/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --traceabstraction.refinement.strategy.for.commutativity.condition.synthesis CAMEL -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-send-receive-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 21:15:28,011 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 21:15:28,074 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 21:15:28,078 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 21:15:28,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 21:15:28,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 21:15:28,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 21:15:28,106 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 21:15:28,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 21:15:28,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 21:15:28,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 21:15:28,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 21:15:28,107 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 21:15:28,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 21:15:28,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 21:15:28,108 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 21:15:28,108 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 21:15:28,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 21:15:28,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 21:15:28,109 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 21:15:28,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 21:15:28,110 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 21:15:28,110 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 21:15:28,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 21:15:28,110 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 21:15:28,110 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 21:15:28,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 21:15:28,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 21:15:28,112 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 21:15:28,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 21:15:28,112 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 21:15:28,112 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 21:15:28,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Refinement strategy for commutativity condition synthesis -> CAMEL [2024-11-14 21:15:28,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 21:15:28,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 21:15:28,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 21:15:28,386 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 21:15:28,387 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 21:15:28,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-send-receive-alt.wvr.c [2024-11-14 21:15:29,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 21:15:29,943 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 21:15:29,944 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/popl20-send-receive-alt.wvr.c [2024-11-14 21:15:29,953 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/156705fae/70e7e2a6ab524d1b8347ee3370a6cd0f/FLAG607927343 [2024-11-14 21:15:29,972 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/156705fae/70e7e2a6ab524d1b8347ee3370a6cd0f [2024-11-14 21:15:29,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 21:15:29,975 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 21:15:29,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 21:15:29,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 21:15:29,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 21:15:29,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:15:29" (1/1) ... [2024-11-14 21:15:29,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34cb0672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:29, skipping insertion in model container [2024-11-14 21:15:29,982 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 09:15:29" (1/1) ... [2024-11-14 21:15:29,998 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 21:15:30,150 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-send-receive-alt.wvr.c[2676,2689] [2024-11-14 21:15:30,159 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 21:15:30,168 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 21:15:30,188 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-send-receive-alt.wvr.c[2676,2689] [2024-11-14 21:15:30,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 21:15:30,209 INFO L204 MainTranslator]: Completed translation [2024-11-14 21:15:30,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30 WrapperNode [2024-11-14 21:15:30,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 21:15:30,211 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 21:15:30,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 21:15:30,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 21:15:30,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,249 INFO L138 Inliner]: procedures = 23, calls = 27, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 136 [2024-11-14 21:15:30,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 21:15:30,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 21:15:30,252 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 21:15:30,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 21:15:30,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,261 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,279 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,280 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 21:15:30,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 21:15:30,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 21:15:30,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 21:15:30,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (1/1) ... [2024-11-14 21:15:30,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 21:15:30,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 21:15:30,314 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 21:15:30,317 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 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 21:15:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 21:15:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 21:15:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 21:15:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 21:15:30,342 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 21:15:30,437 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 21:15:30,438 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 21:15:30,656 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 21:15:30,657 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 21:15:30,741 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 21:15:30,741 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-14 21:15:30,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 09:15:30 BoogieIcfgContainer [2024-11-14 21:15:30,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 21:15:30,744 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 21:15:30,744 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 21:15:30,748 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 21:15:30,748 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 09:15:29" (1/3) ... [2024-11-14 21:15:30,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1bc8f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 09:15:30, skipping insertion in model container [2024-11-14 21:15:30,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 09:15:30" (2/3) ... [2024-11-14 21:15:30,749 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a1bc8f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 09:15:30, skipping insertion in model container [2024-11-14 21:15:30,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 09:15:30" (3/3) ... [2024-11-14 21:15:30,751 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-send-receive-alt.wvr.c [2024-11-14 21:15:30,764 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 21:15:30,767 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG popl20-send-receive-alt.wvr.c that has 3 procedures, 121 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-14 21:15:30,767 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 21:15:30,851 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-14 21:15:30,904 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 21:15:30,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 21:15:30,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 21:15:30,908 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 21:15:30,909 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 21:15:30,982 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 21:15:30,994 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 21:15:31,000 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;@485037d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 21:15:31,000 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-14 21:15:31,168 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:31,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:31,173 INFO L85 PathProgramCache]: Analyzing trace with hash -223513463, now seen corresponding path program 1 times [2024-11-14 21:15:31,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:31,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721237490] [2024-11-14 21:15:31,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:31,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:31,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:31,363 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 21:15:31,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:31,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721237490] [2024-11-14 21:15:31,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721237490] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 21:15:31,366 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 21:15:31,366 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 21:15:31,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733194663] [2024-11-14 21:15:31,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 21:15:31,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 21:15:31,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:31,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 21:15:31,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 21:15:31,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:31,392 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:31,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 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 21:15:31,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:31,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:31,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 21:15:31,433 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:31,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:31,434 INFO L85 PathProgramCache]: Analyzing trace with hash 825211897, now seen corresponding path program 1 times [2024-11-14 21:15:31,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:31,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280810595] [2024-11-14 21:15:31,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:31,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:31,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:31,916 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 21:15:31,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:31,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280810595] [2024-11-14 21:15:31,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280810595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 21:15:31,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 21:15:31,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 21:15:31,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435122477] [2024-11-14 21:15:31,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 21:15:31,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 21:15:31,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:31,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 21:15:31,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 21:15:31,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:31,919 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:31,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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 21:15:31,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:31,920 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:32,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 21:15:32,097 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:32,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:32,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1037814236, now seen corresponding path program 1 times [2024-11-14 21:15:32,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:32,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005252573] [2024-11-14 21:15:32,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:32,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:32,239 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 21:15:32,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:32,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005252573] [2024-11-14 21:15:32,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005252573] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 21:15:32,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 21:15:32,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 21:15:32,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184601252] [2024-11-14 21:15:32,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 21:15:32,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 21:15:32,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:32,242 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 21:15:32,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 21:15:32,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,242 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:32,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 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 21:15:32,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:32,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:32,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:32,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 21:15:32,441 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:32,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:32,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1661095219, now seen corresponding path program 1 times [2024-11-14 21:15:32,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:32,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052855639] [2024-11-14 21:15:32,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:32,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:32,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:32,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:32,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052855639] [2024-11-14 21:15:32,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052855639] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 21:15:32,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 21:15:32,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 21:15:32,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770204078] [2024-11-14 21:15:32,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 21:15:32,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 21:15:32,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:32,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 21:15:32,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 21:15:32,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,653 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:32,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 6 states have internal predecessors, (107), 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 21:15:32,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:32,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:32,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:32,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:32,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:32,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:32,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 21:15:32,773 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:32,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:32,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1550053815, now seen corresponding path program 1 times [2024-11-14 21:15:32,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:32,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868882707] [2024-11-14 21:15:32,774 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:32,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:33,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:33,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:33,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868882707] [2024-11-14 21:15:33,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868882707] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 21:15:33,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257178385] [2024-11-14 21:15:33,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:33,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:15:33,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 21:15:33,933 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 21:15:33,934 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 21:15:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:34,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-14 21:15:34,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 21:15:34,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:34,769 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 21:15:34,889 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 21:15:34,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 24 [2024-11-14 21:15:36,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:36,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [257178385] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 21:15:36,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 21:15:36,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 14, 14] total 36 [2024-11-14 21:15:36,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039127925] [2024-11-14 21:15:36,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 21:15:36,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-11-14 21:15:36,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:36,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-11-14 21:15:36,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=1021, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 21:15:36,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:36,020 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:36,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 7.861111111111111) internal successors, (283), 36 states have internal predecessors, (283), 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 21:15:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:36,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:37,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 21:15:37,106 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 21:15:37,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:15:37,293 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:37,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:37,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1194723454, now seen corresponding path program 2 times [2024-11-14 21:15:37,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:37,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808472704] [2024-11-14 21:15:37,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:37,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:37,426 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-14 21:15:37,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:37,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808472704] [2024-11-14 21:15:37,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808472704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 21:15:37,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 21:15:37,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 21:15:37,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615937489] [2024-11-14 21:15:37,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 21:15:37,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 21:15:37,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:37,428 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 21:15:37,428 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-14 21:15:37,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,428 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:37,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.0) internal successors, (116), 4 states have internal predecessors, (116), 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 21:15:37,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:37,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-14 21:15:37,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:37,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 21:15:37,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:37,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 21:15:37,513 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:37,561 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:37,561 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:37,561 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:37,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:37,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1678729463, now seen corresponding path program 1 times [2024-11-14 21:15:37,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:37,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666385473] [2024-11-14 21:15:37,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:37,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:37,588 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:37,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:37,659 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:37,659 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:37,659 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_4 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:37,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:37,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1420264594, now seen corresponding path program 1 times [2024-11-14 21:15:37,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:37,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003578234] [2024-11-14 21:15:37,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:37,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:37,844 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-14 21:15:37,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:37,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003578234] [2024-11-14 21:15:37,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003578234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 21:15:37,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 21:15:37,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 21:15:37,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 21:15:37,848 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 21:15:37,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:37,849 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 21:15:37,849 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 21:15:37,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,850 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:37,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 36.333333333333336) internal successors, (109), 4 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 21:15:37,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:37,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-14 21:15:37,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:37,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:37,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:37,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:37,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 21:15:37,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:37,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:37,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6 [2024-11-14 21:15:37,974 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:37,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:37,975 INFO L85 PathProgramCache]: Analyzing trace with hash 958429433, now seen corresponding path program 1 times [2024-11-14 21:15:37,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:37,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221785534] [2024-11-14 21:15:37,976 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:37,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:39,907 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:39,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:39,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221785534] [2024-11-14 21:15:39,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221785534] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 21:15:39,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [141749012] [2024-11-14 21:15:39,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:39,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:15:39,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 21:15:39,910 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 21:15:39,911 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 21:15:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:39,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-14 21:15:40,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 21:15:41,256 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:41,256 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 21:15:41,654 INFO L349 Elim1Store]: treesize reduction 10, result has 73.0 percent of original size [2024-11-14 21:15:41,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 50 [2024-11-14 21:15:43,027 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:43,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [141749012] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 21:15:43,027 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 21:15:43,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22, 17] total 51 [2024-11-14 21:15:43,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101279435] [2024-11-14 21:15:43,027 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 21:15:43,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-14 21:15:43,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:43,029 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-14 21:15:43,031 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=445, Invalid=2105, Unknown=0, NotChecked=0, Total=2550 [2024-11-14 21:15:43,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:43,031 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:43,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 7.078431372549019) internal successors, (361), 51 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:43,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:44,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:15:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:44,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-11-14 21:15:44,628 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 21:15:44,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:15:44,817 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:44,836 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:44,837 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:44,837 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_6 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:44,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:44,838 INFO L85 PathProgramCache]: Analyzing trace with hash 972573383, now seen corresponding path program 1 times [2024-11-14 21:15:44,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:44,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380703675] [2024-11-14 21:15:44,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:44,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:44,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:44,870 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:44,897 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:44,919 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:44,920 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:44,920 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_8 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:44,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:44,921 INFO L85 PathProgramCache]: Analyzing trace with hash -2124457489, now seen corresponding path program 1 times [2024-11-14 21:15:44,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:44,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307872566] [2024-11-14 21:15:44,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:44,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:44,947 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:44,987 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:45,010 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:45,010 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:45,010 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_10 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:45,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:45,011 INFO L85 PathProgramCache]: Analyzing trace with hash -536138887, now seen corresponding path program 1 times [2024-11-14 21:15:45,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:45,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157563757] [2024-11-14 21:15:45,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:45,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:45,041 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:45,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:45,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:45,084 INFO L85 PathProgramCache]: Analyzing trace with hash -770421687, now seen corresponding path program 2 times [2024-11-14 21:15:45,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:45,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104151110] [2024-11-14 21:15:45,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:45,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:47,096 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:47,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:47,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104151110] [2024-11-14 21:15:47,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104151110] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 21:15:47,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511041640] [2024-11-14 21:15:47,096 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-14 21:15:47,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:15:47,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 21:15:47,098 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 21:15:47,099 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 21:15:47,179 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-14 21:15:47,179 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 21:15:47,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-14 21:15:47,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 21:15:47,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2024-11-14 21:15:48,375 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 16 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:48,376 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 21:15:50,142 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 171 treesize of output 153 [2024-11-14 21:15:50,203 INFO L349 Elim1Store]: treesize reduction 30, result has 64.7 percent of original size [2024-11-14 21:15:50,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 554 treesize of output 428 [2024-11-14 21:15:51,763 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:51,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511041640] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 21:15:51,763 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 21:15:51,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 22, 26] total 64 [2024-11-14 21:15:51,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564004018] [2024-11-14 21:15:51,763 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 21:15:51,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2024-11-14 21:15:51,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:15:51,765 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2024-11-14 21:15:51,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=701, Invalid=3331, Unknown=0, NotChecked=0, Total=4032 [2024-11-14 21:15:51,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:51,767 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:15:51,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 6.859375) internal successors, (439), 64 states have internal predecessors, (439), 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 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-11-14 21:15:51,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:15:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 21:15:55,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-11-14 21:15:55,091 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-14 21:15:55,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:15:55,276 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:15:55,293 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,293 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,293 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_12 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:55,294 INFO L85 PathProgramCache]: Analyzing trace with hash 211201158, now seen corresponding path program 1 times [2024-11-14 21:15:55,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:55,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871922174] [2024-11-14 21:15:55,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:55,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,320 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,340 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:55,365 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,365 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,365 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_14 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:55,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1252812078, now seen corresponding path program 1 times [2024-11-14 21:15:55,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:55,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479408167] [2024-11-14 21:15:55,367 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:55,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,389 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:55,436 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,437 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,437 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_16 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:55,438 INFO L85 PathProgramCache]: Analyzing trace with hash -532709320, now seen corresponding path program 1 times [2024-11-14 21:15:55,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:55,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735891904] [2024-11-14 21:15:55,438 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:55,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,460 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,485 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:55,507 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,507 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,507 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_18 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:15:55,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:55,508 INFO L85 PathProgramCache]: Analyzing trace with hash 559949280, now seen corresponding path program 1 times [2024-11-14 21:15:55,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:55,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947259153] [2024-11-14 21:15:55,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:55,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,539 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:15:55,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:15:55,575 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:15:55,575 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:15:55,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1740457991, now seen corresponding path program 3 times [2024-11-14 21:15:55,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:15:55,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77015243] [2024-11-14 21:15:55,576 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:15:55,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:15:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:15:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 17 proven. 151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 21:15:59,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:15:59,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77015243] [2024-11-14 21:15:59,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77015243] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 21:15:59,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1866471961] [2024-11-14 21:15:59,115 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 21:15:59,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:15:59,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 21:15:59,118 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 21:15:59,119 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 21:15:59,231 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-14 21:15:59,231 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 21:15:59,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-11-14 21:15:59,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 21:16:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 34 proven. 122 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-14 21:16:00,094 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 21:16:00,871 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-14 21:16:00,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 143 treesize of output 190 [2024-11-14 21:16:01,349 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-14 21:16:01,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1866471961] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 21:16:01,350 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 21:16:01,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 18, 13] total 51 [2024-11-14 21:16:01,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211681590] [2024-11-14 21:16:01,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 21:16:01,350 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-11-14 21:16:01,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:16:01,351 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-11-14 21:16:01,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=2311, Unknown=0, NotChecked=0, Total=2550 [2024-11-14 21:16:01,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:01,352 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:16:01,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 9.490196078431373) internal successors, (484), 51 states have internal predecessors, (484), 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 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-11-14 21:16:01,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:05,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:05,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-14 21:16:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-11-14 21:16:05,784 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 21:16:05,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-11-14 21:16:05,973 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:16:05,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:16:05,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1127622138, now seen corresponding path program 4 times [2024-11-14 21:16:05,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:16:05,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739174198] [2024-11-14 21:16:05,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:16:05,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:16:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:16:06,519 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 194 proven. 276 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-14 21:16:06,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:16:06,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739174198] [2024-11-14 21:16:06,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739174198] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 21:16:06,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1962091953] [2024-11-14 21:16:06,519 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-14 21:16:06,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:16:06,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 21:16:06,522 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 21:16:06,524 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 21:16:06,637 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-14 21:16:06,637 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-14 21:16:06,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-14 21:16:06,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 21:16:07,470 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 401 proven. 85 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-14 21:16:07,470 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 21:16:08,153 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 139 proven. 347 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-14 21:16:08,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1962091953] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 21:16:08,153 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 21:16:08,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 55 [2024-11-14 21:16:08,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106079306] [2024-11-14 21:16:08,154 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 21:16:08,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-11-14 21:16:08,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:16:08,156 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-11-14 21:16:08,156 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=2489, Unknown=0, NotChecked=0, Total=2970 [2024-11-14 21:16:08,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:08,157 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:16:08,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 9.50909090909091) internal successors, (523), 55 states have internal predecessors, (523), 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 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-11-14 21:16:08,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:08,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2024-11-14 21:16:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 21:16:08,737 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 21:16:08,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 21:16:08,925 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-14 21:16:08,943 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:08,943 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:08,944 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_20 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:08,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:16:08,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1992322568, now seen corresponding path program 1 times [2024-11-14 21:16:08,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:16:08,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998949915] [2024-11-14 21:16:08,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:16:08,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:16:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:08,964 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:16:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:08,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:16:09,013 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,013 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,013 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_22 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:16:09,014 INFO L85 PathProgramCache]: Analyzing trace with hash -760341088, now seen corresponding path program 1 times [2024-11-14 21:16:09,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:16:09,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834934232] [2024-11-14 21:16:09,014 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:16:09,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:16:09,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,035 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:16:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,080 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:16:09,101 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,101 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,101 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_24 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:16:09,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1138013270, now seen corresponding path program 1 times [2024-11-14 21:16:09,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:16:09,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614538249] [2024-11-14 21:16:09,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:16:09,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:16:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,143 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:16:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,190 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:16:09,213 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,213 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,213 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_26 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:16:09,214 INFO L85 PathProgramCache]: Analyzing trace with hash -1879620526, now seen corresponding path program 1 times [2024-11-14 21:16:09,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:16:09,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965557820] [2024-11-14 21:16:09,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:16:09,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:16:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,237 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:16:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:16:09,285 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,285 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,285 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_28 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:16:09,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1842307236, now seen corresponding path program 1 times [2024-11-14 21:16:09,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:16:09,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579968861] [2024-11-14 21:16:09,286 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:16:09,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:16:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,316 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 21:16:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 21:16:09,351 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-14 21:16:09,372 WARN L331 ript$VariableManager]: TermVariable v_~sum~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,372 WARN L331 ript$VariableManager]: TermVariable v_~front~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,372 WARN L331 ript$VariableManager]: TermVariable v_~back~0_Out_30 not constructed by VariableManager. Cannot ensure absence of name clashes. [2024-11-14 21:16:09,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 21:16:09,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1532455812, now seen corresponding path program 1 times [2024-11-14 21:16:09,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 21:16:09,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415319716] [2024-11-14 21:16:09,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 21:16:09,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 21:16:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 21:16:09,601 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-11-14 21:16:09,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 21:16:09,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415319716] [2024-11-14 21:16:09,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415319716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 21:16:09,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 21:16:09,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 21:16:09,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 21:16:09,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 21:16:09,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 21:16:09,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 21:16:09,605 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-14 21:16:09,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:09,605 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 21:16:09,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 4 states have internal predecessors, (139), 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 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-11-14 21:16:09,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-11-14 21:16:09,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 88 states. [2024-11-14 21:16:09,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-11-14 21:16:09,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-11-14 21:16:21,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2024-11-14 21:16:21,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-14 21:16:21,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 21:16:21,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-14 21:16:21,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-14 21:16:21,516 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-14 21:16:21,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24 [2024-11-14 21:16:21,519 INFO L422 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 21:16:21,521 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 21:16:21,521 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 21:16:21,538 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-14 21:16:21,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 09:16:21 BasicIcfg [2024-11-14 21:16:21,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 21:16:21,540 INFO L158 Benchmark]: Toolchain (without parser) took 51564.77ms. Allocated memory was 83.9MB in the beginning and 721.4MB in the end (delta: 637.5MB). Free memory was 57.2MB in the beginning and 360.8MB in the end (delta: -303.6MB). Peak memory consumption was 336.7MB. Max. memory is 8.0GB. [2024-11-14 21:16:21,540 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 21:16:21,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.56ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 45.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 21:16:21,540 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.30ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.5MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 21:16:21,541 INFO L158 Benchmark]: Boogie Preprocessor took 32.43ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 42.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 21:16:21,541 INFO L158 Benchmark]: RCFGBuilder took 458.65ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 21.6MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-14 21:16:21,541 INFO L158 Benchmark]: TraceAbstraction took 50794.71ms. Allocated memory was 83.9MB in the beginning and 721.4MB in the end (delta: 637.5MB). Free memory was 21.0MB in the beginning and 360.8MB in the end (delta: -339.9MB). Peak memory consumption was 299.0MB. Max. memory is 8.0GB. [2024-11-14 21:16:21,542 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 234.56ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 45.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.30ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.5MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.43ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 42.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 458.65ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 21.6MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 50794.71ms. Allocated memory was 83.9MB in the beginning and 721.4MB in the end (delta: 637.5MB). Free memory was 21.0MB in the beginning and 360.8MB in the end (delta: -339.9MB). Peak memory consumption was 299.0MB. 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: 101993, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 10870, dependent conditional: 10866, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 91233, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 110, dependent conditional: 106, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 91233, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 110, dependent conditional: 106, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92339, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 1216, dependent conditional: 1212, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 92339, independent: 91123, independent conditional: 317, independent unconditional: 90806, dependent: 1216, dependent conditional: 687, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 92339, independent: 91123, independent conditional: 317, independent unconditional: 90806, dependent: 1216, dependent conditional: 687, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1190, independent: 1144, independent conditional: 11, independent unconditional: 1133, dependent: 46, dependent conditional: 42, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1190, independent: 1129, independent conditional: 0, independent unconditional: 1129, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 61, independent: 15, independent conditional: 11, independent unconditional: 4, dependent: 46, dependent conditional: 42, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, independent: 15, independent conditional: 11, independent unconditional: 4, dependent: 46, dependent conditional: 42, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1136, independent: 292, independent conditional: 179, independent unconditional: 113, dependent: 844, dependent conditional: 730, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 15, Protected Queries: 0 ], Cache Queries: [ total: 92339, independent: 89979, independent conditional: 306, independent unconditional: 89673, dependent: 1170, dependent conditional: 645, dependent unconditional: 525, unknown: 1190, unknown conditional: 53, unknown unconditional: 1137] , Statistics on independence cache: Total cache size (in pairs): 1190, Positive cache size: 1144, Positive conditional cache size: 11, Positive unconditional cache size: 1133, Negative cache size: 46, Negative conditional cache size: 42, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 89789, Maximal queried relation: 10, Independence queries for same thread: 10760, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 547, Number of trivial persistent sets: 526, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1546, independent: 1542, independent conditional: 0, independent unconditional: 1542, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 101993, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 10870, dependent conditional: 10866, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 91233, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 110, dependent conditional: 106, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 91233, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 110, dependent conditional: 106, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92339, independent: 91123, independent conditional: 89581, independent unconditional: 1542, dependent: 1216, dependent conditional: 1212, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 92339, independent: 91123, independent conditional: 317, independent unconditional: 90806, dependent: 1216, dependent conditional: 687, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 92339, independent: 91123, independent conditional: 317, independent unconditional: 90806, dependent: 1216, dependent conditional: 687, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1190, independent: 1144, independent conditional: 11, independent unconditional: 1133, dependent: 46, dependent conditional: 42, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1190, independent: 1129, independent conditional: 0, independent unconditional: 1129, dependent: 61, dependent conditional: 0, dependent unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 61, independent: 15, independent conditional: 11, independent unconditional: 4, dependent: 46, dependent conditional: 42, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 61, independent: 15, independent conditional: 11, independent unconditional: 4, dependent: 46, dependent conditional: 42, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1136, independent: 292, independent conditional: 179, independent unconditional: 113, dependent: 844, dependent conditional: 730, dependent unconditional: 113, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 15, Protected Queries: 0 ], Cache Queries: [ total: 92339, independent: 89979, independent conditional: 306, independent unconditional: 89673, dependent: 1170, dependent conditional: 645, dependent unconditional: 525, unknown: 1190, unknown conditional: 53, unknown unconditional: 1137] , Statistics on independence cache: Total cache size (in pairs): 1190, Positive cache size: 1144, Positive conditional cache size: 11, Positive unconditional cache size: 1133, Negative cache size: 46, Negative conditional cache size: 42, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 89789, Maximal queried relation: 10, Independence queries for same thread: 10760 - PositiveResult [Line: 94]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 154 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 50.6s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 23.8s, 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: 475, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 23.1s InterpolantComputationTime, 2272 NumberOfCodeBlocks, 2228 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 3136 ConstructedInterpolants, 0 QuantifiedInterpolants, 47528 SizeOfPredicates, 103 NumberOfNonLiveVariables, 1559 ConjunctsInSsa, 193 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 998/2454 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: 1.6s, ConditionCalculationTime: 0.3s, CommutingCounterexamples: 2, ConditionCalculations: 197, TraceChecks: 15, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 21:16:21,570 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...