16 00:02:21,980 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:02:21,980 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:02:21,981 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,981 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:02:21,981 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,981 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-16 00:02:21,981 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,981 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 00:02:21,981 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,981 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:02:21,981 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,981 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-16 00:02:21,981 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:02:21,982 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,982 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:02:21,983 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,983 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-16 00:02:21,984 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,984 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:02:21,984 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,984 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:02:21,984 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,984 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-16 00:02:21,984 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,984 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:02:21,984 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,984 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 75 [2024-11-16 00:02:21,984 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,984 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 00:02:21,984 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,984 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 80 [2024-11-16 00:02:21,993 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:02:21,993 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-16 00:02:21,993 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,993 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-16 00:02:21,993 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,993 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-16 00:02:21,993 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:02:21,993 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:02:21,993 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:02:21,994 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 98 [2024-11-16 00:02:21,994 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:02:21,994 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 114 [2024-11-16 00:02:22,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:02:22,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1590177438, now seen corresponding path program 1 times [2024-11-16 00:02:22,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:02:22,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975514982] [2024-11-16 00:02:22,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:22,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:02:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:22,177 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:02:22,177 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:02:22,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975514982] [2024-11-16 00:02:22,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975514982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 00:02:22,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 00:02:22,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-16 00:02:22,178 INFO L163 ounterexampleChecker]: Successfully proved commutativity at non-minimality point 114. Constructing proof automaton... [2024-11-16 00:02:22,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 00:02:22,179 INFO L317 artialOrderCegarLoop]: Commutativity proof succeeded, skipping feasibility check. [2024-11-16 00:02:22,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 00:02:22,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-16 00:02:22,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 00:02:22,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-16 00:02:22,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:22,180 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:02:22,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.666666666666668) internal successors, (106), 6 states have internal predecessors, (106), 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) [2024-11-16 00:02:22,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:22,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:22,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:02:22,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:02:22,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:22,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:22,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:22,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:02:22,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:02:22,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:02:22,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 00:02:22,243 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:02:22,243 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:02:22,243 INFO L132 ounterexampleChecker]: Examining path program with hash 501635397, occurence #1 [2024-11-16 00:02:22,243 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:02:22,243 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:02:22,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:02:22,243 INFO L85 PathProgramCache]: Analyzing trace with hash 826538161, now seen corresponding path program 1 times [2024-11-16 00:02:22,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:02:22,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490091248] [2024-11-16 00:02:22,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:22,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:02:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:02:22,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:02:22,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490091248] [2024-11-16 00:02:22,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490091248] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:02:22,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [847099699] [2024-11-16 00:02:22,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:22,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:02:22,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:02:22,565 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) [2024-11-16 00:02:22,566 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 [2024-11-16 00:02:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:22,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-16 00:02:22,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:02:22,780 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:02:22,781 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:02:22,978 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-16 00:02:22,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [847099699] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:02:22,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:02:22,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 20 [2024-11-16 00:02:22,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216649851] [2024-11-16 00:02:22,979 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:02:22,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-16 00:02:22,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:02:22,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-16 00:02:22,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=313, Unknown=0, NotChecked=0, Total=380 [2024-11-16 00:02:22,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:22,980 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:02:22,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 9.25) internal successors, (185), 20 states have internal predecessors, (185), 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) [2024-11-16 00:02:22,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:22,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:22,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:02:22,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:02:22,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:02:22,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:23,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:02:23,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:02:23,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:02:23,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:02:23,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:02:23,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:02:23,837 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-16 00:02:24,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:02:24,026 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:02:24,026 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:02:24,026 INFO L132 ounterexampleChecker]: Examining path program with hash 2061135946, occurence #1 [2024-11-16 00:02:24,026 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:02:24,026 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:02:24,026 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:02:24,026 INFO L85 PathProgramCache]: Analyzing trace with hash 928506711, now seen corresponding path program 2 times [2024-11-16 00:02:24,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:02:24,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851683626] [2024-11-16 00:02:24,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:02:24,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:02:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:02:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-16 00:02:26,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:02:26,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851683626] [2024-11-16 00:02:26,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851683626] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:02:26,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [214700120] [2024-11-16 00:02:26,218 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-16 00:02:26,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:02:26,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:02:26,221 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) [2024-11-16 00:02:26,222 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 [2024-11-16 00:02:26,312 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-16 00:02:26,312 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:02:26,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-16 00:02:26,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:02:26,572 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 1 [2024-11-16 00:02:26,685 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 19 treesize of output 1 [2024-11-16 00:02:27,723 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-16 00:02:27,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 19 [2024-11-16 00:02:27,803 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:02:27,803 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:02:44,972 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 145 treesize of output 135 [2024-11-16 00:02:45,333 INFO L349 Elim1Store]: treesize reduction 13, result has 64.9 percent of original size [2024-11-16 00:02:45,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 2380 treesize of output 2077 [2024-11-16 00:03:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 00:03:15,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [214700120] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:03:15,350 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:03:15,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 30, 30] total 79 [2024-11-16 00:03:15,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278123968] [2024-11-16 00:03:15,351 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:03:15,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-11-16 00:03:15,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:03:15,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-11-16 00:03:15,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=857, Invalid=5300, Unknown=5, NotChecked=0, Total=6162 [2024-11-16 00:03:15,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:15,354 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:03:15,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 4.569620253164557) internal successors, (361), 79 states have internal predecessors, (361), 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) [2024-11-16 00:03:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:03:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:03:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:03:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:03:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:03:15,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:20,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:20,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:03:20,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:03:20,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:03:20,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:03:20,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:03:20,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 00:03:20,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-16 00:03:20,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:03:20,537 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:03:20,538 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:03:20,538 INFO L132 ounterexampleChecker]: Examining path program with hash 1660315592, occurence #1 [2024-11-16 00:03:20,538 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-16 00:03:20,538 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:03:20,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:03:20,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1240946581, now seen corresponding path program 3 times [2024-11-16 00:03:20,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:03:20,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771702882] [2024-11-16 00:03:20,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:03:20,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:03:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:03:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 33 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:21,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:03:21,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771702882] [2024-11-16 00:03:21,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771702882] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:03:21,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124285503] [2024-11-16 00:03:21,094 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-16 00:03:21,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:03:21,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:03:21,097 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) [2024-11-16 00:03:21,098 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 [2024-11-16 00:03:21,224 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-16 00:03:21,224 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:03:21,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-16 00:03:21,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:03:21,537 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 33 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:21,537 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:03:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 33 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:22,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124285503] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:03:22,146 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:03:22,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 42 [2024-11-16 00:03:22,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501082032] [2024-11-16 00:03:22,147 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:03:22,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-11-16 00:03:22,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:03:22,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-11-16 00:03:22,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1552, Unknown=0, NotChecked=0, Total=1722 [2024-11-16 00:03:22,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:22,148 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:03:22,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 5.642857142857143) internal successors, (237), 42 states have internal predecessors, (237), 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) [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 00:03:22,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:25,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:03:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:03:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:03:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:03:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:03:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:03:51,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 00:03:51,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-11-16 00:03:51,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-16 00:03:51,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:03:51,248 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:03:51,248 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:03:51,249 INFO L132 ounterexampleChecker]: Examining path program with hash 1660315592, occurence #2 [2024-11-16 00:03:51,249 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:03:51,249 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,249 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,250 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:03:51,250 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-16 00:03:51,251 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-16 00:03:51,251 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,251 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:03:51,252 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,252 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-16 00:03:51,252 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:03:51,252 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-16 00:03:51,252 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,252 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:03:51,252 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:03:51,252 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 190 [2024-11-16 00:03:51,252 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,252 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2024-11-16 00:03:51,252 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:51,252 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2024-11-16 00:03:51,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:03:51,266 INFO L85 PathProgramCache]: Analyzing trace with hash 440182287, now seen corresponding path program 1 times [2024-11-16 00:03:51,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:03:51,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834504201] [2024-11-16 00:03:51,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:03:51,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:03:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:03:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 2 proven. 217 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:52,403 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:03:52,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834504201] [2024-11-16 00:03:52,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834504201] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:03:52,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1937385253] [2024-11-16 00:03:52,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:03:52,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:03:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:03:52,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-11-16 00:03:52,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:03:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 2 proven. 217 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:53,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1937385253] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:03:53,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:03:53,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 35] total 65 [2024-11-16 00:03:53,963 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:03:53,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 209 [2024-11-16 00:03:53,963 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:03:53,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 211 [2024-11-16 00:03:53,963 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:53,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 212 [2024-11-16 00:03:53,963 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:53,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 214 [2024-11-16 00:03:53,963 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:53,963 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 216 [2024-11-16 00:03:53,963 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:03:53,963 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:03:53,963 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:03:53,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:03:53,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1611277149, now seen corresponding path program 4 times [2024-11-16 00:03:53,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:03:53,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852365073] [2024-11-16 00:03:53,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:03:53,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:03:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:03:55,130 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 2 proven. 217 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:55,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:03:55,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852365073] [2024-11-16 00:03:55,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852365073] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:03:55,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068651237] [2024-11-16 00:03:55,131 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-16 00:03:55,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:03:55,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:03:55,133 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) [2024-11-16 00:03:55,135 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 [2024-11-16 00:03:55,219 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-16 00:03:55,219 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:03:55,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-11-16 00:03:55,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:03:56,124 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 2 proven. 217 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:56,124 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:03:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 2 proven. 217 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:03:58,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068651237] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:03:58,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:03:58,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33, 33] total 90 [2024-11-16 00:03:58,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083265903] [2024-11-16 00:03:58,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:03:58,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2024-11-16 00:03:58,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:03:58,101 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2024-11-16 00:03:58,104 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=7512, Unknown=0, NotChecked=0, Total=8010 [2024-11-16 00:03:58,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:58,104 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:03:58,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 3.966666666666667) internal successors, (357), 90 states have internal predecessors, (357), 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) [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-11-16 00:03:58,104 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:04:11,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:05:17,567 WARN L286 SmtUtils]: Spent 7.14s on a formula simplification. DAG size of input: 70 DAG size of output: 58 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:06:15,940 WARN L286 SmtUtils]: Spent 6.27s on a formula simplification. DAG size of input: 59 DAG size of output: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:07:06,670 WARN L286 SmtUtils]: Spent 6.10s on a formula simplification. DAG size of input: 48 DAG size of output: 40 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:07:54,189 WARN L286 SmtUtils]: Spent 6.04s on a formula simplification. DAG size of input: 37 DAG size of output: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:08:47,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:08:47,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:08:47,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:08:47,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:08:47,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:08:47,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:08:47,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 00:08:47,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-11-16 00:08:47,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 179 states. [2024-11-16 00:08:47,725 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-16 00:08:47,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-11-16 00:08:47,916 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-11-16 00:08:47,916 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-16 00:08:47,917 INFO L132 ounterexampleChecker]: Examining path program with hash 1660315592, occurence #3 [2024-11-16 00:08:47,917 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 3 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 5 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 7 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 14 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 15 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 16 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,917 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 20 [2024-11-16 00:08:47,917 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 24 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 30 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 35 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 40 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 42 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 45 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 46 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 47 [2024-11-16 00:08:47,918 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,918 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 49 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 53 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 58 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 61 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 63 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 66 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 71 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 74 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 77 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 82 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,919 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 83 [2024-11-16 00:08:47,919 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-16 00:08:47,920 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 88 [2024-11-16 00:08:47,920 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 93 [2024-11-16 00:08:47,920 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 94 [2024-11-16 00:08:47,920 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 97 [2024-11-16 00:08:47,920 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-16 00:08:47,920 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-16 00:08:47,920 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 270 [2024-11-16 00:08:47,920 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 275 [2024-11-16 00:08:47,920 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:47,920 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 278 [2024-11-16 00:08:47,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:08:47,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1461746594, now seen corresponding path program 1 times [2024-11-16 00:08:47,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-16 00:08:47,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771208118] [2024-11-16 00:08:47,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:08:47,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:08:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:08:51,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 2 proven. 1065 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:08:51,156 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-16 00:08:51,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771208118] [2024-11-16 00:08:51,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771208118] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:08:51,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [880048604] [2024-11-16 00:08:51,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:08:51,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:08:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:08:51,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 128 conjuncts are in the unsatisfiable core [2024-11-16 00:08:51,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:08:56,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 2 proven. 1065 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:08:56,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [880048604] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:08:56,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-16 00:08:56,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 67] total 129 [2024-11-16 00:08:56,010 INFO L182 ounterexampleChecker]: Commutativity condition check failed due to imperfect proof (attempt 1 of 1). [2024-11-16 00:08:56,010 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 289 [2024-11-16 00:08:56,010 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-16 00:08:56,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 291 [2024-11-16 00:08:56,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:56,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 292 [2024-11-16 00:08:56,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:56,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 294 [2024-11-16 00:08:56,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:56,011 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 296 [2024-11-16 00:08:56,011 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-16 00:08:56,011 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-16 00:08:56,011 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-16 00:08:56,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 00:08:56,011 INFO L85 PathProgramCache]: Analyzing trace with hash -325550829, now seen corresponding path program 5 times [2024-11-16 00:08:56,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 00:08:56,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105361097] [2024-11-16 00:08:56,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 00:08:56,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 00:08:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 00:08:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 2 proven. 1065 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:08:59,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 00:08:59,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105361097] [2024-11-16 00:08:59,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105361097] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 00:08:59,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048134528] [2024-11-16 00:08:59,000 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-16 00:08:59,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:08:59,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-16 00:08:59,002 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) [2024-11-16 00:08:59,003 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 [2024-11-16 00:09:00,164 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2024-11-16 00:09:00,164 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-16 00:09:00,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 128 conjuncts are in the unsatisfiable core [2024-11-16 00:09:00,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 00:09:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 2 proven. 1065 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:09:03,856 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 00:09:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 2 proven. 1065 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-16 00:09:11,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048134528] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 00:09:11,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 00:09:11,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 65, 65] total 186 [2024-11-16 00:09:11,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595850117] [2024-11-16 00:09:11,349 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 00:09:11,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 186 states [2024-11-16 00:09:11,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 00:09:11,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 186 interpolants. [2024-11-16 00:09:11,357 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1634, Invalid=32776, Unknown=0, NotChecked=0, Total=34410 [2024-11-16 00:09:11,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:09:11,357 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-16 00:09:11,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 186 states, 186 states have (on average 3.2096774193548385) internal successors, (597), 186 states have internal predecessors, (597), 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) [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 179 states. [2024-11-16 00:09:11,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-16 00:10:17,607 WARN L286 SmtUtils]: Spent 33.68s on a formula simplification. DAG size of input: 163 DAG size of output: 149 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:10:18,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:11:19,129 WARN L286 SmtUtils]: Spent 38.48s on a formula simplification. DAG size of input: 167 DAG size of output: 153 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:11:40,785 WARN L286 SmtUtils]: Spent 6.88s on a formula simplification. DAG size of input: 116 DAG size of output: 102 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:11:41,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:12:29,541 WARN L286 SmtUtils]: Spent 29.72s on a formula simplification. DAG size of input: 173 DAG size of output: 145 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:12:30,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:12:32,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:12:34,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:12:37,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:12:38,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:12:40,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:13:40,754 WARN L286 SmtUtils]: Spent 27.29s on a formula simplification. DAG size of input: 173 DAG size of output: 145 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:13:42,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:13:44,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:13:46,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:13:48,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:13:49,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:13:51,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:13:56,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:15:05,352 WARN L286 SmtUtils]: Spent 38.63s on a formula simplification. DAG size of input: 175 DAG size of output: 147 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:15:07,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:15:11,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:15:12,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:15:13,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:15:14,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-16 00:16:17,107 WARN L286 SmtUtils]: Spent 36.23s on a formula simplification. DAG size of input: 177 DAG size of output: 149 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-16 00:16:41,816 WARN L286 SmtUtils]: Spent 5.91s on a formula simplification. DAG size of input: 108 DAG size of output: 94 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) Received shutdown request... [2024-11-16 00:16:42,834 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 [2024-11-16 00:16:42,839 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-16 00:16:42,850 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 [2024-11-16 00:16:43,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-16 00:16:43,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 00:16:43,733 WARN L596 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 335 known predicates. [2024-11-16 00:16:43,735 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-11-16 00:16:43,735 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-11-16 00:16:43,735 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-11-16 00:16:43,735 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-11-16 00:16:43,738 INFO L422 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1] [2024-11-16 00:16:43,740 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-16 00:16:43,740 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-16 00:16:43,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-16 00:16:43,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:16:43 BasicIcfg [2024-11-16 00:16:43,755 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-16 00:16:43,755 INFO L158 Benchmark]: Toolchain (without parser) took 865136.30ms. Allocated memory was 83.9MB in the beginning and 536.9MB in the end (delta: 453.0MB). Free memory was 56.7MB in the beginning and 200.3MB in the end (delta: -143.5MB). Peak memory consumption was 310.4MB. Max. memory is 8.0GB. [2024-11-16 00:16:43,756 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:16:43,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.61ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 44.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-16 00:16:43,756 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.60ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 42.7MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-16 00:16:43,756 INFO L158 Benchmark]: Boogie Preprocessor took 13.65ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 41.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-16 00:16:43,756 INFO L158 Benchmark]: RCFGBuilder took 369.94ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 55.1MB in the end (delta: -13.7MB). Peak memory consumption was 28.7MB. Max. memory is 8.0GB. [2024-11-16 00:16:43,756 INFO L158 Benchmark]: TraceAbstraction took 864546.61ms. Allocated memory was 83.9MB in the beginning and 536.9MB in the end (delta: 453.0MB). Free memory was 54.2MB in the beginning and 200.3MB in the end (delta: -146.0MB). Peak memory consumption was 306.9MB. Max. memory is 8.0GB. [2024-11-16 00:16:43,757 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 178.61ms. Allocated memory is still 83.9MB. Free memory was 56.7MB in the beginning and 44.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.60ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 42.7MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.65ms. Allocated memory is still 83.9MB. Free memory was 42.7MB in the beginning and 41.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 369.94ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 55.1MB in the end (delta: -13.7MB). Peak memory consumption was 28.7MB. Max. memory is 8.0GB. * TraceAbstraction took 864546.61ms. Allocated memory was 83.9MB in the beginning and 536.9MB in the end (delta: 453.0MB). Free memory was 54.2MB in the beginning and 200.3MB in the end (delta: -146.0MB). Peak memory consumption was 306.9MB. 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: 8187, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 1120, dependent conditional: 1110, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7088, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 21, dependent conditional: 11, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7088, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 21, dependent conditional: 11, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7121, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 54, dependent conditional: 44, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7121, independent: 7067, independent conditional: 19, independent unconditional: 7048, dependent: 54, dependent conditional: 5, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7121, independent: 7067, independent conditional: 19, independent unconditional: 7048, dependent: 54, dependent conditional: 5, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1885, independent: 1874, independent conditional: 4, independent unconditional: 1870, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1885, independent: 1867, independent conditional: 0, independent unconditional: 1867, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 7, independent conditional: 4, independent unconditional: 3, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 7, independent conditional: 4, independent unconditional: 3, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 384, independent: 127, independent conditional: 65, independent unconditional: 62, dependent: 258, dependent conditional: 12, dependent unconditional: 246, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 3, Protected Queries: 0 ], Cache Queries: [ total: 7121, independent: 5193, independent conditional: 15, independent unconditional: 5178, dependent: 43, dependent conditional: 4, dependent unconditional: 39, unknown: 1885, unknown conditional: 5, unknown unconditional: 1880] , Statistics on independence cache: Total cache size (in pairs): 1888, Positive cache size: 1877, Positive conditional cache size: 7, Positive unconditional cache size: 1870, Negative cache size: 11, Negative conditional cache size: 1, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5126, Maximal queried relation: 2, Independence queries for same thread: 1099, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 227, Number of trivial persistent sets: 178, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1971, independent: 1961, independent conditional: 0, independent unconditional: 1961, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8187, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 1120, dependent conditional: 1110, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7088, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 21, dependent conditional: 11, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7088, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 21, dependent conditional: 11, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7121, independent: 7067, independent conditional: 5106, independent unconditional: 1961, dependent: 54, dependent conditional: 44, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7121, independent: 7067, independent conditional: 19, independent unconditional: 7048, dependent: 54, dependent conditional: 5, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7121, independent: 7067, independent conditional: 19, independent unconditional: 7048, dependent: 54, dependent conditional: 5, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1885, independent: 1874, independent conditional: 4, independent unconditional: 1870, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1885, independent: 1867, independent conditional: 0, independent unconditional: 1867, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 7, independent conditional: 4, independent unconditional: 3, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 7, independent conditional: 4, independent unconditional: 3, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 384, independent: 127, independent conditional: 65, independent unconditional: 62, dependent: 258, dependent conditional: 12, dependent unconditional: 246, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 3, Protected Queries: 0 ], Cache Queries: [ total: 7121, independent: 5193, independent conditional: 15, independent unconditional: 5178, dependent: 43, dependent conditional: 4, dependent unconditional: 39, unknown: 1885, unknown conditional: 5, unknown unconditional: 1880] , Statistics on independence cache: Total cache size (in pairs): 1888, Positive cache size: 1877, Positive conditional cache size: 7, Positive unconditional cache size: 1870, Negative cache size: 11, Negative conditional cache size: 1, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5126, Maximal queried relation: 2, Independence queries for same thread: 1099 - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 335 known predicates. - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 335 known predicates. - TimeoutResultAtElement [Line: 103]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 335 known predicates. - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 335 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 180 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 864.4s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 777.5s, 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: 539, 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: 0.1s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 72.4s InterpolantComputationTime, 2592 NumberOfCodeBlocks, 2592 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 3687 ConstructedInterpolants, 20 QuantifiedInterpolants, 25873 SizeOfPredicates, 152 NumberOfNonLiveVariables, 2244 ConjunctsInSsa, 307 ConjunctsInUnsatCore, 21 InterpolantComputations, 3 PerfectInterpolantSequences, 340/4368 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: 11.0s, ConditionCalculationTime: 0.1s, CommutingCounterexamples: 1, ConditionCalculations: 126, TraceChecks: 3, UnknownTraceChecks: 0, ImperfectProofs: 2, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown