/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 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 06:57:11,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 06:57:11,860 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 06:57:11,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 06:57:11,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 06:57:11,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 06:57:11,892 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 06:57:11,893 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 06:57:11,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 06:57:11,893 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 06:57:11,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 06:57:11,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 06:57:11,893 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 06:57:11,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 06:57:11,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 06:57:11,894 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 06:57:11,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 06:57:11,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 06:57:11,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 06:57:11,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 06:57:11,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 06:57:11,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 06:57:11,895 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 06:57:11,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 06:57:11,895 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 06:57:11,895 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 06:57:11,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 06:57:11,896 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 06:57:11,897 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 06:57:11,897 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 06:57:11,897 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 06:57:11,897 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 [2024-11-14 06:57:12,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 06:57:12,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 06:57:12,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 06:57:12,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 06:57:12,177 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 06:57:12,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-11-14 06:57:13,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 06:57:13,684 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 06:57:13,684 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt.wvr.c [2024-11-14 06:57:13,691 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/dd27c33d1/37a2890e259543eab989747482cc86e8/FLAG0f37839b1 [2024-11-14 06:57:14,038 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/dd27c33d1/37a2890e259543eab989747482cc86e8 [2024-11-14 06:57:14,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 06:57:14,041 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 06:57:14,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 06:57:14,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 06:57:14,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 06:57:14,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd8ae76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14, skipping insertion in model container [2024-11-14 06:57:14,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,060 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 06:57:14,240 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-alt.wvr.c[4345,4358] [2024-11-14 06:57:14,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 06:57:14,268 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 06:57:14,299 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-alt.wvr.c[4345,4358] [2024-11-14 06:57:14,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 06:57:14,321 INFO L204 MainTranslator]: Completed translation [2024-11-14 06:57:14,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14 WrapperNode [2024-11-14 06:57:14,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 06:57:14,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 06:57:14,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 06:57:14,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 06:57:14,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,375 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 305 [2024-11-14 06:57:14,376 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 06:57:14,376 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 06:57:14,376 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 06:57:14,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 06:57:14,384 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,406 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,408 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 06:57:14,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 06:57:14,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 06:57:14,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 06:57:14,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (1/1) ... [2024-11-14 06:57:14,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 06:57:14,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:57:14,444 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 06:57:14,447 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 06:57:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 06:57:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 06:57:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 06:57:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 06:57:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 06:57:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 06:57:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 06:57:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 06:57:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 06:57:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 06:57:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 06:57:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 06:57:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 06:57:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 06:57:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 06:57:14,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 06:57:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 06:57:14,465 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 06:57:14,571 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 06:57:14,576 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 06:57:14,995 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 06:57:14,995 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 06:57:15,170 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 06:57:15,171 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 06:57:15,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 06:57:15 BoogieIcfgContainer [2024-11-14 06:57:15,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 06:57:15,174 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 06:57:15,174 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 06:57:15,179 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 06:57:15,179 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 06:57:14" (1/3) ... [2024-11-14 06:57:15,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e7f56db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 06:57:15, skipping insertion in model container [2024-11-14 06:57:15,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:57:14" (2/3) ... [2024-11-14 06:57:15,180 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e7f56db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 06:57:15, skipping insertion in model container [2024-11-14 06:57:15,180 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 06:57:15" (3/3) ... [2024-11-14 06:57:15,181 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2024-11-14 06:57:15,194 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 06:57:15,196 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-buffer-mult-alt.wvr.c that has 5 procedures, 226 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 06:57:15,196 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 06:57:15,304 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 06:57:15,358 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 06:57:15,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 06:57:15,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:57:15,361 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 06:57:15,363 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 06:57:15,444 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 06:57:15,455 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 06:57:15,462 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;@67d4583a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 06:57:15,462 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 06:57:16,946 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 06:57:16,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:16,951 INFO L85 PathProgramCache]: Analyzing trace with hash 2076000304, now seen corresponding path program 1 times [2024-11-14 06:57:16,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:57:16,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613088845] [2024-11-14 06:57:16,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:16,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:17,432 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 06:57:17,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:57:17,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613088845] [2024-11-14 06:57:17,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613088845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 06:57:17,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 06:57:17,436 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 06:57:17,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897009078] [2024-11-14 06:57:17,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 06:57:17,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 06:57:17,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:57:17,461 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 06:57:17,462 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 06:57:17,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:17,464 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:57:17,465 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 06:57:17,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:17,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:17,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 06:57:17,568 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 06:57:17,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:17,569 INFO L85 PathProgramCache]: Analyzing trace with hash 2139440040, now seen corresponding path program 1 times [2024-11-14 06:57:17,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:57:17,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225915451] [2024-11-14 06:57:17,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:17,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:18,560 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 06:57:18,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:57:18,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225915451] [2024-11-14 06:57:18,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225915451] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 06:57:18,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 06:57:18,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 06:57:18,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567447293] [2024-11-14 06:57:18,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 06:57:18,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 06:57:18,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:57:18,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 06:57:18,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 06:57:18,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:18,569 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:57:18,569 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 06:57:18,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:18,569 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:18,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:18,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:18,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 06:57:18,787 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 06:57:18,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:18,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1109562591, now seen corresponding path program 1 times [2024-11-14 06:57:18,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:57:18,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757863599] [2024-11-14 06:57:18,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:18,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:19,491 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 06:57:19,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:57:19,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757863599] [2024-11-14 06:57:19,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757863599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 06:57:19,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 06:57:19,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 06:57:19,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285812418] [2024-11-14 06:57:19,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 06:57:19,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 06:57:19,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:57:19,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 06:57:19,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 06:57:19,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:19,494 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:57:19,494 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 06:57:19,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:19,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:19,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:19,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:19,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:19,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:19,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 06:57:19,695 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 06:57:19,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:19,696 INFO L85 PathProgramCache]: Analyzing trace with hash 948840423, now seen corresponding path program 1 times [2024-11-14 06:57:19,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:57:19,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796897722] [2024-11-14 06:57:19,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:19,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:19,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:20,631 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 06:57:20,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:57:20,631 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796897722] [2024-11-14 06:57:20,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796897722] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:20,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784475237] [2024-11-14 06:57:20,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:20,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:57:20,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:57:20,636 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 06:57:20,637 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 06:57:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:20,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 06:57:20,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:21,293 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 06:57:21,294 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 06:57:21,734 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 06:57:21,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784475237] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 06:57:21,735 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 06:57:21,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-11-14 06:57:21,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493478051] [2024-11-14 06:57:21,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 06:57:21,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 06:57:21,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:57:21,737 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 06:57:21,737 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-11-14 06:57:21,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:21,737 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:57:21,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 19.272727272727273) internal successors, (424), 22 states have internal predecessors, (424), 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 06:57:21,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:21,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:21,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:21,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:22,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:22,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:57:22,452 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 06:57:22,631 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 06:57:22,632 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 06:57:22,820 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 06:57:22,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:22,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1182559400, now seen corresponding path program 1 times [2024-11-14 06:57:22,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:22,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110435291] [2024-11-14 06:57:22,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:22,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:23,406 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 06:57:23,406 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:23,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110435291] [2024-11-14 06:57:23,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110435291] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:23,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2108711784] [2024-11-14 06:57:23,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:23,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:23,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:23,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:23,877 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 06:57:23,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2108711784] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:23,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:23,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 06:57:23,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:23,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1793476109, now seen corresponding path program 1 times [2024-11-14 06:57:23,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:23,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432901193] [2024-11-14 06:57:23,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:23,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:24,507 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 06:57:24,507 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:24,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432901193] [2024-11-14 06:57:24,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432901193] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:24,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [300092356] [2024-11-14 06:57:24,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:24,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:24,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:24,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:24,981 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 06:57:24,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [300092356] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:24,981 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:24,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 06:57:25,246 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:57:25,246 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 06:57:29,498 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:29,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:29,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1208347746, now seen corresponding path program 1 times [2024-11-14 06:57:29,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:29,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856869731] [2024-11-14 06:57:29,499 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:29,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:29,972 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 06:57:29,972 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:29,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856869731] [2024-11-14 06:57:29,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856869731] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:29,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1895936441] [2024-11-14 06:57:29,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:30,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:30,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:30,440 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 06:57:30,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1895936441] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:30,441 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:30,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 06:57:30,606 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 06:57:30,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:30,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1072193137, now seen corresponding path program 1 times [2024-11-14 06:57:30,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:30,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42619591] [2024-11-14 06:57:30,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:30,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:31,222 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 06:57:31,223 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:31,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42619591] [2024-11-14 06:57:31,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42619591] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:31,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1567632460] [2024-11-14 06:57:31,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:31,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:31,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:31,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:31,739 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 06:57:31,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1567632460] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:31,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:31,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 06:57:32,059 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:57:32,059 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 06:57:33,789 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:33,790 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:33,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:33,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1856338238, now seen corresponding path program 1 times [2024-11-14 06:57:33,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:33,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216238384] [2024-11-14 06:57:33,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:34,368 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 06:57:34,368 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:34,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216238384] [2024-11-14 06:57:34,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216238384] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:34,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1272358493] [2024-11-14 06:57:34,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:34,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:34,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:34,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:34,851 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 06:57:34,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1272358493] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:34,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:34,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 06:57:34,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:34,853 INFO L85 PathProgramCache]: Analyzing trace with hash 741674790, now seen corresponding path program 2 times [2024-11-14 06:57:34,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:57:34,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842221045] [2024-11-14 06:57:34,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:34,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:35,538 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 06:57:35,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:57:35,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842221045] [2024-11-14 06:57:35,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842221045] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:35,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754922281] [2024-11-14 06:57:35,539 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 06:57:35,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:57:35,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:57:35,542 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 06:57:35,542 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 06:57:35,804 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 06:57:35,804 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 06:57:35,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 06:57:35,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:36,117 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 06:57:36,117 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 06:57:36,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754922281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 06:57:36,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 06:57:36,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [12] total 22 [2024-11-14 06:57:36,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157386801] [2024-11-14 06:57:36,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 06:57:36,118 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 06:57:36,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:57:36,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 06:57:36,120 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2024-11-14 06:57:36,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:36,120 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:57:36,120 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.0) internal successors, (264), 12 states have internal predecessors, (264), 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 06:57:36,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:36,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:36,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:36,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:57:36,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:36,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:36,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:36,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:36,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:57:36,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:57:36,554 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 06:57:36,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:57:36,737 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 06:57:36,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:36,738 INFO L85 PathProgramCache]: Analyzing trace with hash 2098321380, now seen corresponding path program 3 times [2024-11-14 06:57:36,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:57:36,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688001660] [2024-11-14 06:57:36,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:36,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:37,513 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 06:57:37,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:57:37,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688001660] [2024-11-14 06:57:37,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688001660] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:37,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368647586] [2024-11-14 06:57:37,514 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 06:57:37,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:57:37,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:57:37,517 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 06:57:37,518 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 06:57:37,936 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-11-14 06:57:37,937 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 06:57:37,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:37,947 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 06:57:38,305 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 06:57:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-14 06:57:38,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368647586] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 06:57:38,684 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 06:57:38,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 28 [2024-11-14 06:57:38,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957242791] [2024-11-14 06:57:38,684 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 06:57:38,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-11-14 06:57:38,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:57:38,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-11-14 06:57:38,687 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=611, Unknown=0, NotChecked=0, Total=756 [2024-11-14 06:57:38,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:38,687 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:57:38,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 12.785714285714286) internal successors, (358), 28 states have internal predecessors, (358), 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 06:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:57:38,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:39,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:39,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:39,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:39,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:57:39,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:57:39,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:57:39,201 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 06:57:39,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:57:39,383 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 06:57:39,684 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:57:39,685 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 06:57:41,434 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:41,434 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:41,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:41,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1775371942, now seen corresponding path program 1 times [2024-11-14 06:57:41,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:41,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164464268] [2024-11-14 06:57:41,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:41,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:41,997 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 8 proven. 33 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 06:57:41,998 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:41,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164464268] [2024-11-14 06:57:41,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164464268] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:41,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [485332862] [2024-11-14 06:57:41,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:41,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:42,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 06:57:42,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:42,484 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 27 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 06:57:42,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [485332862] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:42,484 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:42,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 06:57:42,616 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 06:57:42,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:42,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1490996020, now seen corresponding path program 1 times [2024-11-14 06:57:42,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:42,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63384666] [2024-11-14 06:57:42,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:42,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:43,378 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-14 06:57:43,379 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:43,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63384666] [2024-11-14 06:57:43,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63384666] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:43,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [182813462] [2024-11-14 06:57:43,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:43,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:43,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 06:57:43,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 34 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2024-11-14 06:57:43,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [182813462] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:43,891 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:43,891 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 06:57:43,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:43,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1402114631, now seen corresponding path program 1 times [2024-11-14 06:57:43,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:43,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36684538] [2024-11-14 06:57:43,953 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:43,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:44,473 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 06:57:44,473 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:44,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36684538] [2024-11-14 06:57:44,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36684538] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:44,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1184245145] [2024-11-14 06:57:44,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:44,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:44,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:44,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 817 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:44,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 06:57:44,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1184245145] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:44,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:44,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 06:57:45,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:57:45,145 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 06:57:46,869 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:46,870 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:46,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:46,871 INFO L85 PathProgramCache]: Analyzing trace with hash -436960242, now seen corresponding path program 1 times [2024-11-14 06:57:46,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:46,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704901650] [2024-11-14 06:57:46,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:46,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 06:57:47,363 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:47,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704901650] [2024-11-14 06:57:47,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704901650] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:47,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [34533907] [2024-11-14 06:57:47,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:47,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:47,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 06:57:47,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:47,780 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-14 06:57:47,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [34533907] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:47,781 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:47,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 06:57:47,877 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 06:57:47,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:47,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1812708903, now seen corresponding path program 1 times [2024-11-14 06:57:47,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:47,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506163769] [2024-11-14 06:57:47,913 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:47,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 06:57:48,529 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:48,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506163769] [2024-11-14 06:57:48,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506163769] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:48,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1430565933] [2024-11-14 06:57:48,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:48,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:48,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 06:57:48,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:49,095 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 06:57:49,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1430565933] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:49,096 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:49,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 06:57:49,382 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:57:49,383 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 06:57:50,008 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:50,008 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_9 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:50,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:50,009 INFO L85 PathProgramCache]: Analyzing trace with hash 936963032, now seen corresponding path program 1 times [2024-11-14 06:57:50,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:50,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668157590] [2024-11-14 06:57:50,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:50,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:50,688 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 06:57:50,688 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:50,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668157590] [2024-11-14 06:57:50,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668157590] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:50,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [622934587] [2024-11-14 06:57:50,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:50,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:50,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 06:57:50,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:51,200 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 06:57:51,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [622934587] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:51,201 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:57:51,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 06:57:51,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:51,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1128712212, now seen corresponding path program 4 times [2024-11-14 06:57:51,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:57:51,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224090770] [2024-11-14 06:57:51,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:51,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:51,938 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-14 06:57:51,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:57:51,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224090770] [2024-11-14 06:57:51,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224090770] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:51,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [902969058] [2024-11-14 06:57:51,939 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 06:57:51,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:57:51,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:57:51,941 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 06:57:51,941 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 06:57:52,172 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 06:57:52,172 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 06:57:52,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 06:57:52,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:57:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 95 proven. 10 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 06:57:53,886 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 06:57:55,058 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 06:57:55,058 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 06:57:55,409 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 46 proven. 59 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 06:57:55,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [902969058] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 06:57:55,409 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 06:57:55,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 17] total 45 [2024-11-14 06:57:55,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931595382] [2024-11-14 06:57:55,410 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 06:57:55,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2024-11-14 06:57:55,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:57:55,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2024-11-14 06:57:55,413 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1684, Unknown=0, NotChecked=0, Total=1980 [2024-11-14 06:57:55,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:55,413 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:57:55,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 15.866666666666667) internal successors, (714), 45 states have internal predecessors, (714), 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 06:57:55,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:55,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:55,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:55,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:57:55,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:57:55,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:57:55,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:57:56,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:57:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:57:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:57:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:57:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:57:56,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-14 06:57:56,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable16,SelfDestructingSolverStorable27,SelfDestructingSolverStorable17,SelfDestructingSolverStorable28 [2024-11-14 06:57:56,887 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 06:57:57,159 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:57:57,159 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 06:57:57,928 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:57,929 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:57:57,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:57,929 INFO L85 PathProgramCache]: Analyzing trace with hash -859571361, now seen corresponding path program 1 times [2024-11-14 06:57:57,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:57,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555313253] [2024-11-14 06:57:57,929 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:57,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:57:58,257 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 06:57:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:57:58,597 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 06:57:58,787 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 06:57:58,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:57:58,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1566908723, now seen corresponding path program 1 times [2024-11-14 06:57:58,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:57:58,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004751507] [2024-11-14 06:57:58,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:58,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:59,796 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 52 proven. 128 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 06:57:59,796 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:57:59,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004751507] [2024-11-14 06:57:59,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004751507] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:57:59,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [350598721] [2024-11-14 06:57:59,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:57:59,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:57:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:57:59,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 06:57:59,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:00,574 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 95 proven. 85 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 06:58:00,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [350598721] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:00,574 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:00,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 06:58:00,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:00,631 INFO L85 PathProgramCache]: Analyzing trace with hash 738247678, now seen corresponding path program 1 times [2024-11-14 06:58:00,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:00,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698127205] [2024-11-14 06:58:00,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:00,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 52 proven. 128 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 06:58:01,375 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:01,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698127205] [2024-11-14 06:58:01,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698127205] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:01,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2009543636] [2024-11-14 06:58:01,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:01,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:01,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 06:58:01,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 95 proven. 85 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 06:58:02,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2009543636] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:02,259 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:02,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 06:58:02,478 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:02,478 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 06:58:04,026 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:04,026 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:04,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:04,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1452017837, now seen corresponding path program 1 times [2024-11-14 06:58:04,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:04,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976131220] [2024-11-14 06:58:04,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:04,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:04,631 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 52 proven. 128 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 06:58:04,632 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:04,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976131220] [2024-11-14 06:58:04,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976131220] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:04,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2022367533] [2024-11-14 06:58:04,632 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:04,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:04,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 895 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 06:58:04,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 95 proven. 85 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 06:58:05,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2022367533] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:05,312 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:05,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 06:58:05,407 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 06:58:05,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:05,446 INFO L85 PathProgramCache]: Analyzing trace with hash -88661978, now seen corresponding path program 1 times [2024-11-14 06:58:05,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:05,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826927951] [2024-11-14 06:58:05,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:05,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:06,405 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 06:58:06,406 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:06,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826927951] [2024-11-14 06:58:06,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826927951] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:06,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1623683939] [2024-11-14 06:58:06,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:06,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:06,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 981 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 06:58:06,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:07,119 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 25 proven. 85 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 06:58:07,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1623683939] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:07,119 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:07,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 06:58:07,343 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:07,343 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 06:58:07,950 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:07,950 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:07,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:07,951 INFO L85 PathProgramCache]: Analyzing trace with hash -814939171, now seen corresponding path program 1 times [2024-11-14 06:58:07,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:07,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818983061] [2024-11-14 06:58:07,951 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:07,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 06:58:08,816 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:08,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818983061] [2024-11-14 06:58:08,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818983061] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:08,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1770348644] [2024-11-14 06:58:08,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:08,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:08,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 06:58:08,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 25 proven. 85 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-14 06:58:09,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1770348644] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:09,580 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:09,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 06:58:09,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:09,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1656242969, now seen corresponding path program 5 times [2024-11-14 06:58:09,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:58:09,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367878225] [2024-11-14 06:58:09,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:09,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:10,360 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-14 06:58:10,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:58:10,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367878225] [2024-11-14 06:58:10,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367878225] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:10,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488693967] [2024-11-14 06:58:10,361 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 06:58:10,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:58:10,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:58:10,362 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 06:58:10,363 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 06:58:10,844 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-11-14 06:58:10,844 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 06:58:10,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-14 06:58:10,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 95 proven. 52 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 06:58:11,424 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 06:58:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 60 proven. 87 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-14 06:58:11,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488693967] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 06:58:11,998 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 06:58:11,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19, 19] total 55 [2024-11-14 06:58:11,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584470980] [2024-11-14 06:58:11,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 06:58:12,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-14 06:58:12,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:58:12,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-14 06:58:12,002 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=2619, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 06:58:12,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:12,003 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:58:12,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 12.381818181818181) internal successors, (681), 55 states have internal predecessors, (681), 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 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:58:12,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:58:13,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:58:13,396 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 06:58:13,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable29,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-11-14 06:58:13,576 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 06:58:13,779 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:13,779 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 06:58:15,193 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:15,193 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:15,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:15,194 INFO L85 PathProgramCache]: Analyzing trace with hash -585384694, now seen corresponding path program 1 times [2024-11-14 06:58:15,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:15,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116506622] [2024-11-14 06:58:15,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:15,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:58:15,369 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 06:58:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:58:15,594 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 06:58:15,728 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 06:58:15,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:15,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1247788876, now seen corresponding path program 1 times [2024-11-14 06:58:15,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:15,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722835371] [2024-11-14 06:58:15,785 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:15,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:16,601 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 73 proven. 148 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:16,602 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:16,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722835371] [2024-11-14 06:58:16,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722835371] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:16,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [361695383] [2024-11-14 06:58:16,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:16,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:16,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 895 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:16,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:17,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [361695383] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:17,567 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:17,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:17,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:17,625 INFO L85 PathProgramCache]: Analyzing trace with hash -185937303, now seen corresponding path program 1 times [2024-11-14 06:58:17,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:17,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797090222] [2024-11-14 06:58:17,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:17,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:18,337 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 73 proven. 148 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:18,337 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:18,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797090222] [2024-11-14 06:58:18,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797090222] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:18,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [951741132] [2024-11-14 06:58:18,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:18,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:18,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:18,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:19,236 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:19,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [951741132] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:19,236 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:19,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:19,461 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:19,462 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 06:58:21,597 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_21 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:21,597 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:21,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:21,597 INFO L85 PathProgramCache]: Analyzing trace with hash 842702014, now seen corresponding path program 1 times [2024-11-14 06:58:21,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:21,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645474288] [2024-11-14 06:58:21,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:21,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 73 proven. 148 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:22,466 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:22,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645474288] [2024-11-14 06:58:22,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645474288] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:22,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1557368069] [2024-11-14 06:58:22,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:22,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:22,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:22,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:23,311 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:23,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1557368069] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:23,311 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:23,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:23,409 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 06:58:23,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:23,443 INFO L85 PathProgramCache]: Analyzing trace with hash 379576895, now seen corresponding path program 1 times [2024-11-14 06:58:23,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:23,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630142864] [2024-11-14 06:58:23,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:23,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-14 06:58:24,178 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:24,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630142864] [2024-11-14 06:58:24,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630142864] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:24,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1152915592] [2024-11-14 06:58:24,179 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:24,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:24,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 1023 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:24,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-14 06:58:25,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1152915592] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:25,046 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:25,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:25,247 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:25,247 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 06:58:27,472 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:27,472 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:27,472 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_19 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:27,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:27,473 INFO L85 PathProgramCache]: Analyzing trace with hash -2018343032, now seen corresponding path program 1 times [2024-11-14 06:58:27,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:27,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700363956] [2024-11-14 06:58:27,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:27,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:27,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-14 06:58:28,251 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:28,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700363956] [2024-11-14 06:58:28,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700363956] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:28,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1997843886] [2024-11-14 06:58:28,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:28,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:28,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 1056 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:28,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:29,168 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 43 proven. 126 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-14 06:58:29,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1997843886] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:29,168 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:29,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:29,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:29,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1342926624, now seen corresponding path program 6 times [2024-11-14 06:58:29,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:58:29,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462382028] [2024-11-14 06:58:29,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:29,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:29,998 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-11-14 06:58:29,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:58:29,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462382028] [2024-11-14 06:58:29,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462382028] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:29,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2030574091] [2024-11-14 06:58:29,999 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 06:58:29,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:58:29,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:58:30,001 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 06:58:30,002 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 06:58:31,213 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-14 06:58:31,214 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 06:58:31,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 06:58:31,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:32,450 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:32,450 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 06:58:33,968 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 63 proven. 158 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-14 06:58:33,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2030574091] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 06:58:33,968 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 06:58:33,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 33, 33] total 83 [2024-11-14 06:58:33,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285751980] [2024-11-14 06:58:33,969 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 06:58:33,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 83 states [2024-11-14 06:58:33,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:58:33,971 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2024-11-14 06:58:33,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1307, Invalid=5499, Unknown=0, NotChecked=0, Total=6806 [2024-11-14 06:58:33,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:33,974 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:58:33,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 83 states, 83 states have (on average 9.409638554216867) internal successors, (781), 83 states have internal predecessors, (781), 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 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:58:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:58:35,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:58:35,438 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 06:58:35,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable41,SelfDestructingSolverStorable52,SelfDestructingSolverStorable42,SelfDestructingSolverStorable43,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-11-14 06:58:35,624 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 06:58:35,827 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:35,827 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 06:58:44,327 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:44,327 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:44,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:44,328 INFO L85 PathProgramCache]: Analyzing trace with hash 894785723, now seen corresponding path program 1 times [2024-11-14 06:58:44,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:44,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470873982] [2024-11-14 06:58:44,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:44,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:58:44,669 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 06:58:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:58:44,982 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 06:58:45,126 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 06:58:45,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:45,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1549596897, now seen corresponding path program 1 times [2024-11-14 06:58:45,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:45,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766543234] [2024-11-14 06:58:45,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:45,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:46,077 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 29 proven. 189 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 06:58:46,078 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:46,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766543234] [2024-11-14 06:58:46,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766543234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:46,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1927364114] [2024-11-14 06:58:46,078 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:46,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:46,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 993 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:46,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 92 proven. 126 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 06:58:46,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1927364114] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:46,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:46,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:46,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:46,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1592998746, now seen corresponding path program 1 times [2024-11-14 06:58:46,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:46,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194417310] [2024-11-14 06:58:46,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:46,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 15 proven. 192 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 06:58:47,615 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:47,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194417310] [2024-11-14 06:58:47,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194417310] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:47,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1356439572] [2024-11-14 06:58:47,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:47,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:47,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 1013 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:47,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 81 proven. 126 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 06:58:48,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1356439572] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:48,331 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:48,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:48,529 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:48,530 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 06:58:50,177 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_13 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:50,177 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:50,178 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:50,178 INFO L85 PathProgramCache]: Analyzing trace with hash 150451887, now seen corresponding path program 1 times [2024-11-14 06:58:50,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:50,178 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249646400] [2024-11-14 06:58:50,178 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:50,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 3 proven. 188 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2024-11-14 06:58:50,894 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:50,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249646400] [2024-11-14 06:58:50,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249646400] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:50,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [493420110] [2024-11-14 06:58:50,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:50,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:50,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:50,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:51,587 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 65 proven. 126 refuted. 0 times theorem prover too weak. 667 trivial. 0 not checked. [2024-11-14 06:58:51,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [493420110] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:51,588 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:51,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:51,682 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 06:58:51,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:51,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1487660562, now seen corresponding path program 1 times [2024-11-14 06:58:51,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:51,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343837874] [2024-11-14 06:58:51,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:51,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:52,503 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:58:52,504 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:52,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343837874] [2024-11-14 06:58:52,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343837874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:52,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [78543069] [2024-11-14 06:58:52,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:52,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:52,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:52,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:53,215 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:58:53,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [78543069] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:53,215 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:53,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:53,422 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:58:53,422 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 06:58:54,859 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:54,859 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:58:54,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:54,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1476112071, now seen corresponding path program 1 times [2024-11-14 06:58:54,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:58:54,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342516974] [2024-11-14 06:58:54,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:54,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:55,708 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:58:55,708 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:58:55,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342516974] [2024-11-14 06:58:55,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342516974] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:55,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [622587785] [2024-11-14 06:58:55,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:55,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:55,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 1154 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:55,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:58:56,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [622587785] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:56,369 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:58:56,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 06:58:56,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:58:56,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1015687905, now seen corresponding path program 7 times [2024-11-14 06:58:56,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:58:56,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856453975] [2024-11-14 06:58:56,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:58:56,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:58:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:57,327 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:58:57,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:58:57,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856453975] [2024-11-14 06:58:57,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856453975] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:58:57,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [722891680] [2024-11-14 06:58:57,328 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 06:58:57,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:58:57,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:58:57,330 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 06:58:57,330 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 06:58:57,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:58:57,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 06:58:57,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:58:58,535 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 95 proven. 126 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 06:58:58,536 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 06:58:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 858 backedges. 39 proven. 182 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 06:58:59,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [722891680] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 06:58:59,273 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 06:58:59,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 64 [2024-11-14 06:58:59,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687104057] [2024-11-14 06:58:59,274 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 06:58:59,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-11-14 06:58:59,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:58:59,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-11-14 06:58:59,277 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=637, Invalid=3395, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 06:58:59,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:59,277 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:58:59,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 9.140625) internal successors, (585), 64 states have internal predecessors, (585), 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 06:58:59,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:58:59,278 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:00,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:00,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:00,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:00,080 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 06:59:00,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable61,SelfDestructingSolverStorable62,SelfDestructingSolverStorable63,SelfDestructingSolverStorable53,SelfDestructingSolverStorable64,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57,SelfDestructingSolverStorable58,SelfDestructingSolverStorable59 [2024-11-14 06:59:00,261 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 06:59:00,486 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:59:00,486 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 06:59:09,408 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:59:09,408 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:59:09,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:09,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1316957499, now seen corresponding path program 1 times [2024-11-14 06:59:09,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:09,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681633827] [2024-11-14 06:59:09,409 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:09,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:59:09,607 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 06:59:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:59:09,804 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 06:59:09,953 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 06:59:10,007 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:10,007 INFO L85 PathProgramCache]: Analyzing trace with hash 157337657, now seen corresponding path program 1 times [2024-11-14 06:59:10,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:10,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375046276] [2024-11-14 06:59:10,007 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:10,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:10,765 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 64 proven. 206 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 06:59:10,765 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:59:10,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375046276] [2024-11-14 06:59:10,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375046276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:10,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [383023835] [2024-11-14 06:59:10,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:10,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:10,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 06:59:10,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:59:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 95 proven. 175 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-11-14 06:59:11,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [383023835] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:11,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:59:11,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 06:59:11,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:11,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1816977252, now seen corresponding path program 1 times [2024-11-14 06:59:11,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:11,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170520456] [2024-11-14 06:59:11,643 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:11,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:11,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 29 proven. 238 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 06:59:12,417 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:59:12,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170520456] [2024-11-14 06:59:12,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170520456] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:12,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1006650055] [2024-11-14 06:59:12,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:12,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:12,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 06:59:12,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:59:13,250 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 92 proven. 175 refuted. 0 times theorem prover too weak. 640 trivial. 0 not checked. [2024-11-14 06:59:13,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1006650055] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:13,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:59:13,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 06:59:13,450 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:59:13,450 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 06:59:15,168 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:59:15,168 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:59:15,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:15,169 INFO L85 PathProgramCache]: Analyzing trace with hash -498474311, now seen corresponding path program 1 times [2024-11-14 06:59:15,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:15,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135007449] [2024-11-14 06:59:15,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:15,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 15 proven. 241 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 06:59:15,974 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:59:15,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135007449] [2024-11-14 06:59:15,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135007449] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:15,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2073198638] [2024-11-14 06:59:15,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:15,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:16,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 1049 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 06:59:16,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:59:16,761 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 81 proven. 175 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2024-11-14 06:59:16,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2073198638] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:16,761 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:59:16,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 06:59:16,865 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 06:59:16,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:16,919 INFO L85 PathProgramCache]: Analyzing trace with hash 501450540, now seen corresponding path program 1 times [2024-11-14 06:59:16,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:16,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784490431] [2024-11-14 06:59:16,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:16,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:17,774 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-11-14 06:59:17,775 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:59:17,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784490431] [2024-11-14 06:59:17,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784490431] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:17,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1093006218] [2024-11-14 06:59:17,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:17,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:17,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 06:59:17,874 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:59:18,615 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 25 proven. 175 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-11-14 06:59:18,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1093006218] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:18,615 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:59:18,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 06:59:18,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:59:18,831 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 06:59:26,168 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_17 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:59:26,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:26,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1090206531, now seen corresponding path program 1 times [2024-11-14 06:59:26,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:26,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380360394] [2024-11-14 06:59:26,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:26,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:27,137 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:59:27,138 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:59:27,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380360394] [2024-11-14 06:59:27,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380360394] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:27,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [377039821] [2024-11-14 06:59:27,138 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:27,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:27,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 1168 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 06:59:27,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:59:27,905 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:59:27,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [377039821] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:27,905 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 06:59:27,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 06:59:27,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:27,906 INFO L85 PathProgramCache]: Analyzing trace with hash -144622103, now seen corresponding path program 8 times [2024-11-14 06:59:27,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:59:27,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967040923] [2024-11-14 06:59:27,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:27,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:28,930 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2024-11-14 06:59:28,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:59:28,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967040923] [2024-11-14 06:59:28,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967040923] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:28,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659879773] [2024-11-14 06:59:28,931 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 06:59:28,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:59:28,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:59:28,933 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 06:59:28,989 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 06:59:29,525 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 06:59:29,526 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 06:59:29,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 1302 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-14 06:59:29,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:59:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 25 proven. 175 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-11-14 06:59:30,419 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 06:59:31,462 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 707 trivial. 0 not checked. [2024-11-14 06:59:31,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1659879773] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 06:59:31,462 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 06:59:31,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 31, 31] total 82 [2024-11-14 06:59:31,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241862169] [2024-11-14 06:59:31,462 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 06:59:31,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-11-14 06:59:31,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:59:31,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-11-14 06:59:31,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1169, Invalid=5473, Unknown=0, NotChecked=0, Total=6642 [2024-11-14 06:59:31,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:31,466 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:59:31,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 8.0) internal successors, (656), 82 states have internal predecessors, (656), 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 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:31,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:31,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:32,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:32,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 06:59:32,730 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-14 06:59:32,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable65,SelfDestructingSolverStorable76,SelfDestructingSolverStorable66,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69,10 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:59:32,915 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 06:59:33,136 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 06:59:33,137 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 06:59:35,882 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:59:35,882 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 06:59:35,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:35,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1098386103, now seen corresponding path program 1 times [2024-11-14 06:59:35,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:35,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550714254] [2024-11-14 06:59:35,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:35,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:59:36,187 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 06:59:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:59:36,594 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 06:59:36,732 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 06:59:36,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:36,771 INFO L85 PathProgramCache]: Analyzing trace with hash 216038507, now seen corresponding path program 1 times [2024-11-14 06:59:36,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:36,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573273433] [2024-11-14 06:59:36,771 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:36,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:59:37,260 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 06:59:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 06:59:37,709 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 06:59:37,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:37,773 INFO L85 PathProgramCache]: Analyzing trace with hash 521715542, now seen corresponding path program 1 times [2024-11-14 06:59:37,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 06:59:37,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80714703] [2024-11-14 06:59:37,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:37,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1183 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2024-11-14 06:59:38,209 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 06:59:38,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80714703] [2024-11-14 06:59:38,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80714703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 06:59:38,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 06:59:38,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 06:59:38,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 06:59:38,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 06:59:38,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SMTINTERPOL [2024-11-14 06:59:38,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 06:59:38,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-14 06:59:38,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:38,213 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:59:38,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 45.0) internal successors, (225), 5 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 06:59:38,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:38,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:38,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:38,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:38,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 06:59:38,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:38,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77,SelfDestructingSolverStorable78,SelfDestructingSolverStorable79 [2024-11-14 06:59:38,580 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 06:59:38,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:38,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1870086981, now seen corresponding path program 9 times [2024-11-14 06:59:38,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:59:38,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844148220] [2024-11-14 06:59:38,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:38,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:39,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 28 proven. 12 refuted. 0 times theorem prover too weak. 1112 trivial. 0 not checked. [2024-11-14 06:59:39,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:59:39,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844148220] [2024-11-14 06:59:39,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844148220] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:39,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1216223019] [2024-11-14 06:59:39,080 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 06:59:39,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:59:39,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:59:39,082 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 06:59:39,083 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 06:59:39,499 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-11-14 06:59:39,499 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 06:59:39,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-14 06:59:39,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 06:59:39,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 1123 trivial. 0 not checked. [2024-11-14 06:59:39,617 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 06:59:39,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1216223019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 06:59:39,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 06:59:39,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2024-11-14 06:59:39,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15017815] [2024-11-14 06:59:39,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 06:59:39,618 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 06:59:39,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:59:39,619 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 06:59:39,619 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-14 06:59:39,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:39,619 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:59:39,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.333333333333336) internal successors, (242), 6 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 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:39,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:39,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:39,739 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 06:59:39,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:59:39,923 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 06:59:39,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:39,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1303968049, now seen corresponding path program 10 times [2024-11-14 06:59:39,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:59:39,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717160937] [2024-11-14 06:59:39,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:39,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:40,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1147 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 1120 trivial. 0 not checked. [2024-11-14 06:59:40,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:59:40,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717160937] [2024-11-14 06:59:40,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717160937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 06:59:40,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 06:59:40,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 06:59:40,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000539290] [2024-11-14 06:59:40,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 06:59:40,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 06:59:40,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 06:59:40,392 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 06:59:40,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 06:59:40,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:40,393 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 06:59:40,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 47.8) internal successors, (239), 5 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:40,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:41,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 06:59:41,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 06:59:41,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-14 06:59:41,718 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 06:59:41,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 06:59:41,719 INFO L85 PathProgramCache]: Analyzing trace with hash -134236554, now seen corresponding path program 11 times [2024-11-14 06:59:41,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 06:59:41,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145496406] [2024-11-14 06:59:41,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 06:59:41,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 06:59:42,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 06:59:45,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1934 backedges. 51 proven. 734 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2024-11-14 06:59:45,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 06:59:45,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145496406] [2024-11-14 06:59:45,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145496406] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 06:59:45,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1170427745] [2024-11-14 06:59:45,538 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 06:59:45,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 06:59:45,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 06:59:45,540 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 06:59:45,541 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 07:04:39,720 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2024-11-14 07:04:39,720 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:04:39,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 2646 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-11-14 07:04:39,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:04:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1934 backedges. 674 proven. 637 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2024-11-14 07:04:41,628 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:04:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1934 backedges. 580 proven. 731 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2024-11-14 07:04:43,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1170427745] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:04:43,673 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:04:43,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 46, 46] total 130 [2024-11-14 07:04:43,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625801236] [2024-11-14 07:04:43,673 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:04:43,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 130 states [2024-11-14 07:04:43,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:04:43,676 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2024-11-14 07:04:43,680 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=2553, Invalid=14217, Unknown=0, NotChecked=0, Total=16770 [2024-11-14 07:04:43,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:04:43,680 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:04:43,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 130 states, 130 states have (on average 8.738461538461538) internal successors, (1136), 130 states have internal predecessors, (1136), 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 07:04:43,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:04:43,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:04:43,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:04:43,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 07:04:43,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 07:04:43,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 07:04:43,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:04:43,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:04:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-14 07:04:45,627 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 07:04:45,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable82 [2024-11-14 07:04:45,724 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 07:04:45,930 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:04:45,930 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 07:04:53,822 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_32 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:04:53,822 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:04:53,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:04:53,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1867284400, now seen corresponding path program 1 times [2024-11-14 07:04:53,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:04:53,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815583925] [2024-11-14 07:04:53,823 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:04:53,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:04:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:04:54,291 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 07:04:54,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:04:54,622 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 07:04:54,870 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:04:54,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 07:05:02,195 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:02,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:02,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1401769930, now seen corresponding path program 1 times [2024-11-14 07:05:02,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:02,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937804017] [2024-11-14 07:05:02,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:02,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:03,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1757 backedges. 209 proven. 655 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2024-11-14 07:05:03,796 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:03,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937804017] [2024-11-14 07:05:03,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937804017] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:03,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [607111881] [2024-11-14 07:05:03,796 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:03,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:03,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 07:05:03,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1757 backedges. 413 proven. 451 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2024-11-14 07:05:05,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [607111881] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:05,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:05,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:05:05,354 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 07:05:05,408 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:05,408 INFO L85 PathProgramCache]: Analyzing trace with hash -947025454, now seen corresponding path program 1 times [2024-11-14 07:05:05,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:05,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667693017] [2024-11-14 07:05:05,408 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:05,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:07,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1757 backedges. 170 proven. 686 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2024-11-14 07:05:07,062 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:07,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667693017] [2024-11-14 07:05:07,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667693017] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:07,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1985984568] [2024-11-14 07:05:07,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:07,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:07,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 07:05:07,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1757 backedges. 405 proven. 451 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2024-11-14 07:05:08,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1985984568] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:08,532 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:08,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:05:08,795 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:05:08,795 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 07:05:10,559 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_41 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:10,559 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:10,559 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:10,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:10,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1853302070, now seen corresponding path program 1 times [2024-11-14 07:05:10,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:10,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915192201] [2024-11-14 07:05:10,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:10,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:12,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1760 backedges. 173 proven. 686 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2024-11-14 07:05:12,272 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:12,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915192201] [2024-11-14 07:05:12,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915192201] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:12,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [354917752] [2024-11-14 07:05:12,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:12,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:12,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 1464 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 07:05:12,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:13,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1760 backedges. 408 proven. 451 refuted. 0 times theorem prover too weak. 901 trivial. 0 not checked. [2024-11-14 07:05:13,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [354917752] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:13,805 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:13,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:05:13,931 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 07:05:13,931 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 40 treesize of output 20 [2024-11-14 07:05:14,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:14,054 INFO L85 PathProgramCache]: Analyzing trace with hash -687847516, now seen corresponding path program 1 times [2024-11-14 07:05:14,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:14,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976248798] [2024-11-14 07:05:14,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:14,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 154 proven. 695 refuted. 0 times theorem prover too weak. 933 trivial. 0 not checked. [2024-11-14 07:05:15,806 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:15,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976248798] [2024-11-14 07:05:15,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976248798] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:15,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [110890958] [2024-11-14 07:05:15,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:15,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:15,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 07:05:15,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1782 backedges. 398 proven. 451 refuted. 0 times theorem prover too weak. 933 trivial. 0 not checked. [2024-11-14 07:05:17,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [110890958] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:17,347 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:17,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:05:17,581 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:05:17,581 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 07:05:21,441 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:21,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:21,442 INFO L85 PathProgramCache]: Analyzing trace with hash 938007032, now seen corresponding path program 1 times [2024-11-14 07:05:21,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:21,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697436595] [2024-11-14 07:05:21,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:21,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:24,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 325 proven. 996 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-11-14 07:05:24,043 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:24,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697436595] [2024-11-14 07:05:24,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697436595] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:24,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2066868241] [2024-11-14 07:05:24,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:24,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:24,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:05:24,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:26,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 466 proven. 855 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-11-14 07:05:26,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2066868241] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:26,343 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:26,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:05:26,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:26,411 INFO L85 PathProgramCache]: Analyzing trace with hash -518647950, now seen corresponding path program 1 times [2024-11-14 07:05:26,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:26,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699891471] [2024-11-14 07:05:26,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:26,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:26,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 298 proven. 1020 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-11-14 07:05:28,984 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:28,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699891471] [2024-11-14 07:05:28,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699891471] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:28,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1850807708] [2024-11-14 07:05:28,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:28,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:29,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 1555 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:05:29,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:31,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1783 backedges. 463 proven. 855 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-11-14 07:05:31,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1850807708] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:31,253 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:31,253 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:05:31,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:31,357 INFO L85 PathProgramCache]: Analyzing trace with hash -402478959, now seen corresponding path program 1 times [2024-11-14 07:05:31,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:31,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537976824] [2024-11-14 07:05:31,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:31,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1791 backedges. 306 proven. 1020 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-11-14 07:05:34,013 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:34,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537976824] [2024-11-14 07:05:34,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537976824] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:34,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1389993015] [2024-11-14 07:05:34,013 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:34,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:34,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 1639 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:05:34,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:36,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1791 backedges. 471 proven. 855 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2024-11-14 07:05:36,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1389993015] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:36,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:36,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:05:36,780 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:05:36,781 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 07:05:38,380 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_45 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:38,381 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_25 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:38,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:38,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1284225685, now seen corresponding path program 1 times [2024-11-14 07:05:38,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:38,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131128920] [2024-11-14 07:05:38,382 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:38,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:38,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:41,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 306 proven. 1020 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-14 07:05:41,099 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:41,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131128920] [2024-11-14 07:05:41,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131128920] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:41,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [872139672] [2024-11-14 07:05:41,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:41,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:41,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 1670 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:05:41,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:43,377 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 471 proven. 855 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-11-14 07:05:43,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [872139672] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:43,377 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:43,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:05:43,483 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 07:05:43,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:43,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1678103898, now seen corresponding path program 1 times [2024-11-14 07:05:43,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:43,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506249711] [2024-11-14 07:05:43,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:43,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:46,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1797 backedges. 248 proven. 1056 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2024-11-14 07:05:46,195 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:46,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506249711] [2024-11-14 07:05:46,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506249711] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:46,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [234323159] [2024-11-14 07:05:46,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:46,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:46,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:46,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 1695 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:05:46,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1797 backedges. 449 proven. 855 refuted. 0 times theorem prover too weak. 493 trivial. 0 not checked. [2024-11-14 07:05:48,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [234323159] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:48,594 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:48,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:05:48,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:05:48,822 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 07:05:50,267 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:50,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:50,268 INFO L85 PathProgramCache]: Analyzing trace with hash 535775211, now seen corresponding path program 1 times [2024-11-14 07:05:50,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:50,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714821262] [2024-11-14 07:05:50,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:50,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1979 backedges. 83 proven. 1047 refuted. 0 times theorem prover too weak. 849 trivial. 0 not checked. [2024-11-14 07:05:53,457 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:05:53,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714821262] [2024-11-14 07:05:53,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714821262] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:53,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [706338748] [2024-11-14 07:05:53,458 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:53,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:05:53,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 1987 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:05:53,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:05:55,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1979 backedges. 275 proven. 855 refuted. 0 times theorem prover too weak. 849 trivial. 0 not checked. [2024-11-14 07:05:55,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [706338748] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:05:55,816 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:05:55,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:05:56,032 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:05:56,032 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 07:05:57,163 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:05:57,164 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:05:57,164 INFO L85 PathProgramCache]: Analyzing trace with hash -1324263367, now seen corresponding path program 1 times [2024-11-14 07:05:57,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:05:57,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880776839] [2024-11-14 07:05:57,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:05:57,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:05:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 72 proven. 1029 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2024-11-14 07:06:00,445 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:00,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880776839] [2024-11-14 07:06:00,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880776839] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:00,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2012554294] [2024-11-14 07:06:00,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:00,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:00,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 2019 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:00,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:02,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 246 proven. 855 refuted. 0 times theorem prover too weak. 879 trivial. 0 not checked. [2024-11-14 07:06:02,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2012554294] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:02,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:02,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:02,871 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 12 treesize of output 4 [2024-11-14 07:06:02,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:02,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1961117867, now seen corresponding path program 1 times [2024-11-14 07:06:02,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:02,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34650420] [2024-11-14 07:06:02,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:02,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:06,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 62 proven. 1012 refuted. 0 times theorem prover too weak. 907 trivial. 0 not checked. [2024-11-14 07:06:06,512 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:06,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34650420] [2024-11-14 07:06:06,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34650420] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:06,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [8197325] [2024-11-14 07:06:06,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:06,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:06,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 2044 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:06,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:08,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 219 proven. 855 refuted. 0 times theorem prover too weak. 907 trivial. 0 not checked. [2024-11-14 07:06:08,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [8197325] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:08,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:08,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:09,071 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:06:09,072 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 07:06:10,773 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:06:10,773 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:06:10,773 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_49 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:06:10,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:10,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1238804621, now seen corresponding path program 1 times [2024-11-14 07:06:10,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:10,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434300484] [2024-11-14 07:06:10,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:10,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:14,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 68 proven. 1012 refuted. 0 times theorem prover too weak. 907 trivial. 0 not checked. [2024-11-14 07:06:14,109 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:14,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434300484] [2024-11-14 07:06:14,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434300484] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:14,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [98117532] [2024-11-14 07:06:14,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:14,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:14,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 2057 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:14,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:16,508 INFO L134 CoverageAnalysis]: Checked inductivity of 1987 backedges. 225 proven. 855 refuted. 0 times theorem prover too weak. 907 trivial. 0 not checked. [2024-11-14 07:06:16,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [98117532] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:16,509 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:16,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:16,744 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:06:16,745 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 07:06:19,870 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:06:19,871 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_41 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:06:19,871 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:06:19,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:19,872 INFO L85 PathProgramCache]: Analyzing trace with hash 813933530, now seen corresponding path program 1 times [2024-11-14 07:06:19,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:19,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805806139] [2024-11-14 07:06:19,872 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:19,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:23,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1999 backedges. 74 proven. 1015 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-11-14 07:06:23,492 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:23,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805806139] [2024-11-14 07:06:23,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805806139] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:23,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [271626249] [2024-11-14 07:06:23,492 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:23,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:23,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 2096 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:23,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1999 backedges. 234 proven. 855 refuted. 0 times theorem prover too weak. 910 trivial. 0 not checked. [2024-11-14 07:06:26,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [271626249] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:26,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:26,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:26,194 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 07:06:26,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:26,231 INFO L85 PathProgramCache]: Analyzing trace with hash 505774996, now seen corresponding path program 1 times [2024-11-14 07:06:26,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:26,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730888457] [2024-11-14 07:06:26,231 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:26,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1999 backedges. 70 proven. 997 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2024-11-14 07:06:29,681 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:29,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730888457] [2024-11-14 07:06:29,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730888457] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:29,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [284725851] [2024-11-14 07:06:29,682 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:29,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:29,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 2118 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:29,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1999 backedges. 212 proven. 855 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2024-11-14 07:06:32,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [284725851] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:32,016 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:32,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:32,124 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 07:06:32,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:32,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1101560036, now seen corresponding path program 1 times [2024-11-14 07:06:32,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:32,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046192739] [2024-11-14 07:06:32,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:32,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 73 proven. 997 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2024-11-14 07:06:35,572 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:35,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046192739] [2024-11-14 07:06:35,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046192739] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:35,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [692301204] [2024-11-14 07:06:35,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:35,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:35,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:35,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 2144 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:35,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:38,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 215 proven. 855 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2024-11-14 07:06:38,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [692301204] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:38,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:38,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:38,112 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 07:06:38,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:38,150 INFO L85 PathProgramCache]: Analyzing trace with hash 691982323, now seen corresponding path program 1 times [2024-11-14 07:06:38,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:38,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421041140] [2024-11-14 07:06:38,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:38,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:41,818 INFO L134 CoverageAnalysis]: Checked inductivity of 2008 backedges. 77 proven. 997 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2024-11-14 07:06:41,819 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:41,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421041140] [2024-11-14 07:06:41,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421041140] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:41,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1134650421] [2024-11-14 07:06:41,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:41,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:42,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 2193 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:42,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:44,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2008 backedges. 219 proven. 855 refuted. 0 times theorem prover too weak. 934 trivial. 0 not checked. [2024-11-14 07:06:44,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1134650421] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:44,158 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:44,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:44,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:44,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1167521314, now seen corresponding path program 1 times [2024-11-14 07:06:44,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:44,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517593901] [2024-11-14 07:06:44,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:44,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:47,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2009 backedges. 77 proven. 997 refuted. 0 times theorem prover too weak. 935 trivial. 0 not checked. [2024-11-14 07:06:47,772 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:47,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517593901] [2024-11-14 07:06:47,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517593901] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:47,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [855796588] [2024-11-14 07:06:47,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:47,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:48,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 2212 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:48,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:50,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2009 backedges. 219 proven. 855 refuted. 0 times theorem prover too weak. 935 trivial. 0 not checked. [2024-11-14 07:06:50,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [855796588] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:50,324 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:50,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:50,442 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 07:06:50,442 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 42 treesize of output 22 [2024-11-14 07:06:50,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:06:50,576 INFO L85 PathProgramCache]: Analyzing trace with hash 515000364, now seen corresponding path program 1 times [2024-11-14 07:06:50,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:06:50,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046215163] [2024-11-14 07:06:50,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:50,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 77 proven. 997 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-11-14 07:06:54,207 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:06:54,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046215163] [2024-11-14 07:06:54,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046215163] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:54,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1290702513] [2024-11-14 07:06:54,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:06:54,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:06:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:06:54,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:06:54,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:06:56,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 219 proven. 855 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-11-14 07:06:56,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1290702513] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:06:56,601 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:06:56,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:06:56,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:06:56,822 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 07:07:03,440 WARN L286 SmtUtils]: Spent 5.02s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 07:07:03,444 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_56 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:07:03,444 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_31 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:07:03,444 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_46 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:07:03,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:03,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1214868024, now seen corresponding path program 1 times [2024-11-14 07:07:03,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:07:03,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422643876] [2024-11-14 07:07:03,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:03,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:03,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:07,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 77 proven. 997 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-11-14 07:07:07,174 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:07:07,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422643876] [2024-11-14 07:07:07,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422643876] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:07,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2137170306] [2024-11-14 07:07:07,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:07,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:07,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 2225 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:07:07,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:07:09,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 219 proven. 855 refuted. 0 times theorem prover too weak. 941 trivial. 0 not checked. [2024-11-14 07:07:09,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2137170306] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:09,643 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:07:09,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:07:09,746 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 07:07:09,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:09,786 INFO L85 PathProgramCache]: Analyzing trace with hash 742625076, now seen corresponding path program 1 times [2024-11-14 07:07:09,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:07:09,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439542132] [2024-11-14 07:07:09,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:09,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 70 proven. 1003 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2024-11-14 07:07:13,468 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:07:13,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439542132] [2024-11-14 07:07:13,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439542132] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:13,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [74287558] [2024-11-14 07:07:13,468 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:13,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:13,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:13,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 2247 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:07:13,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:07:15,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 218 proven. 855 refuted. 0 times theorem prover too weak. 942 trivial. 0 not checked. [2024-11-14 07:07:15,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [74287558] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:15,930 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:07:15,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:07:16,152 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:07:16,152 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 07:07:17,969 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_33 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:07:17,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:17,970 INFO L85 PathProgramCache]: Analyzing trace with hash -86237880, now seen corresponding path program 1 times [2024-11-14 07:07:17,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:07:17,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031578311] [2024-11-14 07:07:17,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:17,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:18,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:21,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2066 backedges. 108 proven. 1008 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-11-14 07:07:21,894 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:07:21,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031578311] [2024-11-14 07:07:21,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031578311] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:21,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [30725708] [2024-11-14 07:07:21,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:21,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:22,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 2297 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:07:22,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:07:24,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2066 backedges. 261 proven. 855 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-11-14 07:07:24,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [30725708] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:24,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:07:24,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:07:24,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:24,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1270546558, now seen corresponding path program 1 times [2024-11-14 07:07:24,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:07:24,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622266443] [2024-11-14 07:07:24,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:24,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:28,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2066 backedges. 65 proven. 1050 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2024-11-14 07:07:28,187 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:07:28,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622266443] [2024-11-14 07:07:28,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622266443] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:28,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1294264997] [2024-11-14 07:07:28,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:28,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:28,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 2319 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:07:28,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:07:30,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2066 backedges. 260 proven. 855 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2024-11-14 07:07:30,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1294264997] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:30,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:07:30,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:07:30,712 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 07:07:30,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:30,764 INFO L85 PathProgramCache]: Analyzing trace with hash -530190156, now seen corresponding path program 1 times [2024-11-14 07:07:30,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:07:30,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008989103] [2024-11-14 07:07:30,765 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:30,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:33,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2114 backedges. 52 proven. 608 refuted. 0 times theorem prover too weak. 1454 trivial. 0 not checked. [2024-11-14 07:07:33,975 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:07:33,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008989103] [2024-11-14 07:07:33,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008989103] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:33,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [454024874] [2024-11-14 07:07:33,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:33,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:34,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:34,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 2417 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 07:07:34,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:07:35,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2114 backedges. 209 proven. 451 refuted. 0 times theorem prover too weak. 1454 trivial. 0 not checked. [2024-11-14 07:07:35,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [454024874] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:35,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:07:35,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 07:07:36,068 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:07:36,069 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 07:07:41,987 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:07:41,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:41,988 INFO L85 PathProgramCache]: Analyzing trace with hash 635342736, now seen corresponding path program 1 times [2024-11-14 07:07:41,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:07:41,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044288659] [2024-11-14 07:07:41,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:41,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2151 backedges. 53 proven. 552 refuted. 0 times theorem prover too weak. 1546 trivial. 0 not checked. [2024-11-14 07:07:45,369 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:07:45,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044288659] [2024-11-14 07:07:45,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044288659] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:45,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [532722485] [2024-11-14 07:07:45,369 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:45,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:45,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:07:45,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:07:48,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2151 backedges. 239 proven. 855 refuted. 0 times theorem prover too weak. 1057 trivial. 0 not checked. [2024-11-14 07:07:48,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [532722485] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:48,070 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:07:48,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 51] total 88 [2024-11-14 07:07:48,176 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 07:07:48,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:48,215 INFO L85 PathProgramCache]: Analyzing trace with hash -621834196, now seen corresponding path program 1 times [2024-11-14 07:07:48,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:07:48,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357913251] [2024-11-14 07:07:48,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:48,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:52,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 61 proven. 989 refuted. 0 times theorem prover too weak. 1102 trivial. 0 not checked. [2024-11-14 07:07:52,550 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:07:52,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357913251] [2024-11-14 07:07:52,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357913251] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:52,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [489173517] [2024-11-14 07:07:52,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:52,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:52,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:52,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 2592 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 07:07:52,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:07:55,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 195 proven. 855 refuted. 0 times theorem prover too weak. 1102 trivial. 0 not checked. [2024-11-14 07:07:55,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [489173517] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:55,147 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:07:55,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 07:07:55,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:07:55,148 INFO L85 PathProgramCache]: Analyzing trace with hash 1273372644, now seen corresponding path program 12 times [2024-11-14 07:07:55,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:07:55,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126477255] [2024-11-14 07:07:55,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:07:55,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:07:55,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:07:59,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 54 proven. 962 refuted. 0 times theorem prover too weak. 1136 trivial. 0 not checked. [2024-11-14 07:07:59,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:07:59,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126477255] [2024-11-14 07:07:59,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126477255] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:07:59,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1480207389] [2024-11-14 07:07:59,679 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 07:07:59,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:07:59,679 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:07:59,681 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 07:07:59,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-14 07:10:14,680 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-11-14 07:10:14,681 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 07:10:14,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 2276 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 07:10:14,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:10:15,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 54 proven. 4 refuted. 0 times theorem prover too weak. 2094 trivial. 0 not checked. [2024-11-14 07:10:15,421 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:10:15,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 2128 trivial. 0 not checked. [2024-11-14 07:10:15,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1480207389] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-14 07:10:15,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:10:15,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [51, 20] total 78 [2024-11-14 07:10:15,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258951] [2024-11-14 07:10:15,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 07:10:15,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-14 07:10:15,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:10:15,855 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-14 07:10:15,856 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=702, Invalid=5304, Unknown=0, NotChecked=0, Total=6006 [2024-11-14 07:10:15,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:15,857 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:10:15,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.181818181818183) internal successors, (255), 11 states have internal predecessors, (255), 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 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-14 07:10:15,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-14 07:10:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 07:10:17,102 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-14 07:10:17,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110,SelfDestructingSolverStorable108,SelfDestructingSolverStorable109,SelfDestructingSolverStorable104,SelfDestructingSolverStorable105,SelfDestructingSolverStorable106,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable107,SelfDestructingSolverStorable100,SelfDestructingSolverStorable101,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89,SelfDestructingSolverStorable133,SelfDestructingSolverStorable134,SelfDestructingSolverStorable135,SelfDestructingSolverStorable136,SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable130,SelfDestructingSolverStorable92,SelfDestructingSolverStorable131,SelfDestructingSolverStorable93,SelfDestructingSolverStorable132,SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,SelfDestructingSolverStorable126,SelfDestructingSolverStorable99,SelfDestructingSolverStorable127,SelfDestructingSolverStorable128,SelfDestructingSolverStorable129,SelfDestructingSolverStorable122,SelfDestructingSolverStorable123,SelfDestructingSolverStorable124,SelfDestructingSolverStorable125,SelfDestructingSolverStorable120,SelfDestructingSolverStorable121,SelfDestructingSolverStorable119,SelfDestructingSolverStorable115,SelfDestructingSolverStorable116,SelfDestructingSolverStorable117,SelfDestructingSolverStorable118,SelfDestructingSolverStorable111,SelfDestructingSolverStorable112,SelfDestructingSolverStorable113,SelfDestructingSolverStorable114 [2024-11-14 07:10:17,273 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 07:10:17,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:10:17,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1835023320, now seen corresponding path program 13 times [2024-11-14 07:10:17,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 07:10:17,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184953230] [2024-11-14 07:10:17,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:10:17,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:10:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:10:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2090 backedges. 154 proven. 971 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2024-11-14 07:10:20,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 07:10:20,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184953230] [2024-11-14 07:10:20,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184953230] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:10:20,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [703914700] [2024-11-14 07:10:20,770 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 07:10:20,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:10:20,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 07:10:20,772 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 07:10:20,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-14 07:10:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:10:21,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-11-14 07:10:21,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:10:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2090 backedges. 583 proven. 451 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2024-11-14 07:10:23,568 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 07:10:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2090 backedges. 498 proven. 536 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2024-11-14 07:10:25,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [703914700] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 07:10:25,355 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 07:10:25,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 39, 39] total 124 [2024-11-14 07:10:25,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630151016] [2024-11-14 07:10:25,356 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 07:10:25,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 124 states [2024-11-14 07:10:25,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 07:10:25,359 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2024-11-14 07:10:25,363 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1488, Invalid=13764, Unknown=0, NotChecked=0, Total=15252 [2024-11-14 07:10:25,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:25,363 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 07:10:25,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 124 states, 124 states have (on average 8.443548387096774) internal successors, (1047), 124 states have internal predecessors, (1047), 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 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-14 07:10:25,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 07:10:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2024-11-14 07:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-14 07:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 07:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-11-14 07:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 07:10:29,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-11-14 07:10:29,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-14 07:10:30,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137,14 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 07:10:30,174 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 07:10:30,411 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:10:30,411 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 07:10:31,013 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_60 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:31,013 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_49 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:31,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:10:31,014 INFO L85 PathProgramCache]: Analyzing trace with hash 428134782, now seen corresponding path program 1 times [2024-11-14 07:10:31,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:10:31,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587393] [2024-11-14 07:10:31,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:10:31,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:10:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:10:31,456 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 07:10:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:10:32,127 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 07:10:32,452 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:10:32,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 07:10:33,496 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:33,497 WARN L331 ript$VariableManager]: TermVariable v_~q2~0.offset_In_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:33,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:10:33,497 INFO L85 PathProgramCache]: Analyzing trace with hash -37493762, now seen corresponding path program 1 times [2024-11-14 07:10:33,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:10:33,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577130657] [2024-11-14 07:10:33,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:10:33,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:10:34,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:10:34,030 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 07:10:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 07:10:34,576 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 07:10:34,828 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:10:34,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 07:10:36,405 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_62 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:36,405 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:36,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:10:36,406 INFO L85 PathProgramCache]: Analyzing trace with hash 930970421, now seen corresponding path program 1 times [2024-11-14 07:10:36,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:10:36,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049523073] [2024-11-14 07:10:36,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:10:36,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:10:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:10:38,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 169 proven. 788 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2024-11-14 07:10:38,436 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 07:10:38,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049523073] [2024-11-14 07:10:38,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049523073] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:10:38,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1927699314] [2024-11-14 07:10:38,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:10:38,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:10:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 07:10:38,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 1537 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 07:10:38,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 07:10:40,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2023 backedges. 417 proven. 540 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2024-11-14 07:10:40,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1927699314] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 07:10:40,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 07:10:40,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 42] total 79 [2024-11-14 07:10:40,287 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 07:10:40,288 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 07:10:41,960 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_40 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:41,960 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_63 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 07:10:41,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 07:10:41,961 INFO L85 PathProgramCache]: Analyzing trace with hash 596270263, now seen corresponding path program 1 times [2024-11-14 07:10:41,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 07:10:41,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093641115] [2024-11-14 07:10:41,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 07:10:41,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 07:10:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2024-11-14 07:10:43,756 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-14 07:10:43,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140,SelfDestructingSolverStorable141,SelfDestructingSolverStorable142,SelfDestructingSolverStorable138,SelfDestructingSolverStorable139 [2024-11-14 07:10:43,757 WARN L596 AbstractCegarLoop]: Verification canceled: while InterpolatingTraceCheckCraig was while computing interpolants. [2024-11-14 07:10:43,758 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 07:10:43,758 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 07:10:43,758 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 07:10:43,759 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 07:10:43,763 INFO L422 BasicCegarLoop]: Path program histogram: [13, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 07:10:43,769 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 07:10:43,769 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 07:10:43,786 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 07:10:43,786 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 07:10:43,971 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 07:10:44,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 137 [2024-11-14 07:10:44,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 07:10:44 BasicIcfg [2024-11-14 07:10:44,022 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 07:10:44,023 INFO L158 Benchmark]: Toolchain (without parser) took 809981.81ms. Allocated memory was 83.9MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 56.3MB in the beginning and 2.6GB in the end (delta: -2.6GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2024-11-14 07:10:44,023 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 83.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 07:10:44,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.35ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 42.8MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-14 07:10:44,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.25ms. Allocated memory is still 83.9MB. Free memory was 42.8MB in the beginning and 40.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 07:10:44,024 INFO L158 Benchmark]: Boogie Preprocessor took 32.31ms. Allocated memory is still 83.9MB. Free memory was 40.5MB in the beginning and 38.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 07:10:44,024 INFO L158 Benchmark]: RCFGBuilder took 759.02ms. Allocated memory is still 83.9MB. Free memory was 38.9MB in the beginning and 24.8MB in the end (delta: 14.1MB). Peak memory consumption was 24.9MB. Max. memory is 8.0GB. [2024-11-14 07:10:44,024 INFO L158 Benchmark]: TraceAbstraction took 808847.95ms. Allocated memory was 83.9MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 24.4MB in the beginning and 2.6GB in the end (delta: -2.6GB). Peak memory consumption was 2.2GB. Max. memory is 8.0GB. [2024-11-14 07:10:44,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 83.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 280.35ms. Allocated memory is still 83.9MB. Free memory was 56.0MB in the beginning and 42.8MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.25ms. Allocated memory is still 83.9MB. Free memory was 42.8MB in the beginning and 40.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 32.31ms. Allocated memory is still 83.9MB. Free memory was 40.5MB in the beginning and 38.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 759.02ms. Allocated memory is still 83.9MB. Free memory was 38.9MB in the beginning and 24.8MB in the end (delta: 14.1MB). Peak memory consumption was 24.9MB. Max. memory is 8.0GB. * TraceAbstraction took 808847.95ms. Allocated memory was 83.9MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 24.4MB in the beginning and 2.6GB in the end (delta: -2.6GB). Peak memory consumption was 2.2GB. 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: 174975, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 22193, dependent conditional: 22173, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155242, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 2460, dependent conditional: 2440, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 155242, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 2460, dependent conditional: 2440, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 164696, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 11914, dependent conditional: 11894, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 164696, independent: 152782, independent conditional: 1844, independent unconditional: 150938, dependent: 11914, dependent conditional: 3123, dependent unconditional: 8791, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 164696, independent: 152782, independent conditional: 1844, independent unconditional: 150938, dependent: 11914, dependent conditional: 3123, dependent unconditional: 8791, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2761, independent: 2687, independent conditional: 23, independent unconditional: 2664, dependent: 74, dependent conditional: 54, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2761, independent: 2658, independent conditional: 0, independent unconditional: 2658, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 103, independent: 29, independent conditional: 23, independent unconditional: 6, dependent: 74, dependent conditional: 54, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 103, independent: 29, independent conditional: 23, independent unconditional: 6, dependent: 74, dependent conditional: 54, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3236, independent: 835, independent conditional: 572, independent unconditional: 263, dependent: 2401, dependent conditional: 1558, dependent unconditional: 843, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 69, Protected Queries: 0 ], Cache Queries: [ total: 164696, independent: 150095, independent conditional: 1821, independent unconditional: 148274, dependent: 11840, dependent conditional: 3069, dependent unconditional: 8771, unknown: 2761, unknown conditional: 77, unknown unconditional: 2684] , Statistics on independence cache: Total cache size (in pairs): 2761, Positive cache size: 2687, Positive conditional cache size: 23, Positive unconditional cache size: 2664, Negative cache size: 74, Negative conditional cache size: 54, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 156736, Maximal queried relation: 5, Independence queries for same thread: 19733, Persistent sets #1 benchmarks: Persistent set computation time: 1.3s, Number of persistent set computation: 937, Number of trivial persistent sets: 539, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2993, independent: 2973, independent conditional: 0, independent unconditional: 2973, 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: 174975, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 22193, dependent conditional: 22173, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 155242, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 2460, dependent conditional: 2440, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 155242, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 2460, dependent conditional: 2440, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 164696, independent: 152782, independent conditional: 149809, independent unconditional: 2973, dependent: 11914, dependent conditional: 11894, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 164696, independent: 152782, independent conditional: 1844, independent unconditional: 150938, dependent: 11914, dependent conditional: 3123, dependent unconditional: 8791, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 164696, independent: 152782, independent conditional: 1844, independent unconditional: 150938, dependent: 11914, dependent conditional: 3123, dependent unconditional: 8791, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2761, independent: 2687, independent conditional: 23, independent unconditional: 2664, dependent: 74, dependent conditional: 54, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2761, independent: 2658, independent conditional: 0, independent unconditional: 2658, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 103, independent: 29, independent conditional: 23, independent unconditional: 6, dependent: 74, dependent conditional: 54, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 103, independent: 29, independent conditional: 23, independent unconditional: 6, dependent: 74, dependent conditional: 54, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3236, independent: 835, independent conditional: 572, independent unconditional: 263, dependent: 2401, dependent conditional: 1558, dependent unconditional: 843, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 69, Protected Queries: 0 ], Cache Queries: [ total: 164696, independent: 150095, independent conditional: 1821, independent unconditional: 148274, dependent: 11840, dependent conditional: 3069, dependent unconditional: 8771, unknown: 2761, unknown conditional: 77, unknown unconditional: 2684] , Statistics on independence cache: Total cache size (in pairs): 2761, Positive cache size: 2687, Positive conditional cache size: 23, Positive unconditional cache size: 2664, Negative cache size: 74, Negative conditional cache size: 54, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 156736, Maximal queried relation: 5, Independence queries for same thread: 19733 - TimeoutResultAtElement [Line: 154]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 147]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 145]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 144]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while InterpolatingTraceCheckCraig was while computing interpolants. - TimeoutResultAtElement [Line: 146]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while InterpolatingTraceCheckCraig was while computing interpolants. - 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: 808.3s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 13, EmptinessCheckTime: 19.2s, 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: 548, 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: 1.0s SsaConstructionTime, 431.7s SatisfiabilityAnalysisTime, 40.7s InterpolantComputationTime, 14297 NumberOfCodeBlocks, 13734 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 19924 ConstructedInterpolants, 218 QuantifiedInterpolants, 69329 SizeOfPredicates, 214 NumberOfNonLiveVariables, 15929 ConjunctsInSsa, 301 ConjunctsInUnsatCore, 38 InterpolantComputations, 7 PerfectInterpolantSequences, 22979/29799 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: 309.0s, ConditionCalculationTime: 113.0s, CommutingCounterexamples: 1, ConditionCalculations: 1379, TraceChecks: 68, UnknownTraceChecks: 0, ImperfectProofs: 58, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown