/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis SUFFICIENT_WITH_CONTEXT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 10:16:13,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 10:16:13,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 10:16:13,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 10:16:13,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 10:16:13,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 10:16:13,558 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 10:16:13,558 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 10:16:13,562 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 10:16:13,562 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 10:16:13,563 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 10:16:13,563 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 10:16:13,563 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 10:16:13,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:16:13,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 10:16:13,564 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 10:16:13,565 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 10:16:13,565 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT_WITH_CONTEXT [2024-11-14 10:16:13,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 10:16:13,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 10:16:13,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 10:16:13,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 10:16:13,810 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 10:16:13,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt3.wvr.c [2024-11-14 10:16:15,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 10:16:15,384 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 10:16:15,385 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt3.wvr.c [2024-11-14 10:16:15,395 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/673e9d3c0/f63161540e22465ebe124f825b1f9622/FLAGf9faf0027 [2024-11-14 10:16:15,649 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/673e9d3c0/f63161540e22465ebe124f825b1f9622 [2024-11-14 10:16:15,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 10:16:15,657 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 10:16:15,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 10:16:15,658 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 10:16:15,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 10:16:15,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1139348f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15, skipping insertion in model container [2024-11-14 10:16:15,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,678 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 10:16:15,785 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-bad-buffer-mult-alt3.wvr.c[4345,4358] [2024-11-14 10:16:15,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:16:15,806 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 10:16:15,822 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-bad-buffer-mult-alt3.wvr.c[4345,4358] [2024-11-14 10:16:15,824 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:16:15,837 INFO L204 MainTranslator]: Completed translation [2024-11-14 10:16:15,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15 WrapperNode [2024-11-14 10:16:15,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 10:16:15,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 10:16:15,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 10:16:15,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 10:16:15,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,883 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 305 [2024-11-14 10:16:15,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 10:16:15,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 10:16:15,884 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 10:16:15,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 10:16:15,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,911 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 10:16:15,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 10:16:15,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 10:16:15,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 10:16:15,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (1/1) ... [2024-11-14 10:16:15,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:16:15,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:15,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 10:16:15,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 10:16:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 10:16:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 10:16:15,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 10:16:15,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 10:16:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 10:16:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 10:16:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 10:16:15,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 10:16:15,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 10:16:15,981 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 10:16:16,081 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 10:16:16,084 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 10:16:16,459 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 10:16:16,460 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 10:16:16,604 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 10:16:16,604 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 10:16:16,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:16:16 BoogieIcfgContainer [2024-11-14 10:16:16,605 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 10:16:16,606 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 10:16:16,606 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 10:16:16,610 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 10:16:16,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:16:15" (1/3) ... [2024-11-14 10:16:16,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53cb5e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:16:16, skipping insertion in model container [2024-11-14 10:16:16,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:16:15" (2/3) ... [2024-11-14 10:16:16,610 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53cb5e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:16:16, skipping insertion in model container [2024-11-14 10:16:16,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:16:16" (3/3) ... [2024-11-14 10:16:16,611 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt3.wvr.c [2024-11-14 10:16:16,620 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 10:16:16,621 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-buffer-mult-alt3.wvr.c that has 5 procedures, 226 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 10:16:16,622 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 10:16:16,716 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 10:16:16,787 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:16:16,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 10:16:16,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:16,789 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-14 10:16:16,795 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-14 10:16:16,860 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 10:16:16,871 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 10:16:16,893 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;@234bb6be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:16:16,893 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 10:16:17,899 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:17,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:17,903 INFO L85 PathProgramCache]: Analyzing trace with hash 443586297, now seen corresponding path program 1 times [2024-11-14 10:16:17,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:17,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544830779] [2024-11-14 10:16:17,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:17,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:17,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:18,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 10:16:18,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:18,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544830779] [2024-11-14 10:16:18,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544830779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:16:18,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:16:18,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 10:16:18,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067251538] [2024-11-14 10:16:18,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:16:18,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 10:16:18,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:18,302 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 10:16:18,302 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 10:16:18,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:18,304 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:18,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 103.0) internal successors, (206), 2 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:16:18,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:18,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:18,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 10:16:18,405 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:18,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:18,406 INFO L85 PathProgramCache]: Analyzing trace with hash -352144897, now seen corresponding path program 1 times [2024-11-14 10:16:18,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:18,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092380131] [2024-11-14 10:16:18,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:18,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:19,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 10:16:19,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:19,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092380131] [2024-11-14 10:16:19,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092380131] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:16:19,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:16:19,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:16:19,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618665612] [2024-11-14 10:16:19,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:16:19,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:16:19,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:19,309 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:16:19,309 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:16:19,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:19,313 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:19,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.833333333333336) internal successors, (209), 6 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:16:19,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:19,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:19,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:19,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:19,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 10:16:19,494 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:19,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:19,495 INFO L85 PathProgramCache]: Analyzing trace with hash -872075274, now seen corresponding path program 1 times [2024-11-14 10:16:19,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:19,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884360618] [2024-11-14 10:16:19,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:19,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:20,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:16:20,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:20,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884360618] [2024-11-14 10:16:20,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884360618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:16:20,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:16:20,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:16:20,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848502428] [2024-11-14 10:16:20,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:16:20,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:16:20,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:20,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:16:20,008 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:16:20,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:20,008 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:20,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 36.666666666666664) internal successors, (220), 6 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:16:20,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:20,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:20,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:20,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:20,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:20,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:20,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 10:16:20,151 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:20,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:20,151 INFO L85 PathProgramCache]: Analyzing trace with hash 482168062, now seen corresponding path program 1 times [2024-11-14 10:16:20,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:20,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522844500] [2024-11-14 10:16:20,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:20,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:16:20,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:20,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522844500] [2024-11-14 10:16:20,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522844500] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:20,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1309094555] [2024-11-14 10:16:20,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:20,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:20,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:20,899 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:16:20,900 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 10:16:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:21,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:16:21,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:21,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:16:21,420 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:16:21,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:16:21,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1309094555] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:16:21,758 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:16:21,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-11-14 10:16:21,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133632062] [2024-11-14 10:16:21,758 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:16:21,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 10:16:21,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:21,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 10:16:21,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-11-14 10:16:21,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:21,762 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:21,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.318181818181817) internal successors, (425), 22 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:16:21,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:21,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:21,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:21,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:22,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-14 10:16:22,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:22,558 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:22,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:22,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:22,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1182559400, now seen corresponding path program 1 times [2024-11-14 10:16:22,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:22,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102727364] [2024-11-14 10:16:22,757 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:22,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:23,157 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:23,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102727364] [2024-11-14 10:16:23,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102727364] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:23,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [157253374] [2024-11-14 10:16:23,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:23,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:23,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:23,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:23,556 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:23,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [157253374] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:23,556 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:23,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:23,661 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 28 treesize of output 12 [2024-11-14 10:16:23,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:23,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1756311626, now seen corresponding path program 1 times [2024-11-14 10:16:23,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:23,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298396294] [2024-11-14 10:16:23,779 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:23,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:23,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:24,345 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:24,345 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:24,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298396294] [2024-11-14 10:16:24,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298396294] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:24,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1971079206] [2024-11-14 10:16:24,345 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:24,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:24,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:24,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:25,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1971079206] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:25,081 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:25,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-11-14 10:16:25,411 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:25,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:28,401 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:28,401 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:28,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:28,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1388912290, now seen corresponding path program 1 times [2024-11-14 10:16:28,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:28,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542233733] [2024-11-14 10:16:28,403 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:28,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:28,757 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:28,758 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:28,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542233733] [2024-11-14 10:16:28,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542233733] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:28,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [274584184] [2024-11-14 10:16:28,758 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:28,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:28,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:28,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:29,076 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:29,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [274584184] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:29,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:29,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:29,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:16:29,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:29,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1583584338, now seen corresponding path program 1 times [2024-11-14 10:16:29,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:29,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236909273] [2024-11-14 10:16:29,221 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:29,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:29,573 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:29,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236909273] [2024-11-14 10:16:29,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236909273] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:29,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [339294679] [2024-11-14 10:16:29,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:29,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:29,612 INFO L256 TraceCheckSpWp]: Trace formula consists of 614 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:29,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:29,882 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:29,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [339294679] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:29,883 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:29,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:29,975 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 28 treesize of output 12 [2024-11-14 10:16:30,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:30,167 INFO L85 PathProgramCache]: Analyzing trace with hash -814938563, now seen corresponding path program 1 times [2024-11-14 10:16:30,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:30,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566770689] [2024-11-14 10:16:30,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:30,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:30,513 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:30,514 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:30,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566770689] [2024-11-14 10:16:30,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566770689] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:30,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [766134076] [2024-11-14 10:16:30,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:30,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:30,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:30,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:30,858 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:30,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [766134076] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:30,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:30,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:31,083 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:31,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:34,129 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:34,129 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:34,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:34,130 INFO L85 PathProgramCache]: Analyzing trace with hash 506705901, now seen corresponding path program 1 times [2024-11-14 10:16:34,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:34,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340121590] [2024-11-14 10:16:34,130 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:34,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:34,513 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:34,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340121590] [2024-11-14 10:16:34,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340121590] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:34,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [3433502] [2024-11-14 10:16:34,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:34,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:34,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:34,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:34,926 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:34,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [3433502] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:34,926 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:34,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:35,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:16:35,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:35,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1315809045, now seen corresponding path program 1 times [2024-11-14 10:16:35,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:35,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244097006] [2024-11-14 10:16:35,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:35,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:35,525 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:35,525 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:35,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244097006] [2024-11-14 10:16:35,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244097006] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:35,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1688001660] [2024-11-14 10:16:35,526 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:35,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:35,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:35,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:35,924 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:35,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1688001660] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:35,925 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:35,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:36,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:36,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:36,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1884781120, now seen corresponding path program 1 times [2024-11-14 10:16:36,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:36,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681494510] [2024-11-14 10:16:36,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:36,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:36,490 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:36,491 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:36,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681494510] [2024-11-14 10:16:36,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681494510] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:36,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [982593247] [2024-11-14 10:16:36,491 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:36,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:36,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:36,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:36,902 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:36,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [982593247] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:36,902 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:36,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:37,139 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:37,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:38,806 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:38,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:38,808 INFO L85 PathProgramCache]: Analyzing trace with hash -678220801, now seen corresponding path program 1 times [2024-11-14 10:16:38,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:38,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742471191] [2024-11-14 10:16:38,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:38,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:39,194 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:39,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742471191] [2024-11-14 10:16:39,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [742471191] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:39,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1365231013] [2024-11-14 10:16:39,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:39,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:39,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:39,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:39,531 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:39,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1365231013] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:39,531 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:39,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:39,766 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:39,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:41,574 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:41,574 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:41,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:41,575 INFO L85 PathProgramCache]: Analyzing trace with hash 1593138013, now seen corresponding path program 1 times [2024-11-14 10:16:41,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:41,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321364578] [2024-11-14 10:16:41,575 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:41,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:42,096 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:42,096 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:42,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321364578] [2024-11-14 10:16:42,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321364578] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:42,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [595837274] [2024-11-14 10:16:42,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:42,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:42,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:42,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:42,397 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:42,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [595837274] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:42,397 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:42,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:42,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:16:42,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:42,611 INFO L85 PathProgramCache]: Analyzing trace with hash -541964423, now seen corresponding path program 1 times [2024-11-14 10:16:42,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:42,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618029738] [2024-11-14 10:16:42,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:42,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:43,056 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:43,057 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:43,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618029738] [2024-11-14 10:16:43,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618029738] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:43,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1770621168] [2024-11-14 10:16:43,057 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:43,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:43,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:43,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:43,439 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:43,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1770621168] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:43,439 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:43,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:43,440 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:43,440 INFO L85 PathProgramCache]: Analyzing trace with hash 862038781, now seen corresponding path program 2 times [2024-11-14 10:16:43,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:43,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186156694] [2024-11-14 10:16:43,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:43,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:16:44,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:44,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186156694] [2024-11-14 10:16:44,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186156694] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:44,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036729385] [2024-11-14 10:16:44,202 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:16:44,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:44,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:44,204 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:16:44,205 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 10:16:44,427 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 10:16:44,428 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:16:44,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:44,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:44,552 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 10:16:44,552 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:16:44,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2036729385] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:16:44,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:16:44,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [12] total 17 [2024-11-14 10:16:44,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742550853] [2024-11-14 10:16:44,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:16:44,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 10:16:44,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:44,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 10:16:44,558 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2024-11-14 10:16:44,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:44,558 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:44,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.57142857142857) internal successors, (242), 7 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:16:44,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:44,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:44,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:44,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:44,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:44,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:16:44,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 10:16:45,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable23,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable25,SelfDestructingSolverStorable15,SelfDestructingSolverStorable26,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-14 10:16:45,015 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:45,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:45,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1424850201, now seen corresponding path program 3 times [2024-11-14 10:16:45,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:45,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477755639] [2024-11-14 10:16:45,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:45,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:45,573 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-14 10:16:45,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:45,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477755639] [2024-11-14 10:16:45,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477755639] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:45,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [123029450] [2024-11-14 10:16:45,574 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:16:45,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:45,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:45,576 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:16:45,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 10:16:45,898 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 10:16:45,898 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:16:45,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 1006 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-14 10:16:45,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:46,360 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-14 10:16:46,360 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:16:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-14 10:16:46,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [123029450] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:16:46,830 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:16:46,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17, 17] total 39 [2024-11-14 10:16:46,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669169759] [2024-11-14 10:16:46,830 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:16:46,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-11-14 10:16:46,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:46,832 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-14 10:16:46,832 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=1178, Unknown=0, NotChecked=0, Total=1482 [2024-11-14 10:16:46,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:46,833 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:46,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 12.615384615384615) internal successors, (492), 39 states have internal predecessors, (492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:16:46,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:46,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:46,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:46,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:46,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:16:46,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:47,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:47,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:47,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:47,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:47,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:16:47,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:16:47,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-14 10:16:47,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:47,762 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:47,871 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 28 treesize of output 12 [2024-11-14 10:16:47,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:47,957 INFO L85 PathProgramCache]: Analyzing trace with hash 10792114, now seen corresponding path program 1 times [2024-11-14 10:16:47,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:47,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459264575] [2024-11-14 10:16:47,957 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:47,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-14 10:16:48,318 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:48,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459264575] [2024-11-14 10:16:48,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459264575] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:48,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1220464505] [2024-11-14 10:16:48,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:48,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:48,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-14 10:16:48,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:48,661 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-14 10:16:48,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1220464505] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:48,662 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:48,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2024-11-14 10:16:48,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:48,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:55,731 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:55,731 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:55,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:55,732 INFO L85 PathProgramCache]: Analyzing trace with hash 334552362, now seen corresponding path program 1 times [2024-11-14 10:16:55,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:55,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017972581] [2024-11-14 10:16:55,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:55,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:56,049 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-14 10:16:56,049 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:56,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017972581] [2024-11-14 10:16:56,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017972581] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:56,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [360389226] [2024-11-14 10:16:56,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:56,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:56,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:16:56,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2024-11-14 10:16:56,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [360389226] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:56,413 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:56,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:16:56,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:16:56,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:56,551 INFO L85 PathProgramCache]: Analyzing trace with hash -536839984, now seen corresponding path program 1 times [2024-11-14 10:16:56,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:56,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767521822] [2024-11-14 10:16:56,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:56,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:57,048 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 4 proven. 121 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-14 10:16:57,048 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:57,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767521822] [2024-11-14 10:16:57,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767521822] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:57,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1178323427] [2024-11-14 10:16:57,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:57,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:57,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:57,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:57,638 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 40 proven. 85 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-14 10:16:57,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1178323427] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:57,638 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:57,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:16:57,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:57,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:57,796 INFO L85 PathProgramCache]: Analyzing trace with hash -1305521054, now seen corresponding path program 1 times [2024-11-14 10:16:57,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:57,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897630801] [2024-11-14 10:16:57,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:57,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:58,482 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 5 proven. 121 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-14 10:16:58,482 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:58,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897630801] [2024-11-14 10:16:58,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897630801] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:58,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [961714486] [2024-11-14 10:16:58,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:58,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:58,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:16:58,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 41 proven. 85 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-14 10:16:59,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [961714486] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:59,091 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:59,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:16:59,300 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:59,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:00,784 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:00,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:00,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1394317494, now seen corresponding path program 1 times [2024-11-14 10:17:00,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:00,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969543153] [2024-11-14 10:17:00,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:00,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:01,387 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-14 10:17:01,387 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:01,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969543153] [2024-11-14 10:17:01,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969543153] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:01,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [220874590] [2024-11-14 10:17:01,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:01,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:01,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:01,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 24 proven. 85 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-11-14 10:17:01,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [220874590] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:01,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:01,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:02,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:02,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:02,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1203740637, now seen corresponding path program 1 times [2024-11-14 10:17:02,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:02,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278741476] [2024-11-14 10:17:02,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:02,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:02,829 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 10:17:02,829 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:02,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278741476] [2024-11-14 10:17:02,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278741476] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:02,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [889950166] [2024-11-14 10:17:02,829 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:02,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:02,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 10:17:02,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:03,508 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 44 proven. 85 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:17:03,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [889950166] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:03,508 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:03,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22] total 38 [2024-11-14 10:17:03,749 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:03,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:04,816 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:04,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:04,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1892408548, now seen corresponding path program 1 times [2024-11-14 10:17:04,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:04,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563713712] [2024-11-14 10:17:04,817 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:04,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:05,586 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 10:17:05,587 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:05,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563713712] [2024-11-14 10:17:05,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563713712] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:05,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1347823840] [2024-11-14 10:17:05,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:05,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:05,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:05,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 1 proven. 85 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-14 10:17:06,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1347823840] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:06,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:06,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:06,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:06,261 INFO L85 PathProgramCache]: Analyzing trace with hash -170197553, now seen corresponding path program 4 times [2024-11-14 10:17:06,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:06,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534985059] [2024-11-14 10:17:06,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:06,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-11-14 10:17:07,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:07,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534985059] [2024-11-14 10:17:07,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534985059] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:07,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195097023] [2024-11-14 10:17:07,015 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:17:07,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:07,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:17:07,017 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:17:07,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 10:17:07,265 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:17:07,266 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:17:07,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 10:17:07,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:08,605 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 42 proven. 12 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:08,605 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:17:09,564 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 10:17:09,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-11-14 10:17:09,907 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:09,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195097023] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:17:09,907 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:17:09,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 19] total 55 [2024-11-14 10:17:09,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219962187] [2024-11-14 10:17:09,907 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:17:09,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-14 10:17:09,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:09,909 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-14 10:17:09,910 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=407, Invalid=2563, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 10:17:09,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:09,910 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:09,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 13.290909090909091) internal successors, (731), 55 states have internal predecessors, (731), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:17:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:17:09,910 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:11,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:17:11,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:17:11,406 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-14 10:17:11,575 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable41,SelfDestructingSolverStorable31,SelfDestructingSolverStorable42,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable29,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable28,SelfDestructingSolverStorable39 [2024-11-14 10:17:11,576 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:17:11,675 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 28 treesize of output 12 [2024-11-14 10:17:11,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:11,775 INFO L85 PathProgramCache]: Analyzing trace with hash -410894412, now seen corresponding path program 1 times [2024-11-14 10:17:11,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:11,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759213894] [2024-11-14 10:17:11,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:11,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-14 10:17:12,431 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:12,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759213894] [2024-11-14 10:17:12,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759213894] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:12,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [399232454] [2024-11-14 10:17:12,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:12,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:12,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 794 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:12,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:13,168 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 29 proven. 85 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-11-14 10:17:13,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [399232454] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:13,168 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:13,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 36 [2024-11-14 10:17:13,468 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:13,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:15,835 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:15,835 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:15,835 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:15,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:15,836 INFO L85 PathProgramCache]: Analyzing trace with hash 147171314, now seen corresponding path program 1 times [2024-11-14 10:17:15,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:15,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781215501] [2024-11-14 10:17:15,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:15,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 30 proven. 98 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 10:17:16,339 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:16,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781215501] [2024-11-14 10:17:16,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781215501] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:16,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1060850426] [2024-11-14 10:17:16,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:16,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:16,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:16,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:16,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 43 proven. 85 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 10:17:16,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1060850426] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:16,971 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:16,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:17,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:17:17,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:17,097 INFO L85 PathProgramCache]: Analyzing trace with hash -599193710, now seen corresponding path program 1 times [2024-11-14 10:17:17,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:17,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473498984] [2024-11-14 10:17:17,097 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:17,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:17,884 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 24 proven. 145 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:17,884 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:17,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473498984] [2024-11-14 10:17:17,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473498984] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:17,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1358487050] [2024-11-14 10:17:17,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:17,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:17,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:17,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:18,635 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:18,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1358487050] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:18,636 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:18,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:18,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:18,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:18,767 INFO L85 PathProgramCache]: Analyzing trace with hash 239658532, now seen corresponding path program 1 times [2024-11-14 10:17:18,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:18,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645274326] [2024-11-14 10:17:18,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:18,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:19,421 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 25 proven. 145 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:19,421 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:19,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645274326] [2024-11-14 10:17:19,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645274326] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:19,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [892221045] [2024-11-14 10:17:19,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:19,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:19,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:19,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:20,054 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 44 proven. 126 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 10:17:20,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [892221045] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:20,055 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:20,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:20,277 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:20,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:21,753 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:21,753 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:21,753 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:21,753 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:21,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:21,754 INFO L85 PathProgramCache]: Analyzing trace with hash 836147646, now seen corresponding path program 1 times [2024-11-14 10:17:21,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:21,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860299200] [2024-11-14 10:17:21,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:21,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 16 proven. 113 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 10:17:22,473 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:22,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860299200] [2024-11-14 10:17:22,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860299200] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:22,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [664153860] [2024-11-14 10:17:22,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:22,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:22,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:22,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:23,135 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 44 proven. 85 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 10:17:23,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [664153860] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:23,136 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:23,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:23,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:23,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:23,268 INFO L85 PathProgramCache]: Analyzing trace with hash 917599723, now seen corresponding path program 1 times [2024-11-14 10:17:23,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:23,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712244409] [2024-11-14 10:17:23,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:23,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 127 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-14 10:17:24,132 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:24,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712244409] [2024-11-14 10:17:24,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712244409] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:24,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [907250606] [2024-11-14 10:17:24,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:24,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:24,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:24,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:24,879 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 1 proven. 85 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-14 10:17:24,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [907250606] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:24,879 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:24,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21] total 43 [2024-11-14 10:17:25,079 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:25,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:30,365 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:30,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:30,366 INFO L85 PathProgramCache]: Analyzing trace with hash 629295462, now seen corresponding path program 1 times [2024-11-14 10:17:30,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:30,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177354434] [2024-11-14 10:17:30,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:30,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:31,103 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-14 10:17:31,103 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:31,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177354434] [2024-11-14 10:17:31,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177354434] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:31,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1278877147] [2024-11-14 10:17:31,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:31,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:31,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 1038 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:31,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 1 proven. 85 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-14 10:17:31,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1278877147] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:31,806 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:31,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:31,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:31,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1577538, now seen corresponding path program 5 times [2024-11-14 10:17:31,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:31,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033858869] [2024-11-14 10:17:31,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:31,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:32,655 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-14 10:17:32,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:32,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033858869] [2024-11-14 10:17:32,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033858869] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:32,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534457550] [2024-11-14 10:17:32,656 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:17:32,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:32,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:17:32,658 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:17:32,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 10:17:33,072 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-11-14 10:17:33,072 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:17:33,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:33,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:33,780 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 44 proven. 85 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 10:17:33,780 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:17:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 23 proven. 106 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 10:17:34,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1534457550] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:17:34,590 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:17:34,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 21, 21] total 61 [2024-11-14 10:17:34,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766851289] [2024-11-14 10:17:34,590 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:17:34,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-11-14 10:17:34,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:34,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-11-14 10:17:34,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=396, Invalid=3264, Unknown=0, NotChecked=0, Total=3660 [2024-11-14 10:17:34,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:34,592 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:34,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 10.80327868852459) internal successors, (659), 61 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:17:34,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:17:36,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:17:36,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:17:36,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-14 10:17:36,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43,SelfDestructingSolverStorable54,SelfDestructingSolverStorable44,SelfDestructingSolverStorable55,SelfDestructingSolverStorable45,SelfDestructingSolverStorable56,SelfDestructingSolverStorable46,SelfDestructingSolverStorable57,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-11-14 10:17:36,290 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:17:36,388 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 28 treesize of output 12 [2024-11-14 10:17:36,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:36,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1938771256, now seen corresponding path program 1 times [2024-11-14 10:17:36,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:36,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755927930] [2024-11-14 10:17:36,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:36,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 30 proven. 139 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:37,096 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:37,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755927930] [2024-11-14 10:17:37,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755927930] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:37,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [164526931] [2024-11-14 10:17:37,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:37,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:37,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:37,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-14 10:17:37,146 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:37,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [164526931] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:37,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:37,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 44 [2024-11-14 10:17:38,077 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:38,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:43,980 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_21 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:43,980 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_21 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:43,980 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_21 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:43,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:43,981 INFO L85 PathProgramCache]: Analyzing trace with hash 27628776, now seen corresponding path program 1 times [2024-11-14 10:17:43,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:43,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886853720] [2024-11-14 10:17:43,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:43,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:44,690 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 30 proven. 139 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:44,690 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:44,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886853720] [2024-11-14 10:17:44,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886853720] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:44,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [937459172] [2024-11-14 10:17:44,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:44,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:44,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 824 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:17:44,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:45,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [937459172] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:45,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:45,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 25] total 44 [2024-11-14 10:17:45,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:17:45,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:45,602 INFO L85 PathProgramCache]: Analyzing trace with hash -685832218, now seen corresponding path program 1 times [2024-11-14 10:17:45,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:45,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310856971] [2024-11-14 10:17:45,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:45,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:46,270 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 30 proven. 139 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:46,270 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:46,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310856971] [2024-11-14 10:17:46,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310856971] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:46,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1916387152] [2024-11-14 10:17:46,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:46,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:46,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:46,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:46,993 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:46,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1916387152] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:46,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:46,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:47,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:47,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:47,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1341536120, now seen corresponding path program 1 times [2024-11-14 10:17:47,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:47,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867833850] [2024-11-14 10:17:47,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:47,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:47,935 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 31 proven. 139 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:47,935 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:47,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867833850] [2024-11-14 10:17:47,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867833850] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:47,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1693888253] [2024-11-14 10:17:47,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:47,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:47,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:47,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:48,713 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 44 proven. 126 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:48,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1693888253] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:48,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:48,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:48,923 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:48,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:50,586 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:50,586 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:50,586 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_19 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:50,586 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:50,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:50,588 INFO L85 PathProgramCache]: Analyzing trace with hash -576241804, now seen corresponding path program 1 times [2024-11-14 10:17:50,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:50,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693196151] [2024-11-14 10:17:50,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:50,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 31 proven. 139 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:51,343 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:51,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693196151] [2024-11-14 10:17:51,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693196151] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:51,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [177688721] [2024-11-14 10:17:51,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:51,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:51,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 913 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:51,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 44 proven. 126 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:17:52,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [177688721] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:52,103 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:52,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:52,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:52,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:52,240 INFO L85 PathProgramCache]: Analyzing trace with hash -2047259679, now seen corresponding path program 1 times [2024-11-14 10:17:52,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:52,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468488011] [2024-11-14 10:17:52,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:52,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2024-11-14 10:17:53,168 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:53,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468488011] [2024-11-14 10:17:53,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468488011] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:53,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2088101665] [2024-11-14 10:17:53,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:53,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:53,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:53,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:54,076 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 9 proven. 126 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-14 10:17:54,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2088101665] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:54,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:54,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 24] total 49 [2024-11-14 10:17:54,366 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:54,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:55,940 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:55,940 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_21 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:55,940 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:55,940 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:55,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:55,941 INFO L85 PathProgramCache]: Analyzing trace with hash -443175686, now seen corresponding path program 1 times [2024-11-14 10:17:55,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:55,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909365670] [2024-11-14 10:17:55,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:55,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:57,006 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-14 10:17:57,006 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:57,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909365670] [2024-11-14 10:17:57,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909365670] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:57,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [103839968] [2024-11-14 10:17:57,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:57,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:57,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:17:57,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:57,812 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 9 proven. 126 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-14 10:17:57,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [103839968] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:57,813 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:57,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:17:57,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:57,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1924217245, now seen corresponding path program 6 times [2024-11-14 10:17:57,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:57,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534342322] [2024-11-14 10:17:57,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:57,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:57,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:58,881 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2024-11-14 10:17:58,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:58,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534342322] [2024-11-14 10:17:58,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534342322] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:58,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530593034] [2024-11-14 10:17:58,882 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:17:58,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:58,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:17:58,884 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:17:58,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 10:17:59,705 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-14 10:17:59,706 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:17:59,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 1172 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 10:17:59,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2024-11-14 10:18:00,033 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:18:01,089 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2024-11-14 10:18:01,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530593034] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:18:01,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:18:01,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 11, 28] total 62 [2024-11-14 10:18:01,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760917221] [2024-11-14 10:18:01,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:18:01,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 62 states [2024-11-14 10:18:01,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:18:01,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-11-14 10:18:01,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=518, Invalid=3264, Unknown=0, NotChecked=0, Total=3782 [2024-11-14 10:18:01,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:01,092 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:18:01,092 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 62 states, 62 states have (on average 10.758064516129032) internal successors, (667), 62 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:01,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:18:02,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-14 10:18:02,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable60,SelfDestructingSolverStorable71,SelfDestructingSolverStorable61,SelfDestructingSolverStorable72,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable64,SelfDestructingSolverStorable65,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable58,SelfDestructingSolverStorable69,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2024-11-14 10:18:02,520 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:18:02,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:02,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1383344847, now seen corresponding path program 7 times [2024-11-14 10:18:02,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:18:02,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532709065] [2024-11-14 10:18:02,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:02,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:02,998 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-14 10:18:02,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:18:02,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532709065] [2024-11-14 10:18:02,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532709065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:18:02,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:18:02,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 10:18:02,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834303689] [2024-11-14 10:18:02,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:18:02,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 10:18:02,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:18:02,999 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 10:18:02,999 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-14 10:18:02,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:02,999 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:18:02,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.285714285714285) internal successors, (240), 7 states have internal predecessors, (240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:18:02,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:02,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:02,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:02,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:02,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 10:18:03,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:18:04,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:18:04,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-14 10:18:04,656 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:18:04,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:04,656 INFO L85 PathProgramCache]: Analyzing trace with hash 1689285358, now seen corresponding path program 8 times [2024-11-14 10:18:04,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:18:04,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152057968] [2024-11-14 10:18:04,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:04,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:05,478 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 93 proven. 204 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2024-11-14 10:18:05,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:18:05,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152057968] [2024-11-14 10:18:05,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152057968] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:05,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [156866765] [2024-11-14 10:18:05,479 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:18:05,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:05,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:18:05,481 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:18:05,482 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 10:18:05,868 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 10:18:05,868 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:18:05,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:18:05,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 181 proven. 126 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-11-14 10:18:06,592 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:18:07,375 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 123 proven. 184 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-11-14 10:18:07,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [156866765] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:18:07,375 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:18:07,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 64 [2024-11-14 10:18:07,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515609652] [2024-11-14 10:18:07,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:18:07,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-11-14 10:18:07,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:18:07,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-11-14 10:18:07,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=637, Invalid=3395, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 10:18:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:07,378 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:18:07,378 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 9.65625) internal successors, (618), 64 states have internal predecessors, (618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:18:07,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:07,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:07,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:07,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:07,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:07,378 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:07,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:07,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:07,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:18:07,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:18:07,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:08,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:18:08,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:18:08,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-14 10:18:08,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:08,345 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:18:08,614 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:08,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:13,665 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:13,665 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:13,665 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:13,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:13,666 INFO L85 PathProgramCache]: Analyzing trace with hash -208064998, now seen corresponding path program 1 times [2024-11-14 10:18:13,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:13,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514571578] [2024-11-14 10:18:13,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:13,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:13,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:13,912 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:18:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:14,217 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:18:14,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:14,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1479343448, now seen corresponding path program 1 times [2024-11-14 10:18:14,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:14,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389077658] [2024-11-14 10:18:14,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:14,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 140 proven. 216 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-14 10:18:15,272 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:15,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389077658] [2024-11-14 10:18:15,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389077658] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:15,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [946743194] [2024-11-14 10:18:15,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:15,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:15,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:18:15,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:16,170 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 181 proven. 175 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-14 10:18:16,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [946743194] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:16,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:16,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 10:18:16,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:16,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1623264681, now seen corresponding path program 9 times [2024-11-14 10:18:16,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:18:16,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821965385] [2024-11-14 10:18:16,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:16,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:16,998 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 140 proven. 216 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-11-14 10:18:16,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:18:16,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821965385] [2024-11-14 10:18:16,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821965385] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:16,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [715307640] [2024-11-14 10:18:16,998 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:18:16,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:16,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:18:17,000 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:18:17,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 10:18:17,395 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 10:18:17,395 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:18:17,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 10:18:17,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:17,803 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 535 trivial. 0 not checked. [2024-11-14 10:18:17,803 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:18:17,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [715307640] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:18:17,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:18:17,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [27] total 36 [2024-11-14 10:18:17,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304596587] [2024-11-14 10:18:17,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:18:17,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 10:18:17,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:18:17,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 10:18:17,805 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1113, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 10:18:17,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:17,805 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:18:17,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 22.0) internal successors, (242), 11 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:18:17,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:18:19,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:18:19,242 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-14 10:18:19,428 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75,SelfDestructingSolverStorable76,SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:19,428 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:18:19,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:19,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1103628826, now seen corresponding path program 10 times [2024-11-14 10:18:19,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:18:19,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021953276] [2024-11-14 10:18:19,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:19,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:19,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:21,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2597 backedges. 29 proven. 255 refuted. 0 times theorem prover too weak. 2313 trivial. 0 not checked. [2024-11-14 10:18:21,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:18:21,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021953276] [2024-11-14 10:18:21,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021953276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:21,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40490286] [2024-11-14 10:18:21,834 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:18:21,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:21,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:18:21,836 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:18:21,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 10:18:22,325 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:18:22,325 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:18:22,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 1263 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-14 10:18:22,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2597 backedges. 1766 proven. 185 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2024-11-14 10:18:25,799 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:18:28,594 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 10:18:28,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-11-14 10:18:29,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2597 backedges. 665 proven. 1286 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2024-11-14 10:18:29,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40490286] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:18:29,593 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:18:29,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 40, 40] total 106 [2024-11-14 10:18:29,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197903361] [2024-11-14 10:18:29,593 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:18:29,594 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 106 states [2024-11-14 10:18:29,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:18:29,596 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2024-11-14 10:18:29,598 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1675, Invalid=9455, Unknown=0, NotChecked=0, Total=11130 [2024-11-14 10:18:29,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:29,598 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:18:29,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 106 states, 106 states have (on average 11.09433962264151) internal successors, (1176), 106 states have internal predecessors, (1176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:18:29,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:18:33,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-11-14 10:18:33,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 10:18:33,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable79 [2024-11-14 10:18:33,474 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:18:33,720 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:33,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:35,388 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:35,388 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_In_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:35,388 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:35,388 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:35,388 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:35,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:35,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1704106102, now seen corresponding path program 1 times [2024-11-14 10:18:35,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:35,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658530823] [2024-11-14 10:18:35,390 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:35,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:35,827 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:18:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:36,190 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:18:36,444 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:36,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:55,656 WARN L286 SmtUtils]: Spent 10.25s on a formula simplification. DAG size of input: 37 DAG size of output: 28 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:18:57,671 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:57,671 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:57,671 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:57,671 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:57,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:57,672 INFO L85 PathProgramCache]: Analyzing trace with hash 260690930, now seen corresponding path program 1 times [2024-11-14 10:18:57,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:57,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533277115] [2024-11-14 10:18:57,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:57,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:57,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:59,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1940 backedges. 196 proven. 717 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-11-14 10:18:59,349 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:59,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533277115] [2024-11-14 10:18:59,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533277115] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:59,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [324320570] [2024-11-14 10:18:59,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:59,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:59,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 1474 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:18:59,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:00,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1940 backedges. 616 proven. 297 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-11-14 10:19:00,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [324320570] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:00,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:00,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:19:00,878 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:00,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:02,469 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:02,469 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:02,470 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:02,470 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:02,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:02,471 INFO L85 PathProgramCache]: Analyzing trace with hash -296156954, now seen corresponding path program 1 times [2024-11-14 10:19:02,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:02,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252014300] [2024-11-14 10:19:02,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:02,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:05,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 717 proven. 1071 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2024-11-14 10:19:05,085 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:05,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252014300] [2024-11-14 10:19:05,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252014300] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:05,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [959543840] [2024-11-14 10:19:05,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:05,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:05,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:19:05,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 933 proven. 855 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2024-11-14 10:19:07,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [959543840] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:07,358 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:07,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:19:07,629 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:07,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:09,368 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:09,369 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:09,369 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:09,369 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:09,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:09,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1234957187, now seen corresponding path program 1 times [2024-11-14 10:19:09,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:09,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432317703] [2024-11-14 10:19:09,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:09,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:12,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2285 backedges. 844 proven. 1131 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2024-11-14 10:19:12,132 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:12,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432317703] [2024-11-14 10:19:12,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432317703] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:12,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [529925578] [2024-11-14 10:19:12,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:12,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:12,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 1632 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:19:12,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:14,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2285 backedges. 1120 proven. 855 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2024-11-14 10:19:14,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [529925578] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:14,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:14,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:19:14,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:14,733 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:29,635 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:29,635 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:29,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:29,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1240023596, now seen corresponding path program 1 times [2024-11-14 10:19:29,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:29,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529820588] [2024-11-14 10:19:29,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:29,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:29,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:32,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 913 proven. 1254 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-14 10:19:32,564 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:32,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529820588] [2024-11-14 10:19:32,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529820588] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:32,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1721923090] [2024-11-14 10:19:32,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:32,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:32,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 1714 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:19:32,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:34,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 1312 proven. 855 refuted. 0 times theorem prover too weak. 333 trivial. 0 not checked. [2024-11-14 10:19:34,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1721923090] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:34,653 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:34,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:19:34,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:34,732 INFO L85 PathProgramCache]: Analyzing trace with hash 443934546, now seen corresponding path program 1 times [2024-11-14 10:19:34,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:34,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114043810] [2024-11-14 10:19:34,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:34,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:38,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3274 backedges. 766 proven. 1899 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2024-11-14 10:19:38,343 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:38,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114043810] [2024-11-14 10:19:38,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114043810] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:38,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1858397284] [2024-11-14 10:19:38,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:38,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:38,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 2018 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:19:38,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:40,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3274 backedges. 1810 proven. 855 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2024-11-14 10:19:40,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1858397284] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:40,855 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:40,855 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:19:41,104 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:41,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:48,434 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:48,434 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:48,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:48,435 INFO L85 PathProgramCache]: Analyzing trace with hash -118516939, now seen corresponding path program 1 times [2024-11-14 10:19:48,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:48,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254398800] [2024-11-14 10:19:48,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:48,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:51,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3285 backedges. 777 proven. 1899 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2024-11-14 10:19:51,895 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:51,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254398800] [2024-11-14 10:19:51,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254398800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:51,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1474962254] [2024-11-14 10:19:51,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:51,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:52,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:19:52,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:54,535 INFO L134 CoverageAnalysis]: Checked inductivity of 3285 backedges. 1821 proven. 855 refuted. 0 times theorem prover too weak. 609 trivial. 0 not checked. [2024-11-14 10:19:54,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1474962254] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:54,536 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:54,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:19:54,820 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:54,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:57,591 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:57,591 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:57,591 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_31 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:57,591 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:57,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:57,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1328359168, now seen corresponding path program 1 times [2024-11-14 10:19:57,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:57,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625861712] [2024-11-14 10:19:57,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:57,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:01,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3310 backedges. 608 proven. 1974 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2024-11-14 10:20:01,318 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:01,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625861712] [2024-11-14 10:20:01,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625861712] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:01,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [16166434] [2024-11-14 10:20:01,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:01,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:01,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 2151 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:20:01,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:03,935 INFO L134 CoverageAnalysis]: Checked inductivity of 3310 backedges. 1727 proven. 855 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2024-11-14 10:20:03,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [16166434] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:03,935 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:03,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:20:04,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:20:04,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:04,091 INFO L85 PathProgramCache]: Analyzing trace with hash -800665823, now seen corresponding path program 1 times [2024-11-14 10:20:04,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:04,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459991863] [2024-11-14 10:20:04,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:04,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 318 proven. 1927 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2024-11-14 10:20:08,051 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:08,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459991863] [2024-11-14 10:20:08,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459991863] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:08,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [856792108] [2024-11-14 10:20:08,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:08,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:08,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 2284 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:20:08,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:10,644 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 1390 proven. 855 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2024-11-14 10:20:10,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [856792108] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:10,644 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:10,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:20:10,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:10,705 INFO L85 PathProgramCache]: Analyzing trace with hash -677417301, now seen corresponding path program 1 times [2024-11-14 10:20:10,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:10,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586446876] [2024-11-14 10:20:10,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:10,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:10,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:14,652 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 235 proven. 1855 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2024-11-14 10:20:14,652 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:14,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586446876] [2024-11-14 10:20:14,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586446876] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:14,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [683471083] [2024-11-14 10:20:14,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:14,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:14,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 2314 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:20:14,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3330 backedges. 1235 proven. 855 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2024-11-14 10:20:16,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [683471083] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:16,980 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:16,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:20:17,064 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 28 treesize of output 12 [2024-11-14 10:20:17,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:17,148 INFO L85 PathProgramCache]: Analyzing trace with hash 86220234, now seen corresponding path program 1 times [2024-11-14 10:20:17,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:17,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593264386] [2024-11-14 10:20:17,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:17,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:19,854 INFO L134 CoverageAnalysis]: Checked inductivity of 3333 backedges. 28 proven. 329 refuted. 0 times theorem prover too weak. 2976 trivial. 0 not checked. [2024-11-14 10:20:19,855 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:19,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593264386] [2024-11-14 10:20:19,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593264386] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:19,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [896699153] [2024-11-14 10:20:19,855 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:19,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:20,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 2327 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:20:20,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3333 backedges. 60 proven. 297 refuted. 0 times theorem prover too weak. 2976 trivial. 0 not checked. [2024-11-14 10:20:21,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [896699153] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:21,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:21,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:20:21,585 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:20:21,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:20:27,407 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:27,407 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:27,407 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:27,407 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:27,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:27,408 INFO L85 PathProgramCache]: Analyzing trace with hash 946708139, now seen corresponding path program 1 times [2024-11-14 10:20:27,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:27,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842607717] [2024-11-14 10:20:27,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:27,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:31,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 162 proven. 1749 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 10:20:31,637 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:31,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842607717] [2024-11-14 10:20:31,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842607717] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:31,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1877069997] [2024-11-14 10:20:31,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:31,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:31,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 2390 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:20:31,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:34,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 1056 proven. 855 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 10:20:34,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1877069997] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:34,195 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:34,195 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:20:34,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:34,196 INFO L85 PathProgramCache]: Analyzing trace with hash 578520230, now seen corresponding path program 11 times [2024-11-14 10:20:34,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:20:34,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192290386] [2024-11-14 10:20:34,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:34,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:38,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 65 proven. 1395 refuted. 0 times theorem prover too weak. 1882 trivial. 0 not checked. [2024-11-14 10:20:38,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:20:38,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192290386] [2024-11-14 10:20:38,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192290386] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:38,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739984987] [2024-11-14 10:20:38,213 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:20:38,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:20:38,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:20:38,215 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:20:38,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-14 10:28:08,297 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2024-11-14 10:28:08,297 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:28:08,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 2470 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-14 10:28:08,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:28:10,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 1846 proven. 855 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-14 10:28:10,466 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:28:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 3342 backedges. 1597 proven. 1104 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2024-11-14 10:28:12,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739984987] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:28:12,804 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:28:12,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 52, 52] total 148 [2024-11-14 10:28:12,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930582089] [2024-11-14 10:28:12,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:28:12,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 148 states [2024-11-14 10:28:12,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:28:12,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 148 interpolants. [2024-11-14 10:28:12,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2999, Invalid=18757, Unknown=0, NotChecked=0, Total=21756 [2024-11-14 10:28:12,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:28:12,813 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:28:12,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 148 states, 148 states have (on average 8.297297297297296) internal successors, (1228), 148 states have internal predecessors, (1228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-11-14 10:28:12,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:28:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:28:15,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-11-14 10:28:15,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-11-14 10:28:15,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-14 10:28:15,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable92,SelfDestructingSolverStorable93,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,SelfDestructingSolverStorable99,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103,SelfDestructingSolverStorable80,SelfDestructingSolverStorable81,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-11-14 10:28:15,420 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:28:15,705 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:28:15,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:28:30,145 WARN L286 SmtUtils]: Spent 10.28s on a formula simplification. DAG size of input: 35 DAG size of output: 32 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:28:30,150 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_31 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:30,151 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_In_37 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:30,151 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:30,151 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:30,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:28:30,151 INFO L85 PathProgramCache]: Analyzing trace with hash 502896768, now seen corresponding path program 1 times [2024-11-14 10:28:30,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:28:30,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427295111] [2024-11-14 10:28:30,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:28:30,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:28:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:28:30,440 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:28:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:28:30,746 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:28:31,023 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:28:31,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:28:32,784 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:32,784 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:32,784 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_37 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:32,785 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_38 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:32,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:28:32,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1120454424, now seen corresponding path program 1 times [2024-11-14 10:28:32,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:28:32,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302380393] [2024-11-14 10:28:32,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:28:32,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:28:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:28:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 196 proven. 717 refuted. 0 times theorem prover too weak. 1277 trivial. 0 not checked. [2024-11-14 10:28:34,240 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:28:34,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302380393] [2024-11-14 10:28:34,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302380393] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:28:34,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1022906753] [2024-11-14 10:28:34,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:28:34,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:28:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:28:34,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:28:34,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:28:35,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 616 proven. 297 refuted. 0 times theorem prover too weak. 1277 trivial. 0 not checked. [2024-11-14 10:28:35,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1022906753] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:28:35,267 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:28:35,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:28:35,550 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:28:35,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:28:36,518 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:36,519 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:36,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:28:36,520 INFO L85 PathProgramCache]: Analyzing trace with hash -2094903304, now seen corresponding path program 1 times [2024-11-14 10:28:36,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:28:36,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356605995] [2024-11-14 10:28:36,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:28:36,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:28:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:28:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 2345 backedges. 209 proven. 712 refuted. 0 times theorem prover too weak. 1424 trivial. 0 not checked. [2024-11-14 10:28:38,058 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:28:38,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356605995] [2024-11-14 10:28:38,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356605995] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:28:38,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1266199838] [2024-11-14 10:28:38,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:28:38,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:28:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:28:38,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 1578 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:28:38,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:28:39,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2345 backedges. 624 proven. 297 refuted. 0 times theorem prover too weak. 1424 trivial. 0 not checked. [2024-11-14 10:28:39,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1266199838] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:28:39,117 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:28:39,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:28:39,378 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:28:39,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:28:44,869 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:44,869 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:44,869 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:44,869 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:28:44,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:28:44,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1750183033, now seen corresponding path program 1 times [2024-11-14 10:28:44,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:28:44,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314566881] [2024-11-14 10:28:44,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:28:44,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:28:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:28:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2535 backedges. 1024 proven. 1214 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-14 10:28:47,695 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:28:47,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314566881] [2024-11-14 10:28:47,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314566881] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:28:47,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [837702237] [2024-11-14 10:28:47,695 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:28:47,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:28:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:28:47,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 1660 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:28:47,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:28:50,167 INFO L134 CoverageAnalysis]: Checked inductivity of 2535 backedges. 1133 proven. 1105 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-14 10:28:50,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [837702237] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:28:50,167 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:28:50,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:28:50,440 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:28:50,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:29:01,603 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:01,604 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_37 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:01,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:01,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1759033790, now seen corresponding path program 1 times [2024-11-14 10:29:01,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:01,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204221616] [2024-11-14 10:29:01,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:01,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2750 backedges. 1074 proven. 1369 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2024-11-14 10:29:04,653 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:29:04,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204221616] [2024-11-14 10:29:04,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204221616] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:04,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [721789462] [2024-11-14 10:29:04,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:04,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:04,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 1742 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:29:04,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:29:07,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2750 backedges. 1338 proven. 1105 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2024-11-14 10:29:07,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [721789462] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:07,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:29:07,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:29:07,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:07,156 INFO L85 PathProgramCache]: Analyzing trace with hash -71328440, now seen corresponding path program 1 times [2024-11-14 10:29:07,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:07,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450994853] [2024-11-14 10:29:07,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:07,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:10,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3524 backedges. 1056 proven. 2015 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:29:10,962 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:29:10,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450994853] [2024-11-14 10:29:10,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450994853] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:10,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1616981269] [2024-11-14 10:29:10,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:10,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:11,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:11,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 2046 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:29:11,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:29:13,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3524 backedges. 1966 proven. 1105 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:29:13,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1616981269] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:13,481 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:29:13,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:29:13,736 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:29:13,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:29:18,553 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:18,553 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:18,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:18,554 INFO L85 PathProgramCache]: Analyzing trace with hash -889173561, now seen corresponding path program 1 times [2024-11-14 10:29:18,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:18,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32610183] [2024-11-14 10:29:18,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:18,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 1067 proven. 2015 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:29:22,587 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:29:22,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32610183] [2024-11-14 10:29:22,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32610183] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:22,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1762918153] [2024-11-14 10:29:22,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:22,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:22,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 2069 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:29:22,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:29:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3535 backedges. 1977 proven. 1105 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2024-11-14 10:29:25,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1762918153] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:25,509 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:29:25,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:29:25,815 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:29:25,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:29:31,699 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:31,699 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_37 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:31,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:31,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1470807698, now seen corresponding path program 1 times [2024-11-14 10:29:31,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:31,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955525574] [2024-11-14 10:29:31,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:31,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:35,762 INFO L134 CoverageAnalysis]: Checked inductivity of 3560 backedges. 703 proven. 2205 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-14 10:29:35,762 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:29:35,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955525574] [2024-11-14 10:29:35,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955525574] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:35,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1992150435] [2024-11-14 10:29:35,762 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:35,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:36,019 INFO L256 TraceCheckSpWp]: Trace formula consists of 2179 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:29:36,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:29:38,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3560 backedges. 1803 proven. 1105 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-14 10:29:38,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1992150435] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:38,726 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:29:38,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:29:38,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2024-11-14 10:29:38,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:38,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1761442995, now seen corresponding path program 1 times [2024-11-14 10:29:38,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:38,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400392601] [2024-11-14 10:29:38,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:38,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:43,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3580 backedges. 445 proven. 2216 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2024-11-14 10:29:43,067 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:29:43,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400392601] [2024-11-14 10:29:43,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400392601] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:43,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [942294774] [2024-11-14 10:29:43,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:43,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 2312 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:29:43,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:29:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3580 backedges. 1556 proven. 1105 refuted. 0 times theorem prover too weak. 919 trivial. 0 not checked. [2024-11-14 10:29:45,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [942294774] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:45,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:29:45,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:29:45,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:45,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1151991073, now seen corresponding path program 1 times [2024-11-14 10:29:45,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:45,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995216973] [2024-11-14 10:29:45,649 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:45,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:50,112 INFO L134 CoverageAnalysis]: Checked inductivity of 3580 backedges. 358 proven. 2167 refuted. 0 times theorem prover too weak. 1055 trivial. 0 not checked. [2024-11-14 10:29:50,112 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:29:50,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995216973] [2024-11-14 10:29:50,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995216973] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:50,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [621204146] [2024-11-14 10:29:50,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:50,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:50,382 INFO L256 TraceCheckSpWp]: Trace formula consists of 2342 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:29:50,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:29:52,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3580 backedges. 1420 proven. 1105 refuted. 0 times theorem prover too weak. 1055 trivial. 0 not checked. [2024-11-14 10:29:52,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [621204146] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:52,936 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:29:52,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:29:53,041 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 28 treesize of output 12 [2024-11-14 10:29:53,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:53,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1454725440, now seen corresponding path program 1 times [2024-11-14 10:29:53,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:53,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214465383] [2024-11-14 10:29:53,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:53,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:55,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3583 backedges. 28 proven. 329 refuted. 0 times theorem prover too weak. 3226 trivial. 0 not checked. [2024-11-14 10:29:55,966 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:29:55,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214465383] [2024-11-14 10:29:55,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214465383] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:55,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2123936630] [2024-11-14 10:29:55,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:55,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:29:56,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 2355 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:29:56,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:29:57,542 INFO L134 CoverageAnalysis]: Checked inductivity of 3583 backedges. 60 proven. 297 refuted. 0 times theorem prover too weak. 3226 trivial. 0 not checked. [2024-11-14 10:29:57,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2123936630] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:29:57,543 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:29:57,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:29:57,905 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:29:57,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:29:59,583 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.offset_In_45 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:59,583 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_47 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:59,583 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_41 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:59,583 WARN L331 ript$VariableManager]: TermVariable v_~q1~0.base_In_45 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:29:59,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:29:59,584 INFO L85 PathProgramCache]: Analyzing trace with hash 685556641, now seen corresponding path program 1 times [2024-11-14 10:29:59,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:29:59,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028588721] [2024-11-14 10:29:59,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:29:59,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:29:59,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:04,102 INFO L134 CoverageAnalysis]: Checked inductivity of 3592 backedges. 330 proven. 2177 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2024-11-14 10:30:04,102 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:30:04,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028588721] [2024-11-14 10:30:04,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028588721] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:04,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1778938937] [2024-11-14 10:30:04,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:04,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:04,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 2418 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-11-14 10:30:04,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:30:06,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3592 backedges. 1402 proven. 1105 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2024-11-14 10:30:06,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1778938937] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:06,589 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:30:06,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 57] total 109 [2024-11-14 10:30:06,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:30:06,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1163786004, now seen corresponding path program 12 times [2024-11-14 10:30:06,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:30:06,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555005652] [2024-11-14 10:30:06,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:30:06,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:30:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:30:11,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3592 backedges. 162 proven. 1999 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-14 10:30:11,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:30:11,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555005652] [2024-11-14 10:30:11,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555005652] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:30:11,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1642164403] [2024-11-14 10:30:11,132 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:30:11,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:30:11,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:30:11,134 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:30:11,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process Received shutdown request... [2024-11-14 10:30:31,470 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 10:30:31,470 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 10:30:31,472 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 10:30:32,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2024-11-14 10:30:32,670 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forcibly destroying the process [2024-11-14 10:30:32,673 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forcibly destroying the process [2024-11-14 10:30:32,684 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-14 10:30:32,684 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:30:32,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57] total 57 [2024-11-14 10:30:32,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478526506] [2024-11-14 10:30:32,685 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-14 10:30:32,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2024-11-14 10:30:32,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:30:32,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2024-11-14 10:30:32,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 137 [2024-11-14 10:30:32,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=538, Invalid=2654, Unknown=0, NotChecked=0, Total=3192 [2024-11-14 10:30:32,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:32,689 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:30:32,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 57 states have (on average 8.894736842105264) internal successors, (507), 57 states have internal predecessors, (507), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:30:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:32,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-11-14 10:30:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:30:32,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120,SelfDestructingSolverStorable110,SelfDestructingSolverStorable121,SelfDestructingSolverStorable108,SelfDestructingSolverStorable119,SelfDestructingSolverStorable109,SelfDestructingSolverStorable104,SelfDestructingSolverStorable126,SelfDestructingSolverStorable115,SelfDestructingSolverStorable105,SelfDestructingSolverStorable127,SelfDestructingSolverStorable116,SelfDestructingSolverStorable106,SelfDestructingSolverStorable117,SelfDestructingSolverStorable107,SelfDestructingSolverStorable118,SelfDestructingSolverStorable122,SelfDestructingSolverStorable111,SelfDestructingSolverStorable123,SelfDestructingSolverStorable112,SelfDestructingSolverStorable124,SelfDestructingSolverStorable113,SelfDestructingSolverStorable125,SelfDestructingSolverStorable114 [2024-11-14 10:30:32,691 WARN L596 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-11-14 10:30:32,696 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-14 10:30:32,696 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 10:30:32,696 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 10:30:32,696 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 10:30:32,696 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 10:30:32,699 INFO L422 BasicCegarLoop]: Path program histogram: [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 10:30:32,706 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 10:30:32,706 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 10:30:32,708 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2024-11-14 10:30:32,708 INFO L158 Benchmark]: Toolchain (without parser) took 857051.17ms. Allocated memory was 83.9MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 56.7MB in the beginning and 699.2MB in the end (delta: -642.5MB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2024-11-14 10:30:32,709 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:30:32,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.80ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 43.4MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-14 10:30:32,709 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.60ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 41.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:30:32,709 INFO L158 Benchmark]: Boogie Preprocessor took 39.04ms. Allocated memory is still 83.9MB. Free memory was 41.0MB in the beginning and 39.2MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 10:30:32,709 INFO L158 Benchmark]: RCFGBuilder took 681.63ms. Allocated memory is still 83.9MB. Free memory was 39.2MB in the beginning and 29.4MB in the end (delta: 9.9MB). Peak memory consumption was 25.3MB. Max. memory is 8.0GB. [2024-11-14 10:30:32,709 INFO L158 Benchmark]: TraceAbstraction took 856101.65ms. Allocated memory was 83.9MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 28.6MB in the beginning and 699.2MB in the end (delta: -670.6MB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2024-11-14 10:30:32,710 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 179.80ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 43.4MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 44.60ms. Allocated memory is still 83.9MB. Free memory was 43.2MB in the beginning and 41.0MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 39.04ms. Allocated memory is still 83.9MB. Free memory was 41.0MB in the beginning and 39.2MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 681.63ms. Allocated memory is still 83.9MB. Free memory was 39.2MB in the beginning and 29.4MB in the end (delta: 9.9MB). Peak memory consumption was 25.3MB. Max. memory is 8.0GB. * TraceAbstraction took 856101.65ms. Allocated memory was 83.9MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 28.6MB in the beginning and 699.2MB in the end (delta: -670.6MB). Peak memory consumption was 1.7GB. 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: 312625, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 35245, dependent conditional: 35225, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 281197, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 3817, dependent conditional: 3797, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 281197, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 3817, dependent conditional: 3797, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 298506, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 21126, dependent conditional: 21106, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 298506, independent: 277380, independent conditional: 6150, independent unconditional: 271230, dependent: 21126, dependent conditional: 3158, dependent unconditional: 17968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 298506, independent: 277380, independent conditional: 6150, independent unconditional: 271230, dependent: 21126, dependent conditional: 3158, dependent unconditional: 17968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2769, independent: 2680, independent conditional: 13, independent unconditional: 2667, dependent: 89, dependent conditional: 69, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2769, independent: 2661, independent conditional: 0, independent unconditional: 2661, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 108, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 89, dependent conditional: 69, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 89, dependent conditional: 69, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2778, independent: 403, independent conditional: 269, independent unconditional: 134, dependent: 2374, dependent conditional: 1789, dependent unconditional: 585, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 58, Protected Queries: 0 ], Cache Queries: [ total: 298506, independent: 274700, independent conditional: 6137, independent unconditional: 268563, dependent: 21037, dependent conditional: 3089, dependent unconditional: 17948, unknown: 2769, unknown conditional: 82, unknown unconditional: 2687] , Statistics on independence cache: Total cache size (in pairs): 2769, Positive cache size: 2680, Positive conditional cache size: 13, Positive unconditional cache size: 2667, Negative cache size: 89, Negative conditional cache size: 69, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 286198, Maximal queried relation: 4, Independence queries for same thread: 31428, Persistent sets #1 benchmarks: Persistent set computation time: 0.8s, Number of persistent set computation: 886, Number of trivial persistent sets: 529, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3000, independent: 2980, independent conditional: 0, independent unconditional: 2980, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 312625, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 35245, dependent conditional: 35225, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 281197, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 3817, dependent conditional: 3797, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 281197, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 3817, dependent conditional: 3797, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 298506, independent: 277380, independent conditional: 274400, independent unconditional: 2980, dependent: 21126, dependent conditional: 21106, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 298506, independent: 277380, independent conditional: 6150, independent unconditional: 271230, dependent: 21126, dependent conditional: 3158, dependent unconditional: 17968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 298506, independent: 277380, independent conditional: 6150, independent unconditional: 271230, dependent: 21126, dependent conditional: 3158, dependent unconditional: 17968, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2769, independent: 2680, independent conditional: 13, independent unconditional: 2667, dependent: 89, dependent conditional: 69, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2769, independent: 2661, independent conditional: 0, independent unconditional: 2661, dependent: 108, dependent conditional: 0, dependent unconditional: 108, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 108, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 89, dependent conditional: 69, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 108, independent: 19, independent conditional: 13, independent unconditional: 6, dependent: 89, dependent conditional: 69, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2778, independent: 403, independent conditional: 269, independent unconditional: 134, dependent: 2374, dependent conditional: 1789, dependent unconditional: 585, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 58, Protected Queries: 0 ], Cache Queries: [ total: 298506, independent: 274700, independent conditional: 6137, independent unconditional: 268563, dependent: 21037, dependent conditional: 3089, dependent unconditional: 17948, unknown: 2769, unknown conditional: 82, unknown unconditional: 2687] , Statistics on independence cache: Total cache size (in pairs): 2769, Positive cache size: 2680, Positive conditional cache size: 13, Positive unconditional cache size: 2667, Negative cache size: 89, Negative conditional cache size: 69, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 286198, Maximal queried relation: 4, Independence queries for same thread: 31428 - TimeoutResultAtElement [Line: 154]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 147]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 145]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 144]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 146]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 264 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 855.9s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 12, EmptinessCheckTime: 17.1s, 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: 483, 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: 0.7s SsaConstructionTime, 452.4s SatisfiabilityAnalysisTime, 38.7s InterpolantComputationTime, 12067 NumberOfCodeBlocks, 11475 NumberOfCodeBlocksAsserted, 59 NumberOfCheckSat, 16167 ConstructedInterpolants, 737 QuantifiedInterpolants, 71782 SizeOfPredicates, 177 NumberOfNonLiveVariables, 11271 ConjunctsInSsa, 252 ConjunctsInUnsatCore, 33 InterpolantComputations, 6 PerfectInterpolantSequences, 18563/27101 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: 320.8s, ConditionCalculationTime: 155.4s, CommutingCounterexamples: 0, ConditionCalculations: 1009, TraceChecks: 58, UnknownTraceChecks: 0, ImperfectProofs: 55, QuantifiedConditions: 0, FalseConditions: 0 - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2024-11-14 10:30:32,725 ERROR L418 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Exception during sending of exit command (exit): Stream Closed