/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis SUFFICIENT_WITH_CONTEXT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 10:15:20,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 10:15:20,877 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 10:15:20,885 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 10:15:20,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 10:15:20,910 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 10:15:20,911 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 10:15:20,911 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 10:15:20,911 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 10:15:20,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 10:15:20,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 10:15:20,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 10:15:20,912 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 10:15:20,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 10:15:20,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 10:15:20,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 10:15:20,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 10:15:20,914 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 10:15:20,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 10:15:20,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:15:20,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 10:15:20,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 10:15:20,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 10:15:20,916 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 10:15:20,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 10:15:20,916 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 10:15:20,916 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 10:15:20,916 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 10:15:20,916 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 10:15:20,916 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> SUFFICIENT_WITH_CONTEXT [2024-11-14 10:15:21,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 10:15:21,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 10:15:21,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 10:15:21,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 10:15:21,169 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 10:15:21,171 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-11-14 10:15:22,535 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 10:15:22,776 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 10:15:22,777 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-bad-buffer-mult-alt2.wvr.c [2024-11-14 10:15:22,786 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/d7ba7b466/bd5a18f63be84836b5ae330cf956d207/FLAG5e63151a8 [2024-11-14 10:15:22,808 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/d7ba7b466/bd5a18f63be84836b5ae330cf956d207 [2024-11-14 10:15:22,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 10:15:22,813 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 10:15:22,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 10:15:22,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 10:15:22,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 10:15:22,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:15:22" (1/1) ... [2024-11-14 10:15:22,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74112343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:22, skipping insertion in model container [2024-11-14 10:15:22,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 10:15:22" (1/1) ... [2024-11-14 10:15:22,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 10:15:23,017 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-alt2.wvr.c[4226,4239] [2024-11-14 10:15:23,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:15:23,041 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 10:15:23,075 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-alt2.wvr.c[4226,4239] [2024-11-14 10:15:23,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 10:15:23,097 INFO L204 MainTranslator]: Completed translation [2024-11-14 10:15:23,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23 WrapperNode [2024-11-14 10:15:23,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 10:15:23,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 10:15:23,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 10:15:23,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 10:15:23,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,149 INFO L138 Inliner]: procedures = 25, calls = 55, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 301 [2024-11-14 10:15:23,153 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 10:15:23,154 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 10:15:23,154 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 10:15:23,154 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 10:15:23,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,160 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 10:15:23,199 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 10:15:23,199 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 10:15:23,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 10:15:23,200 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (1/1) ... [2024-11-14 10:15:23,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 10:15:23,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:23,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 10:15:23,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 10:15:23,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 10:15:23,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 10:15:23,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 10:15:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 10:15:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 10:15:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 10:15:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 10:15:23,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 10:15:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 10:15:23,267 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 10:15:23,368 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 10:15:23,370 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 10:15:23,804 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 10:15:23,804 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 10:15:24,020 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 10:15:24,021 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-14 10:15:24,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:15:24 BoogieIcfgContainer [2024-11-14 10:15:24,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 10:15:24,023 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 10:15:24,025 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 10:15:24,029 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 10:15:24,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 10:15:22" (1/3) ... [2024-11-14 10:15:24,030 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a74b92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:15:24, skipping insertion in model container [2024-11-14 10:15:24,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 10:15:23" (2/3) ... [2024-11-14 10:15:24,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a74b92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 10:15:24, skipping insertion in model container [2024-11-14 10:15:24,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 10:15:24" (3/3) ... [2024-11-14 10:15:24,032 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt2.wvr.c [2024-11-14 10:15:24,046 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 10:15:24,048 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-bad-buffer-mult-alt2.wvr.c that has 5 procedures, 224 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2024-11-14 10:15:24,048 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 10:15:24,139 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 10:15:24,199 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:15:24,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 10:15:24,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:24,202 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-14 10:15:24,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-14 10:15:24,286 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 10:15:24,300 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 10:15:24,308 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;@5a8932a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 10:15:24,309 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 10:15:25,713 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:25,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:25,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1137477068, now seen corresponding path program 1 times [2024-11-14 10:15:25,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:25,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952448045] [2024-11-14 10:15:25,729 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:25,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:26,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 10:15:26,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:26,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952448045] [2024-11-14 10:15:26,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952448045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:26,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:15:26,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 10:15:26,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765145015] [2024-11-14 10:15:26,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:26,189 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 10:15:26,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:26,210 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 10:15:26,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 10:15:26,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:26,213 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:26,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 102.0) internal successors, (204), 2 states have internal predecessors, (204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:15:26,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:26,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 10:15:26,305 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:26,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:26,306 INFO L85 PathProgramCache]: Analyzing trace with hash -2124969938, now seen corresponding path program 1 times [2024-11-14 10:15:26,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:26,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813923250] [2024-11-14 10:15:26,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:26,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:27,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 10:15:27,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:27,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813923250] [2024-11-14 10:15:27,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813923250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:27,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:15:27,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:15:27,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772128837] [2024-11-14 10:15:27,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:27,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:15:27,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:27,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:15:27,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:15:27,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,223 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:27,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.166666666666664) internal successors, (205), 6 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:15:27,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:27,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 10:15:27,414 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:27,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:27,416 INFO L85 PathProgramCache]: Analyzing trace with hash 319218605, now seen corresponding path program 1 times [2024-11-14 10:15:27,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:27,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040178714] [2024-11-14 10:15:27,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:27,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:27,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:27,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:27,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040178714] [2024-11-14 10:15:27,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040178714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:27,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 10:15:27,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 10:15:27,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163058296] [2024-11-14 10:15:27,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:27,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 10:15:27,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:27,946 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 10:15:27,946 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 10:15:27,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,946 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:27,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 36.0) internal successors, (216), 6 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:15:27,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:27,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:27,946 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:28,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:28,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:28,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:28,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 10:15:28,106 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:28,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:28,107 INFO L85 PathProgramCache]: Analyzing trace with hash -460680308, now seen corresponding path program 1 times [2024-11-14 10:15:28,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:28,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203751608] [2024-11-14 10:15:28,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:28,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:28,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:28,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:28,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203751608] [2024-11-14 10:15:28,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203751608] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:28,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648416290] [2024-11-14 10:15:28,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:28,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:28,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:28,791 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:15:28,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 10:15:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:29,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-14 10:15:29,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:29,377 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:15:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 10:15:29,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [648416290] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:15:29,812 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:15:29,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-11-14 10:15:29,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681872515] [2024-11-14 10:15:29,813 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:15:29,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-14 10:15:29,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:29,815 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-14 10:15:29,816 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=392, Unknown=0, NotChecked=0, Total=462 [2024-11-14 10:15:29,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:29,816 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:29,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 18.772727272727273) internal successors, (413), 22 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:15:29,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:29,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:29,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:29,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:30,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:30,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:30,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:30,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:30,490 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-14 10:15:30,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:30,675 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:30,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:15:30,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:30,990 INFO L85 PathProgramCache]: Analyzing trace with hash -244934178, now seen corresponding path program 1 times [2024-11-14 10:15:30,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:30,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701124835] [2024-11-14 10:15:30,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:30,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:31,546 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:31,546 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:31,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701124835] [2024-11-14 10:15:31,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701124835] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:31,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [414879827] [2024-11-14 10:15:31,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:31,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:31,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:31,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:32,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [414879827] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:32,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:32,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:15:32,348 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:15:32,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:15:34,393 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:34,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:34,394 INFO L85 PathProgramCache]: Analyzing trace with hash 2087654351, now seen corresponding path program 1 times [2024-11-14 10:15:34,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:34,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068812721] [2024-11-14 10:15:34,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:34,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:34,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:34,941 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:34,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068812721] [2024-11-14 10:15:34,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068812721] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:34,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [933511887] [2024-11-14 10:15:34,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:34,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:35,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-14 10:15:35,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:35,394 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:35,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [933511887] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:35,395 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:35,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2024-11-14 10:15:35,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:35,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1720746730, now seen corresponding path program 2 times [2024-11-14 10:15:35,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:35,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819726811] [2024-11-14 10:15:35,396 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:35,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:35,975 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 10:15:35,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:35,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819726811] [2024-11-14 10:15:35,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819726811] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:35,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050732836] [2024-11-14 10:15:35,976 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:15:35,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:35,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:35,978 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:15:35,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 10:15:36,185 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-14 10:15:36,185 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:15:36,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:15:36,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:36,428 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-14 10:15:36,428 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:15:36,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1050732836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:36,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:15:36,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2024-11-14 10:15:36,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092380131] [2024-11-14 10:15:36,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:36,429 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 10:15:36,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:36,430 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 10:15:36,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2024-11-14 10:15:36,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:36,430 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:36,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.25) internal successors, (234), 8 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:15:36,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:36,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:36,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:36,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:36,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:36,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:36,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:36,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:36,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:36,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:15:36,769 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-14 10:15:36,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:36,953 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:36,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:36,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1875128532, now seen corresponding path program 3 times [2024-11-14 10:15:36,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:36,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206347004] [2024-11-14 10:15:36,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:36,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:37,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:37,886 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-14 10:15:37,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:37,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206347004] [2024-11-14 10:15:37,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206347004] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:37,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385794898] [2024-11-14 10:15:37,887 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:15:37,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:37,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:37,894 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:15:37,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-14 10:15:38,131 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-11-14 10:15:38,132 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:15:38,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-14 10:15:38,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-11-14 10:15:38,785 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:15:38,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [385794898] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:15:38,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:15:38,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [12] total 30 [2024-11-14 10:15:38,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362590728] [2024-11-14 10:15:38,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:15:38,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-11-14 10:15:38,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:38,788 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-14 10:15:38,788 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=696, Unknown=0, NotChecked=0, Total=870 [2024-11-14 10:15:38,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:38,788 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:38,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 14.25) internal successors, (285), 20 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:15:38,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:38,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:38,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:38,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:38,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:15:38,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:42,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:15:42,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:15:42,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-14 10:15:42,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:42,616 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:42,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:42,617 INFO L85 PathProgramCache]: Analyzing trace with hash -75641877, now seen corresponding path program 4 times [2024-11-14 10:15:42,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:15:42,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618313961] [2024-11-14 10:15:42,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:42,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 463 trivial. 0 not checked. [2024-11-14 10:15:43,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:15:43,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618313961] [2024-11-14 10:15:43,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618313961] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:43,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1208485506] [2024-11-14 10:15:43,783 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:15:43,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:43,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:15:43,785 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:15:43,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-14 10:15:44,062 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:15:44,062 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:15:44,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 781 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 10:15:44,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:44,661 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2024-11-14 10:15:44,661 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:15:44,838 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 10:15:44,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-11-14 10:15:45,290 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2024-11-14 10:15:45,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1208485506] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:15:45,290 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:15:45,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 31 [2024-11-14 10:15:45,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800715286] [2024-11-14 10:15:45,290 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:15:45,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-14 10:15:45,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:15:45,292 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-14 10:15:45,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=808, Unknown=0, NotChecked=0, Total=930 [2024-11-14 10:15:45,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:45,293 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:15:45,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 14.483870967741936) internal successors, (449), 31 states have internal predecessors, (449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:15:45,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:45,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:45,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:45,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:45,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:15:45,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:15:45,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:46,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:15:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:15:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:15:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:15:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:15:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:15:46,208 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 10:15:46,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:15:46,394 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:15:46,716 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:15:46,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:15:55,046 WARN L286 SmtUtils]: Spent 5.38s on a formula simplification. DAG size of input: 36 DAG size of output: 32 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:15:55,049 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:55,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:55,050 INFO L85 PathProgramCache]: Analyzing trace with hash 501053786, now seen corresponding path program 1 times [2024-11-14 10:15:55,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:55,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449681352] [2024-11-14 10:15:55,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:55,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:55,682 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 30 proven. 57 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 10:15:55,682 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:55,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449681352] [2024-11-14 10:15:55,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449681352] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:55,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1999549362] [2024-11-14 10:15:55,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:55,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:55,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 592 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-14 10:15:55,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 60 proven. 27 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-14 10:15:56,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1999549362] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:56,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:56,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:15:56,530 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:15:56,530 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 10:15:58,194 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:58,195 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_3 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:15:58,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:15:58,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1821141033, now seen corresponding path program 1 times [2024-11-14 10:15:58,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:15:58,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090632755] [2024-11-14 10:15:58,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:58,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:58,819 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 95 proven. 87 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-14 10:15:58,820 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:15:58,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090632755] [2024-11-14 10:15:58,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090632755] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:58,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1491059962] [2024-11-14 10:15:58,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:15:58,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:15:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:15:58,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:15:58,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:15:59,345 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-14 10:15:59,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1491059962] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:15:59,345 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:15:59,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 28 [2024-11-14 10:15:59,615 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:15:59,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:00,327 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_5 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:00,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:00,328 INFO L85 PathProgramCache]: Analyzing trace with hash -2073047563, now seen corresponding path program 1 times [2024-11-14 10:16:00,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:00,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973120961] [2024-11-14 10:16:00,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:00,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:01,033 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 59 proven. 154 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 10:16:01,034 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:01,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973120961] [2024-11-14 10:16:01,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973120961] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:01,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1906816487] [2024-11-14 10:16:01,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:01,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:01,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 872 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:01,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:01,679 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 186 proven. 27 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-14 10:16:01,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1906816487] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:01,679 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:01,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:01,839 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:16:01,839 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 10:16:01,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:01,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1183257336, now seen corresponding path program 1 times [2024-11-14 10:16:01,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:01,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453030344] [2024-11-14 10:16:01,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:01,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:02,727 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 104 proven. 103 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-14 10:16:02,727 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:02,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453030344] [2024-11-14 10:16:02,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453030344] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:02,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [853838384] [2024-11-14 10:16:02,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:02,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:02,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:02,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 180 proven. 27 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-14 10:16:03,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [853838384] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:03,232 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:03,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:03,564 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:03,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:05,233 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:05,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:05,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1973722833, now seen corresponding path program 1 times [2024-11-14 10:16:05,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:05,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286036435] [2024-11-14 10:16:05,234 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:05,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 104 proven. 103 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-14 10:16:05,889 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:05,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286036435] [2024-11-14 10:16:05,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286036435] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:05,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [649063200] [2024-11-14 10:16:05,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:05,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:05,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:05,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 963 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:05,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:06,400 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 180 proven. 27 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2024-11-14 10:16:06,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [649063200] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:06,401 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:06,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:06,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:16:06,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:06,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1135074431, now seen corresponding path program 1 times [2024-11-14 10:16:06,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:06,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220716086] [2024-11-14 10:16:06,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:06,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:07,495 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 1 proven. 132 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2024-11-14 10:16:07,495 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:07,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220716086] [2024-11-14 10:16:07,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220716086] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:07,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [40215326] [2024-11-14 10:16:07,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:07,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:07,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:07,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:08,129 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 106 proven. 27 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2024-11-14 10:16:08,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [40215326] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:08,129 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:08,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:08,259 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:16:08,260 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 10:16:08,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:08,454 INFO L85 PathProgramCache]: Analyzing trace with hash 521435553, now seen corresponding path program 1 times [2024-11-14 10:16:08,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:08,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096569270] [2024-11-14 10:16:08,454 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:08,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:09,430 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 6 proven. 130 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-11-14 10:16:09,431 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:09,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096569270] [2024-11-14 10:16:09,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096569270] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:09,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1826076234] [2024-11-14 10:16:09,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:09,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:09,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 1228 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:09,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:09,965 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 109 proven. 27 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2024-11-14 10:16:09,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1826076234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:09,966 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:09,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:10,242 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:10,242 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:14,372 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:14,373 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:14,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:14,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1743561605, now seen corresponding path program 1 times [2024-11-14 10:16:14,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:14,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321743181] [2024-11-14 10:16:14,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:14,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:15,286 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 6 proven. 121 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-14 10:16:15,287 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:15,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321743181] [2024-11-14 10:16:15,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321743181] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:15,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [716959726] [2024-11-14 10:16:15,287 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:15,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:15,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:15,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 100 proven. 27 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-14 10:16:15,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [716959726] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:15,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:15,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:15,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:15,852 INFO L85 PathProgramCache]: Analyzing trace with hash 865386061, now seen corresponding path program 5 times [2024-11-14 10:16:15,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:16:15,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187798390] [2024-11-14 10:16:15,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:15,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 3 proven. 30 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-11-14 10:16:16,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:16:16,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187798390] [2024-11-14 10:16:16,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187798390] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:16,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [396264053] [2024-11-14 10:16:16,810 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:16:16,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:16:16,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:16:16,813 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:16:16,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-14 10:16:17,438 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2024-11-14 10:16:17,439 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:16:17,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 1358 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:16:17,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:18,484 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 360 proven. 100 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-14 10:16:18,484 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:16:19,354 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 291 proven. 169 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-14 10:16:19,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [396264053] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:16:19,355 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:16:19,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 25, 25] total 58 [2024-11-14 10:16:19,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256385089] [2024-11-14 10:16:19,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:16:19,356 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 58 states [2024-11-14 10:16:19,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:16:19,357 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2024-11-14 10:16:19,358 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=678, Invalid=2628, Unknown=0, NotChecked=0, Total=3306 [2024-11-14 10:16:19,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:19,358 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:16:19,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 58 states, 58 states have (on average 12.224137931034482) internal successors, (709), 58 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:16:19,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:20,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:16:20,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:20,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:16:20,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:16:20,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:16:20,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:16:20,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:16:20,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:16:20,172 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-14 10:16:20,349 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable23,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable25,SelfDestructingSolverStorable15,SelfDestructingSolverStorable26,SelfDestructingSolverStorable16,SelfDestructingSolverStorable27,SelfDestructingSolverStorable17 [2024-11-14 10:16:20,350 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:16:20,605 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:20,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:33,088 WARN L286 SmtUtils]: Spent 5.29s on a formula simplification. DAG size of input: 34 DAG size of output: 30 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:16:33,091 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_11 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:33,091 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_In_7 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:33,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:33,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1548193290, now seen corresponding path program 1 times [2024-11-14 10:16:33,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:33,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581494976] [2024-11-14 10:16:33,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:33,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:33,460 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 33 proven. 54 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:16:33,460 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:33,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581494976] [2024-11-14 10:16:33,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581494976] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:33,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [78678935] [2024-11-14 10:16:33,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:33,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:33,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:33,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-14 10:16:33,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:33,851 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 48 proven. 39 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-11-14 10:16:33,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [78678935] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:33,852 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:33,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:34,125 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:34,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:42,305 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:42,305 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:42,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:42,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1695646779, now seen corresponding path program 1 times [2024-11-14 10:16:42,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:42,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813036684] [2024-11-14 10:16:42,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:42,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 15 proven. 116 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-14 10:16:42,773 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:42,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813036684] [2024-11-14 10:16:42,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813036684] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:42,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1786872357] [2024-11-14 10:16:42,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:42,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:42,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:42,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-14 10:16:43,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1786872357] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:43,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:43,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:43,462 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:43,462 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 10:16:52,414 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_13 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:52,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:52,415 INFO L85 PathProgramCache]: Analyzing trace with hash -365567343, now seen corresponding path program 1 times [2024-11-14 10:16:52,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:52,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449650871] [2024-11-14 10:16:52,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:52,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 24 proven. 135 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-14 10:16:52,987 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:52,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449650871] [2024-11-14 10:16:52,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449650871] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:52,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1721931366] [2024-11-14 10:16:52,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:52,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:53,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:16:53,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 132 proven. 27 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-14 10:16:53,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1721931366] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:53,426 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:53,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:16:53,559 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:16:53,560 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 10:16:53,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:53,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1156187164, now seen corresponding path program 1 times [2024-11-14 10:16:53,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:53,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338419000] [2024-11-14 10:16:53,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:53,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:54,477 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 104 proven. 103 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2024-11-14 10:16:54,477 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:16:54,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338419000] [2024-11-14 10:16:54,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338419000] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:54,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [380556842] [2024-11-14 10:16:54,477 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:54,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:16:54,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:16:54,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:16:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 330 proven. 175 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-14 10:16:55,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [380556842] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:16:55,483 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:16:55,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 27] total 40 [2024-11-14 10:16:55,741 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:16:55,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:16:59,758 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:59,759 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:16:59,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:16:59,760 INFO L85 PathProgramCache]: Analyzing trace with hash 1482057581, now seen corresponding path program 1 times [2024-11-14 10:16:59,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:16:59,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951675192] [2024-11-14 10:16:59,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:16:59,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:16:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:00,393 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 104 proven. 103 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2024-11-14 10:17:00,394 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:00,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951675192] [2024-11-14 10:17:00,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951675192] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:00,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1876443178] [2024-11-14 10:17:00,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:00,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:00,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:17:00,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:01,393 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 330 proven. 175 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-14 10:17:01,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1876443178] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:01,394 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:01,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 27] total 40 [2024-11-14 10:17:01,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:01,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:01,580 INFO L85 PathProgramCache]: Analyzing trace with hash 514875027, now seen corresponding path program 1 times [2024-11-14 10:17:01,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:01,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076154867] [2024-11-14 10:17:01,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:01,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:02,852 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 29 proven. 344 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-11-14 10:17:02,852 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:02,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076154867] [2024-11-14 10:17:02,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076154867] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:02,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2074587500] [2024-11-14 10:17:02,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:02,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:02,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:17:02,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:03,880 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 198 proven. 175 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2024-11-14 10:17:03,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2074587500] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:03,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:03,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 10:17:04,006 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:17:04,007 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 10:17:04,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:04,137 INFO L85 PathProgramCache]: Analyzing trace with hash 2103304629, now seen corresponding path program 1 times [2024-11-14 10:17:04,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:04,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418089807] [2024-11-14 10:17:04,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:04,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 6 proven. 130 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 10:17:05,066 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:05,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418089807] [2024-11-14 10:17:05,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418089807] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:05,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1662732067] [2024-11-14 10:17:05,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:05,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:05,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 1284 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-14 10:17:05,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:05,703 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 109 proven. 27 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2024-11-14 10:17:05,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1662732067] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:05,703 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:05,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2024-11-14 10:17:05,984 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:05,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:08,286 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:08,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:08,288 INFO L85 PathProgramCache]: Analyzing trace with hash 558756249, now seen corresponding path program 1 times [2024-11-14 10:17:08,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:08,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379859480] [2024-11-14 10:17:08,288 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:08,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 26 proven. 289 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2024-11-14 10:17:09,596 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:09,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379859480] [2024-11-14 10:17:09,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379859480] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:09,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [244772389] [2024-11-14 10:17:09,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:09,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:09,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 1334 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:17:09,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:10,541 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 140 proven. 175 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2024-11-14 10:17:10,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [244772389] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:10,541 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:10,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 10:17:10,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:10,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1972979153, now seen corresponding path program 6 times [2024-11-14 10:17:10,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:10,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50121180] [2024-11-14 10:17:10,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:10,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:11,975 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 17 proven. 273 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-11-14 10:17:11,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:11,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50121180] [2024-11-14 10:17:11,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50121180] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:11,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [390759485] [2024-11-14 10:17:11,976 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:17:11,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:11,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:17:11,980 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:17:11,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-14 10:17:12,690 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-14 10:17:12,690 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:17:12,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 1088 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 10:17:12,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-11-14 10:17:13,670 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:17:14,045 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 10:17:14,045 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-11-14 10:17:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 6 proven. 87 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-11-14 10:17:14,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [390759485] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:17:14,562 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:17:14,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 16, 16] total 55 [2024-11-14 10:17:14,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670091714] [2024-11-14 10:17:14,562 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:17:14,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-14 10:17:14,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:14,567 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-14 10:17:14,569 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=319, Invalid=2651, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 10:17:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:14,569 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:14,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 11.872727272727273) internal successors, (653), 55 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:17:14,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:17:16,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:17:16,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:17:17,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-14 10:17:17,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable41,SelfDestructingSolverStorable31,SelfDestructingSolverStorable42,SelfDestructingSolverStorable29,SelfDestructingSolverStorable32,SelfDestructingSolverStorable43,SelfDestructingSolverStorable33,SelfDestructingSolverStorable44,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable28,SelfDestructingSolverStorable39 [2024-11-14 10:17:17,187 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:17:17,559 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:17,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:23,366 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_19 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:23,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:23,367 INFO L85 PathProgramCache]: Analyzing trace with hash -751195343, now seen corresponding path program 1 times [2024-11-14 10:17:23,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:23,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807518579] [2024-11-14 10:17:23,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:23,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:23,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:23,816 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:17:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:24,176 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:17:24,550 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:24,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:25,383 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:25,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:25,384 INFO L85 PathProgramCache]: Analyzing trace with hash -1026909888, now seen corresponding path program 1 times [2024-11-14 10:17:25,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:25,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340747364] [2024-11-14 10:17:25,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:25,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 67 proven. 171 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2024-11-14 10:17:26,275 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:26,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340747364] [2024-11-14 10:17:26,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340747364] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:26,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [305845047] [2024-11-14 10:17:26,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:26,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:26,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 854 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:26,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:26,920 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 153 proven. 85 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2024-11-14 10:17:26,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [305845047] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:26,920 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:26,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:27,185 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:27,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:32,879 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_21 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:32,879 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:32,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:32,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1573302476, now seen corresponding path program 1 times [2024-11-14 10:17:32,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:32,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271666447] [2024-11-14 10:17:32,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:32,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:33,855 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 54 proven. 219 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-14 10:17:33,856 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:33,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271666447] [2024-11-14 10:17:33,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271666447] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:33,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [126595681] [2024-11-14 10:17:33,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:33,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:33,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:33,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 188 proven. 85 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-14 10:17:34,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [126595681] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:34,456 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:34,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2024-11-14 10:17:34,583 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:17:34,584 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 10:17:34,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:34,751 INFO L85 PathProgramCache]: Analyzing trace with hash -2071462223, now seen corresponding path program 1 times [2024-11-14 10:17:34,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:34,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421371766] [2024-11-14 10:17:34,751 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:34,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:34,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 136 proven. 221 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2024-11-14 10:17:35,487 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:35,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421371766] [2024-11-14 10:17:35,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421371766] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:35,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [848287198] [2024-11-14 10:17:35,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:35,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:35,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 1054 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 10:17:35,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 338 proven. 232 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-14 10:17:36,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [848287198] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:36,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:36,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 30] total 49 [2024-11-14 10:17:36,910 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:36,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:38,664 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:38,664 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_15 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:38,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:38,665 INFO L85 PathProgramCache]: Analyzing trace with hash 209173672, now seen corresponding path program 1 times [2024-11-14 10:17:38,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:38,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623007431] [2024-11-14 10:17:38,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:38,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:39,435 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 136 proven. 221 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2024-11-14 10:17:39,435 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:39,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623007431] [2024-11-14 10:17:39,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623007431] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:39,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [99076600] [2024-11-14 10:17:39,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:39,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:39,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 1061 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 10:17:39,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:40,546 INFO L134 CoverageAnalysis]: Checked inductivity of 658 backedges. 338 proven. 232 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-14 10:17:40,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [99076600] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:40,546 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:40,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 30] total 49 [2024-11-14 10:17:40,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:17:40,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:40,751 INFO L85 PathProgramCache]: Analyzing trace with hash -268666520, now seen corresponding path program 1 times [2024-11-14 10:17:40,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:40,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248291172] [2024-11-14 10:17:40,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:40,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 42 proven. 419 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-11-14 10:17:42,019 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:42,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248291172] [2024-11-14 10:17:42,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248291172] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:42,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [165269997] [2024-11-14 10:17:42,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:42,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:42,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 10:17:42,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 229 proven. 232 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-11-14 10:17:43,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [165269997] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:43,058 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:43,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 55 [2024-11-14 10:17:43,189 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:17:43,189 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 10:17:43,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:43,327 INFO L85 PathProgramCache]: Analyzing trace with hash 571394314, now seen corresponding path program 1 times [2024-11-14 10:17:43,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:43,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733335042] [2024-11-14 10:17:43,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:43,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 35 proven. 401 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-11-14 10:17:44,829 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:44,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733335042] [2024-11-14 10:17:44,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733335042] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:44,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [267638308] [2024-11-14 10:17:44,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:44,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:44,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:44,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 1326 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 10:17:44,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:45,848 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 204 proven. 232 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-11-14 10:17:45,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [267638308] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:45,849 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:45,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 55 [2024-11-14 10:17:46,151 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:46,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:47,712 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:47,713 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:47,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:47,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1309992302, now seen corresponding path program 1 times [2024-11-14 10:17:47,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:47,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321594583] [2024-11-14 10:17:47,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:47,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:48,998 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 35 proven. 401 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-11-14 10:17:48,998 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:17:48,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321594583] [2024-11-14 10:17:48,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321594583] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:48,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [753706006] [2024-11-14 10:17:48,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:48,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:49,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 1376 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-14 10:17:49,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:50,145 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 204 proven. 232 refuted. 0 times theorem prover too weak. 337 trivial. 0 not checked. [2024-11-14 10:17:50,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [753706006] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:50,146 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:17:50,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 55 [2024-11-14 10:17:50,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:50,147 INFO L85 PathProgramCache]: Analyzing trace with hash 1634925108, now seen corresponding path program 7 times [2024-11-14 10:17:50,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:17:50,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903117578] [2024-11-14 10:17:50,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:50,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:51,447 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 23 proven. 324 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2024-11-14 10:17:51,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:17:51,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903117578] [2024-11-14 10:17:51,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903117578] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:17:51,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525408493] [2024-11-14 10:17:51,447 INFO L95 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-11-14 10:17:51,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:17:51,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:17:51,450 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:17:51,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-14 10:17:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:17:51,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 1456 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 10:17:51,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:17:52,617 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 346 proven. 85 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-14 10:17:52,617 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:17:53,297 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 266 proven. 165 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-14 10:17:53,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525408493] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:17:53,298 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:17:53,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 21, 21] total 67 [2024-11-14 10:17:53,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520048224] [2024-11-14 10:17:53,298 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:17:53,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-11-14 10:17:53,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:17:53,300 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-11-14 10:17:53,302 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=449, Invalid=3973, Unknown=0, NotChecked=0, Total=4422 [2024-11-14 10:17:53,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:53,302 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:17:53,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 10.298507462686567) internal successors, (690), 67 states have internal predecessors, (690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:17:53,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:17:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:55,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:17:55,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:17:55,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:17:55,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-14 10:17:55,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable50,SelfDestructingSolverStorable51,SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54,SelfDestructingSolverStorable55,SelfDestructingSolverStorable45,SelfDestructingSolverStorable56,SelfDestructingSolverStorable46,SelfDestructingSolverStorable57,SelfDestructingSolverStorable47,SelfDestructingSolverStorable58,SelfDestructingSolverStorable48,SelfDestructingSolverStorable59,SelfDestructingSolverStorable49 [2024-11-14 10:17:55,442 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:17:55,745 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:17:55,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:17:59,617 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_27 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:17:59,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:17:59,618 INFO L85 PathProgramCache]: Analyzing trace with hash 658877483, now seen corresponding path program 1 times [2024-11-14 10:17:59,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:17:59,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850079729] [2024-11-14 10:17:59,619 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:17:59,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:17:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:17:59,856 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:18:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:00,248 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:18:00,736 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:00,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:11,619 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:11,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:11,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1415946310, now seen corresponding path program 1 times [2024-11-14 10:18:11,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:11,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322637270] [2024-11-14 10:18:11,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:11,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:12,235 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 112 proven. 178 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-14 10:18:12,235 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:12,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322637270] [2024-11-14 10:18:12,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322637270] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:12,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2100875838] [2024-11-14 10:18:12,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:12,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:12,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 882 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:18:12,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:12,944 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 164 proven. 126 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-14 10:18:12,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2100875838] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:12,944 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:12,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:18:13,234 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:13,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:21,316 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:21,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:21,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1045733318, now seen corresponding path program 1 times [2024-11-14 10:18:21,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:21,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133847801] [2024-11-14 10:18:21,317 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:21,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:22,019 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 83 proven. 257 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-11-14 10:18:22,019 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:22,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133847801] [2024-11-14 10:18:22,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133847801] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:22,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [302836250] [2024-11-14 10:18:22,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:22,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:22,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:18:22,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:22,714 INFO L134 CoverageAnalysis]: Checked inductivity of 671 backedges. 214 proven. 126 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2024-11-14 10:18:22,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [302836250] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:22,715 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:22,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:18:22,859 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:18:22,859 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 10:18:23,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:23,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1099854247, now seen corresponding path program 1 times [2024-11-14 10:18:23,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:23,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385757336] [2024-11-14 10:18:23,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:23,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 146 proven. 261 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-14 10:18:23,970 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:23,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385757336] [2024-11-14 10:18:23,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385757336] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:23,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [596313983] [2024-11-14 10:18:23,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:23,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:24,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:24,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 1082 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:18:24,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:24,670 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 281 proven. 126 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-14 10:18:24,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [596313983] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:24,670 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:24,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:18:24,977 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:24,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:28,179 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:28,179 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_31 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:28,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:28,180 INFO L85 PathProgramCache]: Analyzing trace with hash -264264286, now seen corresponding path program 1 times [2024-11-14 10:18:28,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:28,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786472893] [2024-11-14 10:18:28,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:28,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 146 proven. 261 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-14 10:18:28,990 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:28,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786472893] [2024-11-14 10:18:28,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786472893] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:28,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1119241907] [2024-11-14 10:18:28,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:28,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:29,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 1089 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:18:29,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:29,702 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 281 proven. 126 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2024-11-14 10:18:29,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1119241907] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:29,702 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:29,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 43 [2024-11-14 10:18:29,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:18:29,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:29,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1369135582, now seen corresponding path program 1 times [2024-11-14 10:18:29,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:29,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431812226] [2024-11-14 10:18:29,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:29,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:31,235 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 61 proven. 519 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-11-14 10:18:31,235 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:31,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431812226] [2024-11-14 10:18:31,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431812226] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:31,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2040173584] [2024-11-14 10:18:31,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:31,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:31,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 1316 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:18:31,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:32,417 INFO L134 CoverageAnalysis]: Checked inductivity of 873 backedges. 283 proven. 297 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-11-14 10:18:32,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2040173584] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:32,417 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:32,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:18:32,552 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:18:32,552 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 10:18:32,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:32,692 INFO L85 PathProgramCache]: Analyzing trace with hash 1081740416, now seen corresponding path program 1 times [2024-11-14 10:18:32,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:32,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635778970] [2024-11-14 10:18:32,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:32,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:34,072 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 48 proven. 484 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-11-14 10:18:34,072 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:34,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635778970] [2024-11-14 10:18:34,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635778970] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:34,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2035190908] [2024-11-14 10:18:34,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:34,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:34,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 1354 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:18:34,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:35,298 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 235 proven. 297 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-11-14 10:18:35,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2035190908] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:35,298 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:35,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:18:35,573 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:35,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:37,770 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_34 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:37,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:37,771 INFO L85 PathProgramCache]: Analyzing trace with hash 47188964, now seen corresponding path program 1 times [2024-11-14 10:18:37,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:37,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939405691] [2024-11-14 10:18:37,771 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:37,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:39,239 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 48 proven. 484 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-11-14 10:18:39,239 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:18:39,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939405691] [2024-11-14 10:18:39,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939405691] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:39,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [534228268] [2024-11-14 10:18:39,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:39,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:39,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 1404 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:18:39,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:40,474 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 235 proven. 297 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2024-11-14 10:18:40,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [534228268] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:40,475 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:18:40,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 61 [2024-11-14 10:18:40,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:40,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1100604778, now seen corresponding path program 8 times [2024-11-14 10:18:40,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:18:40,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375611075] [2024-11-14 10:18:40,476 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:40,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:18:41,992 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 26 proven. 411 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-11-14 10:18:41,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:18:41,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375611075] [2024-11-14 10:18:41,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375611075] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:18:41,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [67519089] [2024-11-14 10:18:41,992 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 10:18:41,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:18:41,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:18:41,994 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:18:41,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-14 10:18:42,569 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 10:18:42,569 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:18:42,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 1484 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-14 10:18:42,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:18:43,399 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 375 proven. 126 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-14 10:18:43,399 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:18:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 286 proven. 215 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-14 10:18:44,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [67519089] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:18:44,208 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:18:44,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 24, 24] total 76 [2024-11-14 10:18:44,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324453298] [2024-11-14 10:18:44,209 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:18:44,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 76 states [2024-11-14 10:18:44,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:18:44,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2024-11-14 10:18:44,212 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=574, Invalid=5126, Unknown=0, NotChecked=0, Total=5700 [2024-11-14 10:18:44,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:44,212 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:18:44,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 76 states, 76 states have (on average 9.802631578947368) internal successors, (745), 76 states have internal predecessors, (745), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:18:44,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:18:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:18:46,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:18:46,436 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 10:18:46,612 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable61,SelfDestructingSolverStorable72,SelfDestructingSolverStorable62,SelfDestructingSolverStorable73,SelfDestructingSolverStorable63,SelfDestructingSolverStorable74,SelfDestructingSolverStorable64,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 10:18:46,612 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:18:46,910 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:18:46,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:18:59,404 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_35 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:59,404 WARN L331 ript$VariableManager]: TermVariable v_~q1_back~0_In_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:18:59,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:18:59,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1934472923, now seen corresponding path program 1 times [2024-11-14 10:18:59,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:18:59,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424219859] [2024-11-14 10:18:59,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:18:59,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:18:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:59,582 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:18:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:18:59,903 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:19:00,223 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:00,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:02,007 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_23 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:02,007 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_36 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:02,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:02,008 INFO L85 PathProgramCache]: Analyzing trace with hash -850935244, now seen corresponding path program 1 times [2024-11-14 10:19:02,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:02,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788988035] [2024-11-14 10:19:02,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:02,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:02,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 112 proven. 227 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-14 10:19:02,823 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:02,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788988035] [2024-11-14 10:19:02,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788988035] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:02,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [705141504] [2024-11-14 10:19:02,823 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:02,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:02,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-14 10:19:02,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:03,563 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 163 proven. 176 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-11-14 10:19:03,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [705141504] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:03,564 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:03,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 10:19:03,856 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:03,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:11,598 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification. DAG size of input: 39 DAG size of output: 18 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-11-14 10:19:11,600 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_37 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:11,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:11,601 INFO L85 PathProgramCache]: Analyzing trace with hash 285682368, now seen corresponding path program 1 times [2024-11-14 10:19:11,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:11,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975828078] [2024-11-14 10:19:11,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:11,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:12,404 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 128 proven. 284 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-14 10:19:12,405 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:12,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975828078] [2024-11-14 10:19:12,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975828078] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:12,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [2103178024] [2024-11-14 10:19:12,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:12,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:12,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:19:12,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 793 backedges. 237 proven. 175 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-14 10:19:13,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [2103178024] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:13,194 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:13,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 10:19:13,348 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:19:13,348 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 10:19:13,543 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:13,543 INFO L85 PathProgramCache]: Analyzing trace with hash -687814499, now seen corresponding path program 1 times [2024-11-14 10:19:13,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:13,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751670073] [2024-11-14 10:19:13,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:13,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 176 proven. 306 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-14 10:19:14,438 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:14,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751670073] [2024-11-14 10:19:14,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751670073] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:14,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1057589099] [2024-11-14 10:19:14,438 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:14,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:14,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:19:14,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 307 proven. 175 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-14 10:19:15,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1057589099] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:15,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:15,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 10:19:15,549 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:15,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:17,256 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_39 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:17,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:17,257 INFO L85 PathProgramCache]: Analyzing trace with hash 152578716, now seen corresponding path program 1 times [2024-11-14 10:19:17,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:17,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410091766] [2024-11-14 10:19:17,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:17,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:18,162 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 176 proven. 306 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-14 10:19:18,163 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:18,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410091766] [2024-11-14 10:19:18,163 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410091766] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:18,163 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [492047057] [2024-11-14 10:19:18,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:18,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:18,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 10:19:18,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:19,011 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 307 proven. 175 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2024-11-14 10:19:19,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [492047057] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:19,011 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:19,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27] total 49 [2024-11-14 10:19:19,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 6 [2024-11-14 10:19:19,230 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:19,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1230184020, now seen corresponding path program 1 times [2024-11-14 10:19:19,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:19,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804336881] [2024-11-14 10:19:19,230 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:19,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:20,705 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 110 proven. 603 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2024-11-14 10:19:20,705 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:20,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804336881] [2024-11-14 10:19:20,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804336881] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:20,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1033648248] [2024-11-14 10:19:20,706 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:20,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:20,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 1344 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:20,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:22,170 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 343 proven. 370 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2024-11-14 10:19:22,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1033648248] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:22,171 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:22,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:22,375 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-11-14 10:19:22,376 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 10:19:22,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:22,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1120416758, now seen corresponding path program 1 times [2024-11-14 10:19:22,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:22,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693074426] [2024-11-14 10:19:22,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:22,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 67 proven. 592 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-14 10:19:24,120 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:24,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693074426] [2024-11-14 10:19:24,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693074426] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:24,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [577073083] [2024-11-14 10:19:24,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:24,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:24,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:24,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:24,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:25,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 289 proven. 370 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-14 10:19:25,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [577073083] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:25,422 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:25,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:25,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:25,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:29,425 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_42 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:29,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:29,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1976035750, now seen corresponding path program 1 times [2024-11-14 10:19:29,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:29,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282980022] [2024-11-14 10:19:29,427 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:29,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:31,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 67 proven. 592 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-14 10:19:31,026 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:19:31,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282980022] [2024-11-14 10:19:31,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282980022] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:31,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [535537945] [2024-11-14 10:19:31,027 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:31,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:31,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:31,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-14 10:19:31,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 289 proven. 370 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-11-14 10:19:32,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [535537945] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:32,478 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:19:32,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 67 [2024-11-14 10:19:32,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:32,479 INFO L85 PathProgramCache]: Analyzing trace with hash 107140856, now seen corresponding path program 9 times [2024-11-14 10:19:32,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:19:32,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553084656] [2024-11-14 10:19:32,479 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:32,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 35 proven. 539 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2024-11-14 10:19:34,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:19:34,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553084656] [2024-11-14 10:19:34,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553084656] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:34,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297552039] [2024-11-14 10:19:34,218 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 10:19:34,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:19:34,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:19:34,220 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:19:34,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-14 10:19:35,049 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-14 10:19:35,049 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:19:35,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-14 10:19:35,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 292 proven. 0 refuted. 0 times theorem prover too weak. 709 trivial. 0 not checked. [2024-11-14 10:19:35,964 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 10:19:35,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297552039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 10:19:35,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:19:35,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [36] total 64 [2024-11-14 10:19:35,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109743082] [2024-11-14 10:19:35,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 10:19:35,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-11-14 10:19:35,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:19:35,966 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-11-14 10:19:35,968 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=550, Invalid=3482, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 10:19:35,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:35,969 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:19:35,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 11.366666666666667) internal successors, (341), 30 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:19:35,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:19:35,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:19:35,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:19:35,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:19:35,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:19:40,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:19:40,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-14 10:19:40,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-14 10:19:41,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable80,SelfDestructingSolverStorable91,SelfDestructingSolverStorable81,SelfDestructingSolverStorable92,SelfDestructingSolverStorable82,SelfDestructingSolverStorable83,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,11 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87,SelfDestructingSolverStorable77,SelfDestructingSolverStorable88,SelfDestructingSolverStorable78,SelfDestructingSolverStorable89,SelfDestructingSolverStorable79 [2024-11-14 10:19:41,064 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:19:41,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:41,065 INFO L85 PathProgramCache]: Analyzing trace with hash -811869559, now seen corresponding path program 10 times [2024-11-14 10:19:41,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:19:41,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848577407] [2024-11-14 10:19:41,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:41,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:19:43,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2642 backedges. 48 proven. 580 refuted. 0 times theorem prover too weak. 2014 trivial. 0 not checked. [2024-11-14 10:19:43,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:19:43,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848577407] [2024-11-14 10:19:43,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848577407] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:19:43,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617826079] [2024-11-14 10:19:43,458 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 10:19:43,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:19:43,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:19:43,461 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:19:43,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-14 10:19:44,161 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 10:19:44,161 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:19:44,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 1196 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-14 10:19:44,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:19:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2642 backedges. 1814 proven. 175 refuted. 0 times theorem prover too weak. 653 trivial. 0 not checked. [2024-11-14 10:19:47,196 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:19:49,261 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-14 10:19:49,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 4 [2024-11-14 10:19:50,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2642 backedges. 845 proven. 1144 refuted. 0 times theorem prover too weak. 653 trivial. 0 not checked. [2024-11-14 10:19:50,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617826079] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:19:50,175 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:19:50,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 104 [2024-11-14 10:19:50,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081600543] [2024-11-14 10:19:50,175 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:19:50,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 104 states [2024-11-14 10:19:50,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:19:50,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2024-11-14 10:19:50,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1394, Invalid=9318, Unknown=0, NotChecked=0, Total=10712 [2024-11-14 10:19:50,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:50,180 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:19:50,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 104 states, 104 states have (on average 10.173076923076923) internal successors, (1058), 104 states have internal predecessors, (1058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-14 10:19:50,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:54,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-14 10:19:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-11-14 10:19:54,448 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-14 10:19:54,632 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,SelfDestructingSolverStorable93 [2024-11-14 10:19:54,633 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:19:54,914 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:19:54,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:19:59,076 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_43 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:19:59,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:19:59,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1521302664, now seen corresponding path program 1 times [2024-11-14 10:19:59,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:19:59,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919942325] [2024-11-14 10:19:59,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:19:59,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:19:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:19:59,422 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:19:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:19:59,970 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:20:00,354 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:20:00,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:20:13,021 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_44 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:13,021 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:13,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:13,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1247391145, now seen corresponding path program 1 times [2024-11-14 10:20:13,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:13,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108506011] [2024-11-14 10:20:13,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:13,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:20:13,518 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:20:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:20:14,147 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:20:14,458 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:20:14,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:20:26,214 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_45 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:26,214 WARN L331 ript$VariableManager]: TermVariable v_~q1_front~0_In_29 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:26,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:26,215 INFO L85 PathProgramCache]: Analyzing trace with hash 257835174, now seen corresponding path program 1 times [2024-11-14 10:20:26,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:26,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407385997] [2024-11-14 10:20:26,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:26,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:27,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1835 backedges. 303 proven. 669 refuted. 0 times theorem prover too weak. 863 trivial. 0 not checked. [2024-11-14 10:20:27,916 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:27,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407385997] [2024-11-14 10:20:27,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407385997] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:27,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1488107810] [2024-11-14 10:20:27,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:27,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:28,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-14 10:20:28,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:29,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1835 backedges. 361 proven. 611 refuted. 0 times theorem prover too weak. 863 trivial. 0 not checked. [2024-11-14 10:20:29,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1488107810] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:29,336 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:29,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 73 [2024-11-14 10:20:29,680 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:20:29,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:20:31,573 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_46 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:20:31,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:31,574 INFO L85 PathProgramCache]: Analyzing trace with hash 742736979, now seen corresponding path program 1 times [2024-11-14 10:20:31,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:20:31,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947869599] [2024-11-14 10:20:31,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:31,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:34,423 INFO L134 CoverageAnalysis]: Checked inductivity of 3145 backedges. 966 proven. 1608 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2024-11-14 10:20:34,423 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:20:34,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947869599] [2024-11-14 10:20:34,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947869599] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:34,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [602057902] [2024-11-14 10:20:34,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:34,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:34,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 1807 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-14 10:20:34,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:20:36,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3145 backedges. 1719 proven. 855 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2024-11-14 10:20:36,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [602057902] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:36,680 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:20:36,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51] total 97 [2024-11-14 10:20:36,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:20:36,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1295760512, now seen corresponding path program 11 times [2024-11-14 10:20:36,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:20:36,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115523630] [2024-11-14 10:20:36,681 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:20:36,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:20:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:20:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 217 proven. 1789 refuted. 0 times theorem prover too weak. 1397 trivial. 0 not checked. [2024-11-14 10:20:40,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:20:40,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115523630] [2024-11-14 10:20:40,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115523630] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:20:40,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738027182] [2024-11-14 10:20:40,255 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-14 10:20:40,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:20:40,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:20:40,257 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 10:20:40,257 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 10:26:33,257 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2024-11-14 10:26:33,257 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 10:26:33,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 2232 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 10:26:33,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:26:35,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 1603 proven. 451 refuted. 0 times theorem prover too weak. 1349 trivial. 0 not checked. [2024-11-14 10:26:35,168 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 10:26:37,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 1394 proven. 660 refuted. 0 times theorem prover too weak. 1349 trivial. 0 not checked. [2024-11-14 10:26:37,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738027182] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 10:26:37,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 10:26:37,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 41, 41] total 129 [2024-11-14 10:26:37,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038548700] [2024-11-14 10:26:37,142 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 10:26:37,143 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 129 states [2024-11-14 10:26:37,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:26:37,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2024-11-14 10:26:37,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1721, Invalid=14791, Unknown=0, NotChecked=0, Total=16512 [2024-11-14 10:26:37,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:26:37,149 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:26:37,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 129 states, 129 states have (on average 9.069767441860465) internal successors, (1170), 129 states have internal predecessors, (1170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-11-14 10:26:37,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-11-14 10:26:42,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 142 states. [2024-11-14 10:26:42,383 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 10:26:42,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97,SelfDestructingSolverStorable98,SelfDestructingSolverStorable99,13 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2024-11-14 10:26:42,437 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 10:26:42,741 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:26:42,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:26:45,028 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_47 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:26:45,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:26:45,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1378060872, now seen corresponding path program 1 times [2024-11-14 10:26:45,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:26:45,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351542190] [2024-11-14 10:26:45,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:26:45,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:26:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:26:45,406 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:26:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:26:45,915 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:26:46,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:26:46,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:26:57,079 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_48 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:26:57,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:26:57,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1827790471, now seen corresponding path program 1 times [2024-11-14 10:26:57,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:26:57,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049670883] [2024-11-14 10:26:57,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:26:57,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:26:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:26:57,668 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 10:26:58,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 10:26:58,266 INFO L130 FreeRefinementEngine]: Strategy SMTINTERPOL found a feasible trace [2024-11-14 10:26:58,624 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:26:58,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:27:00,980 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_49 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:27:00,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:27:00,981 INFO L85 PathProgramCache]: Analyzing trace with hash 994416142, now seen corresponding path program 1 times [2024-11-14 10:27:00,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:27:00,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207853575] [2024-11-14 10:27:00,981 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:27:00,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:27:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:27:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2247 backedges. 238 proven. 1033 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-11-14 10:27:03,149 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:27:03,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207853575] [2024-11-14 10:27:03,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207853575] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:27:03,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1330293401] [2024-11-14 10:27:03,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:27:03,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:27:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:27:03,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 1386 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-14 10:27:03,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:27:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2247 backedges. 310 proven. 961 refuted. 0 times theorem prover too weak. 976 trivial. 0 not checked. [2024-11-14 10:27:05,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1330293401] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:27:05,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:27:05,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48] total 91 [2024-11-14 10:27:05,420 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 10:27:05,420 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 96 treesize of output 51 [2024-11-14 10:27:11,891 WARN L331 ript$VariableManager]: TermVariable v_~q2_front~0_In_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 10:27:11,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:27:11,892 INFO L85 PathProgramCache]: Analyzing trace with hash -381895037, now seen corresponding path program 1 times [2024-11-14 10:27:11,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SMTINTERPOL [2024-11-14 10:27:11,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477401687] [2024-11-14 10:27:11,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:27:11,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:27:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:27:15,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3557 backedges. 1117 proven. 1625 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2024-11-14 10:27:15,024 INFO L136 FreeRefinementEngine]: Strategy SMTINTERPOL found an infeasible trace [2024-11-14 10:27:15,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477401687] [2024-11-14 10:27:15,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477401687] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:27:15,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolSpWp [1344088654] [2024-11-14 10:27:15,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:27:15,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:27:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:27:15,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-11-14 10:27:15,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 10:27:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 3557 backedges. 1766 proven. 976 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2024-11-14 10:27:17,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolSpWp [1344088654] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:27:17,404 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-14 10:27:17,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 54] total 103 [2024-11-14 10:27:17,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 10:27:17,405 INFO L85 PathProgramCache]: Analyzing trace with hash 940869852, now seen corresponding path program 12 times [2024-11-14 10:27:17,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 10:27:17,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638501694] [2024-11-14 10:27:17,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 10:27:17,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 10:27:17,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 10:27:21,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3815 backedges. 287 proven. 1980 refuted. 0 times theorem prover too weak. 1548 trivial. 0 not checked. [2024-11-14 10:27:21,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 10:27:21,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638501694] [2024-11-14 10:27:21,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638501694] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 10:27:21,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2108268205] [2024-11-14 10:27:21,229 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-14 10:27:21,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 10:27:21,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 10:27:21,231 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 10:27:21,232 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 Received shutdown request... [2024-11-14 10:29:03,599 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 10:29:03,599 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 10:29:03,599 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-14 10:29:04,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-11-14 10:29:04,801 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forcibly destroying the process [2024-11-14 10:29:04,806 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forcibly destroying the process [2024-11-14 10:29:04,829 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-14 10:29:04,829 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-14 10:29:04,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2024-11-14 10:29:04,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691126425] [2024-11-14 10:29:04,829 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-14 10:29:04,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-11-14 10:29:04,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 10:29:04,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-11-14 10:29:04,836 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 137 [2024-11-14 10:29:04,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=483, Invalid=2379, Unknown=0, NotChecked=0, Total=2862 [2024-11-14 10:29:04,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:29:04,841 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 10:29:04,841 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 9.055555555555555) internal successors, (489), 54 states have internal predecessors, (489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 142 states. [2024-11-14 10:29:04,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 10:29:04,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,SelfDestructingSolverStorable105,SelfDestructingSolverStorable106,SelfDestructingSolverStorable107,SelfDestructingSolverStorable101,SelfDestructingSolverStorable102,SelfDestructingSolverStorable103 [2024-11-14 10:29:04,843 WARN L596 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-11-14 10:29:04,856 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-14 10:29:04,857 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 10:29:04,857 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 10:29:04,857 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 10:29:04,857 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 10:29:04,870 INFO L422 BasicCegarLoop]: Path program histogram: [12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 10:29:04,890 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 10:29:04,890 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 10:29:04,896 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction. Reason: Timeout or Toolchain cancelled by user [2024-11-14 10:29:04,906 INFO L158 Benchmark]: Toolchain (without parser) took 822084.28ms. Allocated memory was 100.7MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 72.4MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 212.4MB. Max. memory is 8.0GB. [2024-11-14 10:29:04,906 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:29:04,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.96ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 59.1MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-14 10:29:04,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.56ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 56.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:29:04,906 INFO L158 Benchmark]: Boogie Preprocessor took 44.03ms. Allocated memory is still 100.7MB. Free memory was 56.9MB in the beginning and 55.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 10:29:04,907 INFO L158 Benchmark]: RCFGBuilder took 822.44ms. Allocated memory is still 100.7MB. Free memory was 55.2MB in the beginning and 55.9MB in the end (delta: -741.4kB). Peak memory consumption was 42.8MB. Max. memory is 8.0GB. [2024-11-14 10:29:04,907 INFO L158 Benchmark]: TraceAbstraction took 820873.86ms. Allocated memory was 100.7MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 55.4MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 194.7MB. Max. memory is 8.0GB. [2024-11-14 10:29:04,909 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 283.96ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 59.1MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.56ms. Allocated memory is still 100.7MB. Free memory was 59.1MB in the beginning and 56.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 44.03ms. Allocated memory is still 100.7MB. Free memory was 56.9MB in the beginning and 55.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 822.44ms. Allocated memory is still 100.7MB. Free memory was 55.2MB in the beginning and 55.9MB in the end (delta: -741.4kB). Peak memory consumption was 42.8MB. Max. memory is 8.0GB. * TraceAbstraction took 820873.86ms. Allocated memory was 100.7MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 55.4MB in the beginning and 1.7GB in the end (delta: -1.7GB). Peak memory consumption was 194.7MB. 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: 255485, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 26131, dependent conditional: 26115, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 230531, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 1177, dependent conditional: 1161, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 230531, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 1177, dependent conditional: 1161, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 238425, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 9071, dependent conditional: 9055, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 238425, independent: 229354, independent conditional: 4830, independent unconditional: 224524, dependent: 9071, dependent conditional: 787, dependent unconditional: 8284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 238425, independent: 229354, independent conditional: 4830, independent unconditional: 224524, dependent: 9071, dependent conditional: 787, dependent unconditional: 8284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2649, independent: 2578, independent conditional: 83, independent unconditional: 2495, dependent: 71, dependent conditional: 55, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2649, independent: 2489, independent conditional: 0, independent unconditional: 2489, dependent: 160, dependent conditional: 0, dependent unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 160, independent: 89, independent conditional: 83, independent unconditional: 6, dependent: 71, dependent conditional: 55, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 160, independent: 89, independent conditional: 83, independent unconditional: 6, dependent: 71, dependent conditional: 55, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6584, independent: 3203, independent conditional: 2924, independent unconditional: 279, dependent: 3381, dependent conditional: 2568, dependent unconditional: 813, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 50, Protected Queries: 0 ], Cache Queries: [ total: 238425, independent: 226776, independent conditional: 4747, independent unconditional: 222029, dependent: 9000, dependent conditional: 732, dependent unconditional: 8268, unknown: 2649, unknown conditional: 138, unknown unconditional: 2511] , Statistics on independence cache: Total cache size (in pairs): 2649, Positive cache size: 2578, Positive conditional cache size: 83, Positive unconditional cache size: 2495, Negative cache size: 71, Negative conditional cache size: 55, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 230054, Maximal queried relation: 3, Independence queries for same thread: 24954, Persistent sets #1 benchmarks: Persistent set computation time: 1.3s, Number of persistent set computation: 573, Number of trivial persistent sets: 342, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2754, independent: 2738, independent conditional: 0, independent unconditional: 2738, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 255485, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 26131, dependent conditional: 26115, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 230531, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 1177, dependent conditional: 1161, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 230531, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 1177, dependent conditional: 1161, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 238425, independent: 229354, independent conditional: 226616, independent unconditional: 2738, dependent: 9071, dependent conditional: 9055, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 238425, independent: 229354, independent conditional: 4830, independent unconditional: 224524, dependent: 9071, dependent conditional: 787, dependent unconditional: 8284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 238425, independent: 229354, independent conditional: 4830, independent unconditional: 224524, dependent: 9071, dependent conditional: 787, dependent unconditional: 8284, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2649, independent: 2578, independent conditional: 83, independent unconditional: 2495, dependent: 71, dependent conditional: 55, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2649, independent: 2489, independent conditional: 0, independent unconditional: 2489, dependent: 160, dependent conditional: 0, dependent unconditional: 160, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 160, independent: 89, independent conditional: 83, independent unconditional: 6, dependent: 71, dependent conditional: 55, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 160, independent: 89, independent conditional: 83, independent unconditional: 6, dependent: 71, dependent conditional: 55, dependent unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6584, independent: 3203, independent conditional: 2924, independent unconditional: 279, dependent: 3381, dependent conditional: 2568, dependent unconditional: 813, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 50, Protected Queries: 0 ], Cache Queries: [ total: 238425, independent: 226776, independent conditional: 4747, independent unconditional: 222029, dependent: 9000, dependent conditional: 732, dependent unconditional: 8268, unknown: 2649, unknown conditional: 138, unknown unconditional: 2511] , Statistics on independence cache: Total cache size (in pairs): 2649, Positive cache size: 2578, Positive conditional cache size: 83, Positive unconditional cache size: 2495, Negative cache size: 71, Negative conditional cache size: 55, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 230054, Maximal queried relation: 3, Independence queries for same thread: 24954 - TimeoutResultAtElement [Line: 150]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 143]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 141]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 140]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 142]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 260 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 820.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 12, EmptinessCheckTime: 28.9s, 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: 705, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 355.9s SatisfiabilityAnalysisTime, 40.3s InterpolantComputationTime, 12047 NumberOfCodeBlocks, 11341 NumberOfCodeBlocksAsserted, 63 NumberOfCheckSat, 16106 ConstructedInterpolants, 461 QuantifiedInterpolants, 64854 SizeOfPredicates, 189 NumberOfNonLiveVariables, 12765 ConjunctsInSsa, 270 ConjunctsInUnsatCore, 34 InterpolantComputations, 6 PerfectInterpolantSequences, 24607/33999 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: 285.2s, ConditionCalculationTime: 193.1s, CommutingCounterexamples: 0, ConditionCalculations: 1166, TraceChecks: 50, UnknownTraceChecks: 0, ImperfectProofs: 43, QuantifiedConditions: 0, FalseConditions: 0 - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction) Toolchain cancelled while executing Executor. [2024-11-14 10:29:04,916 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown