/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread/fib_unsafe-6.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 21:17:50,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 21:17:50,066 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 21:17:50,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 21:17:50,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 21:17:50,094 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 21:17:50,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 21:17:50,096 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 21:17:50,097 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 21:17:50,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 21:17:50,097 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 21:17:50,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 21:17:50,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 21:17:50,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 21:17:50,098 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 21:17:50,099 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 21:17:50,099 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 21:17:50,099 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 21:17:50,099 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 21:17:50,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 21:17:50,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 21:17:50,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 21:17:50,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 21:17:50,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 21:17:50,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread/fib_unsafe-6.i [2024-11-15 21:17:51,542 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 21:17:51,791 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 21:17:51,792 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/pthread/fib_unsafe-6.i [2024-11-15 21:17:51,806 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6b00cbc7f/8f7b758a06b0433781cded3b26b643e0/FLAG9f8e537fc [2024-11-15 21:17:52,105 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6b00cbc7f/8f7b758a06b0433781cded3b26b643e0 [2024-11-15 21:17:52,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 21:17:52,110 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 21:17:52,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 21:17:52,111 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 21:17:52,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 21:17:52,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,117 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a60974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52, skipping insertion in model container [2024-11-15 21:17:52,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,143 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 21:17:52,352 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/pthread/fib_unsafe-6.i[30243,30256] [2024-11-15 21:17:52,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 21:17:52,379 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 21:17:52,421 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/pthread/fib_unsafe-6.i[30243,30256] [2024-11-15 21:17:52,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 21:17:52,455 INFO L204 MainTranslator]: Completed translation [2024-11-15 21:17:52,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52 WrapperNode [2024-11-15 21:17:52,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 21:17:52,458 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 21:17:52,458 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 21:17:52,458 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 21:17:52,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,472 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,485 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-15 21:17:52,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 21:17:52,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 21:17:52,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 21:17:52,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 21:17:52,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 21:17:52,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 21:17:52,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 21:17:52,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 21:17:52,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (1/1) ... [2024-11-15 21:17:52,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 21:17:52,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:52,531 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) [2024-11-15 21:17:52,535 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 [2024-11-15 21:17:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-15 21:17:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-15 21:17:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-15 21:17:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-15 21:17:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-15 21:17:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 21:17:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 21:17:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-15 21:17:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 21:17:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 21:17:52,554 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 21:17:52,634 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 21:17:52,635 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 21:17:52,740 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 21:17:52,740 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 21:17:52,746 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 21:17:52,746 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-15 21:17:52,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:17:52 BoogieIcfgContainer [2024-11-15 21:17:52,747 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 21:17:52,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 21:17:52,749 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 21:17:52,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 21:17:52,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:17:52" (1/3) ... [2024-11-15 21:17:52,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22eede2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:17:52, skipping insertion in model container [2024-11-15 21:17:52,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:17:52" (2/3) ... [2024-11-15 21:17:52,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22eede2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:17:52, skipping insertion in model container [2024-11-15 21:17:52,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:17:52" (3/3) ... [2024-11-15 21:17:52,753 INFO L112 eAbstractionObserver]: Analyzing ICFG fib_unsafe-6.i [2024-11-15 21:17:52,763 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 21:17:52,765 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG fib_unsafe-6.i that has 3 procedures, 86 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-15 21:17:52,765 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 21:17:52,818 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 21:17:52,858 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 21:17:52,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 21:17:52,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:52,863 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) [2024-11-15 21:17:52,868 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 [2024-11-15 21:17:52,938 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 21:17:52,949 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 21:17:52,954 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;@70d684fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 21:17:52,954 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-15 21:17:53,383 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:53,383 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:53,384 INFO L132 ounterexampleChecker]: Examining path program with hash -1610312608, occurence #1 [2024-11-15 21:17:53,384 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:53,384 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:53,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:53,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1672349672, now seen corresponding path program 1 times [2024-11-15 21:17:53,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:53,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678079160] [2024-11-15 21:17:53,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:53,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:53,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:53,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:53,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678079160] [2024-11-15 21:17:53,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678079160] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 21:17:53,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 21:17:53,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 21:17:53,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61329835] [2024-11-15 21:17:53,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 21:17:53,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 21:17:53,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:53,628 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 21:17:53,629 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 21:17:53,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:53,630 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:53,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2024-11-15 21:17:53,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:53,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:53,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 21:17:53,707 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:53,707 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:53,707 INFO L132 ounterexampleChecker]: Examining path program with hash 515086161, occurence #1 [2024-11-15 21:17:53,707 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:53,707 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:53,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:53,707 INFO L85 PathProgramCache]: Analyzing trace with hash -68065736, now seen corresponding path program 1 times [2024-11-15 21:17:53,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:53,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940483080] [2024-11-15 21:17:53,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:53,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:53,923 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:53,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:53,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940483080] [2024-11-15 21:17:53,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940483080] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:53,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516457418] [2024-11-15 21:17:53,923 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:53,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:53,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:53,927 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) [2024-11-15 21:17:53,933 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 [2024-11-15 21:17:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:54,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-15 21:17:54,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:54,095 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:17:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:54,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516457418] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:17:54,155 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:17:54,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-15 21:17:54,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578809957] [2024-11-15 21:17:54,156 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:17:54,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-15 21:17:54,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:54,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-15 21:17:54,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-15 21:17:54,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:54,163 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:54,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.7) internal successors, (127), 10 states have internal predecessors, (127), 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) [2024-11-15 21:17:54,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:54,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:54,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:54,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:54,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-15 21:17:54,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:54,563 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:54,564 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:54,564 INFO L132 ounterexampleChecker]: Examining path program with hash 515086161, occurence #2 [2024-11-15 21:17:54,564 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:17:54,564 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:17:54,565 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,565 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:17:54,565 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,565 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:17:54,565 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:17:54,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:17:54,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:17:54,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:17:54,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:17:54,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:17:54,566 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,566 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:17:54,582 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:54,582 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:17:54,582 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,582 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:17:54,582 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,582 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:17:54,582 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:54,582 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,583 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:17:54,583 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 105 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 109 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,584 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 112 [2024-11-15 21:17:54,584 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,585 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 113 [2024-11-15 21:17:54,585 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:54,585 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:17:54,585 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:54,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:54,590 INFO L85 PathProgramCache]: Analyzing trace with hash -453778888, now seen corresponding path program 2 times [2024-11-15 21:17:54,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:54,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650588979] [2024-11-15 21:17:54,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:54,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:54,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:54,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650588979] [2024-11-15 21:17:54,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650588979] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:54,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940248157] [2024-11-15 21:17:54,842 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-15 21:17:54,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:54,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:54,846 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) [2024-11-15 21:17:54,847 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 [2024-11-15 21:17:54,923 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-15 21:17:54,924 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:17:54,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-15 21:17:54,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:55,028 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:55,029 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:17:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:55,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940248157] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:17:55,162 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:17:55,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-15 21:17:55,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126529932] [2024-11-15 21:17:55,162 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:17:55,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-15 21:17:55,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:55,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-15 21:17:55,163 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2024-11-15 21:17:55,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:55,163 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:55,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 10.833333333333334) internal successors, (195), 18 states have internal predecessors, (195), 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) [2024-11-15 21:17:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:55,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:55,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:55,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:55,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:55,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-15 21:17:55,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:55,566 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:55,566 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:55,567 INFO L132 ounterexampleChecker]: Examining path program with hash 515086161, occurence #3 [2024-11-15 21:17:55,567 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:17:55,567 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:17:55,567 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,567 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:17:55,567 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,567 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:17:55,567 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,567 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:17:55,567 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,567 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:17:55,567 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,567 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:17:55,567 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:17:55,568 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:17:55,568 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:17:55,568 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,568 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:17:55,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:17:55,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:17:55,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:17:55,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:17:55,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,569 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:17:55,569 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:17:55,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,570 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:17:55,570 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 21:17:55,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 21:17:55,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 21:17:55,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 21:17:55,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-15 21:17:55,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 21:17:55,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 21:17:55,571 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,571 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 158 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,572 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2024-11-15 21:17:55,572 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 173 [2024-11-15 21:17:55,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-15 21:17:55,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-11-15 21:17:55,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 180 [2024-11-15 21:17:55,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,573 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-11-15 21:17:55,573 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:55,573 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:17:55,573 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:55,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:55,574 INFO L85 PathProgramCache]: Analyzing trace with hash 333175352, now seen corresponding path program 3 times [2024-11-15 21:17:55,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:55,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488141505] [2024-11-15 21:17:55,574 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:55,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:56,053 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:56,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488141505] [2024-11-15 21:17:56,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488141505] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:56,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780751738] [2024-11-15 21:17:56,054 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-15 21:17:56,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:56,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:56,056 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) [2024-11-15 21:17:56,057 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 [2024-11-15 21:17:56,144 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-11-15 21:17:56,145 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-15 21:17:56,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-15 21:17:56,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:56,497 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:56,497 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 21:17:56,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780751738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 21:17:56,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 21:17:56,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [17] total 32 [2024-11-15 21:17:56,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235523536] [2024-11-15 21:17:56,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 21:17:56,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-15 21:17:56,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:56,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-15 21:17:56,499 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=833, Unknown=0, NotChecked=0, Total=992 [2024-11-15 21:17:56,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:56,499 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:56,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 10.764705882352942) internal successors, (183), 17 states have internal predecessors, (183), 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) [2024-11-15 21:17:56,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:56,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:56,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:56,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:57,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:57,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:57,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:57,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:57,056 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-15 21:17:57,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:57,244 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:57,244 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:57,245 INFO L132 ounterexampleChecker]: Examining path program with hash -203004373, occurence #1 [2024-11-15 21:17:57,245 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:57,245 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:57,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:57,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1263241113, now seen corresponding path program 1 times [2024-11-15 21:17:57,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:57,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712848917] [2024-11-15 21:17:57,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:57,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:57,660 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:57,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:57,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712848917] [2024-11-15 21:17:57,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712848917] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:57,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674006484] [2024-11-15 21:17:57,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:57,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:57,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:57,662 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) [2024-11-15 21:17:57,664 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 [2024-11-15 21:17:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:57,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-15 21:17:57,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:57,987 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-15 21:17:57,988 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-15 21:17:57,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1674006484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 21:17:57,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-15 21:17:57,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [17] total 30 [2024-11-15 21:17:57,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566119164] [2024-11-15 21:17:57,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 21:17:57,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-15 21:17:57,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:57,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-15 21:17:57,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=728, Unknown=0, NotChecked=0, Total=870 [2024-11-15 21:17:57,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:57,989 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:57,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 11.466666666666667) internal successors, (172), 15 states have internal predecessors, (172), 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) [2024-11-15 21:17:57,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:57,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:57,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:57,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:57,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:58,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:58,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:58,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:58,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:58,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-15 21:17:58,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:58,417 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:58,418 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:58,418 INFO L132 ounterexampleChecker]: Examining path program with hash 884670872, occurence #1 [2024-11-15 21:17:58,418 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 21:17:58,418 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:58,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:58,418 INFO L85 PathProgramCache]: Analyzing trace with hash -2098974013, now seen corresponding path program 1 times [2024-11-15 21:17:58,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:58,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443978699] [2024-11-15 21:17:58,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:58,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:58,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 21:17:58,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443978699] [2024-11-15 21:17:58,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443978699] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-15 21:17:58,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1319241555] [2024-11-15 21:17:58,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:58,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-15 21:17:58,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 21:17:58,684 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) [2024-11-15 21:17:58,687 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 [2024-11-15 21:17:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 21:17:58,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-15 21:17:58,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-15 21:17:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:58,871 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-15 21:17:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 21:17:59,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1319241555] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-15 21:17:59,131 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-15 21:17:59,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 31 [2024-11-15 21:17:59,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666014070] [2024-11-15 21:17:59,132 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-15 21:17:59,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-11-15 21:17:59,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 21:17:59,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-11-15 21:17:59,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2024-11-15 21:17:59,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:59,133 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 21:17:59,133 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 9.548387096774194) internal successors, (296), 31 states have internal predecessors, (296), 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) [2024-11-15 21:17:59,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:59,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:59,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:59,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:59,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:59,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 21:17:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 21:17:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-15 21:17:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-15 21:17:59,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-11-15 21:17:59,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-15 21:17:59,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-15 21:17:59,711 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 21:17:59,711 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 21:17:59,711 INFO L132 ounterexampleChecker]: Examining path program with hash 884670872, occurence #2 [2024-11-15 21:17:59,711 INFO L137 ounterexampleChecker]: Trying to synthesize and prove commutativity condition. [2024-11-15 21:17:59,711 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 2 [2024-11-15 21:17:59,711 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,711 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 4 [2024-11-15 21:17:59,711 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 6 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 9 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 12 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 17 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 18 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 19 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 21 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 25 [2024-11-15 21:17:59,712 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 29 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 31 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 33 [2024-11-15 21:17:59,712 WARN L177 ounterexampleChecker]: Statements were already independent. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 36 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 38 [2024-11-15 21:17:59,712 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,712 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 51 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 52 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 55 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 56 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 68 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 69 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 72 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 73 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 85 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 86 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 89 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 90 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 102 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,713 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 103 [2024-11-15 21:17:59,713 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 106 [2024-11-15 21:17:59,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 107 [2024-11-15 21:17:59,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 119 [2024-11-15 21:17:59,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 120 [2024-11-15 21:17:59,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 123 [2024-11-15 21:17:59,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 124 [2024-11-15 21:17:59,714 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,714 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 136 [2024-11-15 21:17:59,716 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,716 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 137 [2024-11-15 21:17:59,716 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,716 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 140 [2024-11-15 21:17:59,716 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,716 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 141 [2024-11-15 21:17:59,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 149 [2024-11-15 21:17:59,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 150 [2024-11-15 21:17:59,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 153 [2024-11-15 21:17:59,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 154 [2024-11-15 21:17:59,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 156 [2024-11-15 21:17:59,717 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,717 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 157 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 160 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 161 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 163 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 164 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 167 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 168 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,718 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 170 [2024-11-15 21:17:59,718 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 171 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 174 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 175 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 177 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 178 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 181 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 182 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 184 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 185 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 188 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 189 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 191 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 192 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 195 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,719 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 196 [2024-11-15 21:17:59,719 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 198 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 199 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 202 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 203 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 205 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 208 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 210 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 212 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 215 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 INFO L158 ounterexampleChecker]: Performing commutativity condition check at non-minimality point 216 [2024-11-15 21:17:59,720 INFO L194 ounterexampleChecker]: No commutativity condition found. [2024-11-15 21:17:59,720 WARN L199 ounterexampleChecker]: Failed to synthesize and prove commutativity condition. [2024-11-15 21:17:59,720 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 21:17:59,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 21:17:59,721 INFO L85 PathProgramCache]: Analyzing trace with hash 214736824, now seen corresponding path program 2 times [2024-11-15 21:17:59,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 21:17:59,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986513221] [2024-11-15 21:17:59,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 21:17:59,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 21:17:59,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 21:17:59,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 21:17:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 21:17:59,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 21:17:59,825 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 21:17:59,826 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-15 21:17:59,827 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-11-15 21:17:59,827 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-15 21:17:59,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-15 21:17:59,831 INFO L422 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1] [2024-11-15 21:17:59,971 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 21:17:59,971 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 21:17:59,990 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 [2024-11-15 21:17:59,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:17:59 BasicIcfg [2024-11-15 21:17:59,991 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 21:17:59,992 INFO L158 Benchmark]: Toolchain (without parser) took 7881.83ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 72.0MB in the beginning and 94.4MB in the end (delta: -22.4MB). Peak memory consumption was 89.7MB. Max. memory is 8.0GB. [2024-11-15 21:17:59,992 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 100.7MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 21:17:59,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.22ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 52.4MB in the end (delta: 19.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 21:17:59,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.27ms. Allocated memory is still 100.7MB. Free memory was 52.1MB in the beginning and 50.6MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 21:17:59,992 INFO L158 Benchmark]: Boogie Preprocessor took 15.21ms. Allocated memory is still 100.7MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 21:17:59,992 INFO L158 Benchmark]: RCFGBuilder took 244.94ms. Allocated memory is still 100.7MB. Free memory was 49.6MB in the beginning and 37.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-15 21:17:59,992 INFO L158 Benchmark]: TraceAbstraction took 7242.21ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 36.5MB in the beginning and 94.4MB in the end (delta: -57.9MB). Peak memory consumption was 60.3MB. Max. memory is 8.0GB. [2024-11-15 21:17:59,993 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 100.7MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 346.22ms. Allocated memory is still 100.7MB. Free memory was 71.7MB in the beginning and 52.4MB in the end (delta: 19.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.27ms. Allocated memory is still 100.7MB. Free memory was 52.1MB in the beginning and 50.6MB in the end (delta: 1.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.21ms. Allocated memory is still 100.7MB. Free memory was 50.6MB in the beginning and 49.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 244.94ms. Allocated memory is still 100.7MB. Free memory was 49.6MB in the beginning and 37.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 7242.21ms. Allocated memory was 100.7MB in the beginning and 146.8MB in the end (delta: 46.1MB). Free memory was 36.5MB in the beginning and 94.4MB in the end (delta: -57.9MB). Peak memory consumption was 60.3MB. 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: 9779, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 1465, dependent conditional: 1458, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 0, independent unconditional: 8314, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 0, independent unconditional: 8314, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1575, independent: 1568, independent conditional: 0, independent unconditional: 1568, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1575, independent: 1566, independent conditional: 0, independent unconditional: 1566, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 295, independent: 92, independent conditional: 0, independent unconditional: 92, dependent: 203, dependent conditional: 0, dependent unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 8321, independent: 6746, independent conditional: 0, independent unconditional: 6746, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1575, unknown conditional: 0, unknown unconditional: 1575] , Statistics on independence cache: Total cache size (in pairs): 1575, Positive cache size: 1568, Positive conditional cache size: 0, Positive unconditional cache size: 1568, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6663, Maximal queried relation: 0, Independence queries for same thread: 1458, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 120, Number of trivial persistent sets: 65, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1658, independent: 1651, independent conditional: 0, independent unconditional: 1651, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9779, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 1465, dependent conditional: 1458, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 6663, independent unconditional: 1651, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 0, independent unconditional: 8314, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8321, independent: 8314, independent conditional: 0, independent unconditional: 8314, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1575, independent: 1568, independent conditional: 0, independent unconditional: 1568, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1575, independent: 1566, independent conditional: 0, independent unconditional: 1566, dependent: 9, dependent conditional: 0, dependent unconditional: 9, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 295, independent: 92, independent conditional: 0, independent unconditional: 92, dependent: 203, dependent conditional: 0, dependent unconditional: 203, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 8321, independent: 6746, independent conditional: 0, independent unconditional: 6746, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1575, unknown conditional: 0, unknown unconditional: 1575] , Statistics on independence cache: Total cache size (in pairs): 1575, Positive cache size: 1568, Positive conditional cache size: 0, Positive unconditional cache size: 1568, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6663, Maximal queried relation: 0, Independence queries for same thread: 1458 - CounterExampleResult [Line: 681]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L682] 0 int i, j; VAL [i=0, j=0] [L685] 0 int p, q; VAL [i=0, j=0, p=0, q=0] [L702] 0 int cur = 1, prev = 0, next = 0; VAL [cur=1, i=0, j=0, next=0, p=0, prev=0, q=0] [L703] 0 int x; VAL [cur=1, i=0, j=0, next=0, p=0, prev=0, q=0, x=0] [L713] 0 pthread_t id1, id2; VAL [\old(argc)=611, \old(argv)={612:613}, argc=611, cur=1, i=0, j=0, next=0, p=0, prev=0, q=0, x=0] [L715] 0 i = 1 VAL [\old(argc)=611, \old(argv)={612:613}, argc=611, cur=1, i=1, j=0, next=0, p=0, prev=0, q=0, x=0] [L718] 0 j = 1 VAL [\old(argc)=611, \old(argv)={612:613}, argc=611, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L720] FCALL, FORK 0 pthread_create(&id1, ((void *)0), t1, ((void *)0)) VAL [\old(arg)={0:0}, \old(argc)=611, \old(argv)={612:613}, argc=611, cur=1, i=1, id1=-1, j=1, next=0, p=0, prev=0, q=0, x=0] [L687] 1 p = 0 VAL [\old(arg)={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L721] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t2, ((void *)0)) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(argc)=611, \old(argv)={612:613}, arg={0:0}, argc=611, cur=1, i=1, id1=-1, id2=0, j=1, next=0, p=0, prev=0, q=0, x=0] [L695] 2 q = 0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L722] CALL, EXPR 0 fib() [L705] 0 x = 0 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L687] COND TRUE 1 p < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=1, j=1, next=0, p=0, prev=0, q=0, x=0] [L689] 1 i = i + j VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=0, p=0, prev=0, q=0, x=0] [L687] 1 p++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=0, p=1, prev=0, q=0, x=0] [L695] COND TRUE 2 q < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=1, next=0, p=1, prev=0, q=0, x=0] [L697] 2 j = j + i VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=0, p=1, prev=0, q=0, x=0] [L695] 2 q++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=0, p=1, prev=0, q=1, x=0] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=0, p=1, prev=0, q=1, x=0] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=0, q=1, x=0] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=0] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=0] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=1] [L687] COND TRUE 1 p < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=2, j=3, next=1, p=1, prev=1, q=1, x=1] [L689] 1 i = i + j VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=3, next=1, p=1, prev=1, q=1, x=1] [L687] 1 p++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=3, next=1, p=2, prev=1, q=1, x=1] [L695] COND TRUE 2 q < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=3, next=1, p=2, prev=1, q=1, x=1] [L697] 2 j = j + i VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=1, p=2, prev=1, q=1, x=1] [L695] 2 q++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=1, p=2, prev=1, q=2, x=1] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=1, p=2, prev=1, q=2, x=1] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=2, p=2, prev=1, q=2, x=1] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=1, i=5, j=8, next=2, p=2, prev=1, q=2, x=1] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=1] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=2] [L687] COND TRUE 1 p < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=5, j=8, next=2, p=2, prev=1, q=2, x=2] [L689] 1 i = i + j VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=8, next=2, p=2, prev=1, q=2, x=2] [L687] 1 p++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=8, next=2, p=3, prev=1, q=2, x=2] [L695] COND TRUE 2 q < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=8, next=2, p=3, prev=1, q=2, x=2] [L697] 2 j = j + i VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=2, p=3, prev=1, q=2, x=2] [L695] 2 q++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=2, p=3, prev=1, q=3, x=2] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=2, p=3, prev=1, q=3, x=2] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=3, p=3, prev=1, q=3, x=2] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=2, i=13, j=21, next=3, p=3, prev=2, q=3, x=2] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=2] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=3] [L687] COND TRUE 1 p < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=13, j=21, next=3, p=3, prev=2, q=3, x=3] [L689] 1 i = i + j VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=21, next=3, p=3, prev=2, q=3, x=3] [L687] 1 p++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=21, next=3, p=4, prev=2, q=3, x=3] [L695] COND TRUE 2 q < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=21, next=3, p=4, prev=2, q=3, x=3] [L697] 2 j = j + i VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=3, p=4, prev=2, q=3, x=3] [L695] 2 q++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=3, p=4, prev=2, q=4, x=3] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=3, p=4, prev=2, q=4, x=3] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=5, p=4, prev=2, q=4, x=3] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=3, i=34, j=55, next=5, p=4, prev=3, q=4, x=3] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=3] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=4] [L687] COND TRUE 1 p < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=34, j=55, next=5, p=4, prev=3, q=4, x=4] [L689] 1 i = i + j VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=55, next=5, p=4, prev=3, q=4, x=4] [L687] 1 p++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=55, next=5, p=5, prev=3, q=4, x=4] [L695] COND TRUE 2 q < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=55, next=5, p=5, prev=3, q=4, x=4] [L697] 2 j = j + i VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=5, p=5, prev=3, q=4, x=4] [L695] 2 q++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=5, p=5, prev=3, q=5, x=4] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=5, p=5, prev=3, q=5, x=4] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=8, p=5, prev=3, q=5, x=4] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=5, i=89, j=144, next=8, p=5, prev=5, q=5, x=4] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=4] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=5] [L687] COND TRUE 1 p < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=89, j=144, next=8, p=5, prev=5, q=5, x=5] [L689] 1 i = i + j VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=144, next=8, p=5, prev=5, q=5, x=5] [L687] 1 p++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=144, next=8, p=6, prev=5, q=5, x=5] [L695] COND TRUE 2 q < 6 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=144, next=8, p=6, prev=5, q=5, x=5] [L697] 2 j = j + i VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=8, p=6, prev=5, q=5, x=5] [L695] 2 q++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=8, p=6, prev=5, q=6, x=5] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=8, p=6, prev=5, q=6, x=5] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=13, p=6, prev=5, q=6, x=5] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=8, i=233, j=377, next=13, p=6, prev=8, q=6, x=5] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=5] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L687] COND FALSE 1 !(p < 6) VAL [\old(arg)={0:0}, \old(arg)={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L692] 1 return ((void *)0); VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L695] COND FALSE 2 !(q < 6) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L700] 2 return ((void *)0); VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=13, p=6, prev=8, q=6, x=6] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=21, p=6, prev=8, q=6, x=6] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=13, i=233, j=377, next=21, p=6, prev=13, q=6, x=6] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=21, p=6, prev=13, q=6, x=6] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=21, p=6, prev=13, q=6, x=7] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=21, p=6, prev=13, q=6, x=7] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=34, p=6, prev=13, q=6, x=7] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=21, i=233, j=377, next=34, p=6, prev=21, q=6, x=7] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=34, i=233, j=377, next=34, p=6, prev=21, q=6, x=7] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=34, i=233, j=377, next=34, p=6, prev=21, q=6, x=8] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=34, i=233, j=377, next=34, p=6, prev=21, q=6, x=8] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=34, i=233, j=377, next=55, p=6, prev=21, q=6, x=8] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=34, i=233, j=377, next=55, p=6, prev=34, q=6, x=8] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=55, i=233, j=377, next=55, p=6, prev=34, q=6, x=8] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=55, i=233, j=377, next=55, p=6, prev=34, q=6, x=9] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=55, i=233, j=377, next=55, p=6, prev=34, q=6, x=9] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=55, i=233, j=377, next=89, p=6, prev=34, q=6, x=9] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=55, i=233, j=377, next=89, p=6, prev=55, q=6, x=9] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=89, i=233, j=377, next=89, p=6, prev=55, q=6, x=9] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=89, i=233, j=377, next=89, p=6, prev=55, q=6, x=10] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=89, i=233, j=377, next=89, p=6, prev=55, q=6, x=10] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=89, i=233, j=377, next=144, p=6, prev=55, q=6, x=10] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=89, i=233, j=377, next=144, p=6, prev=89, q=6, x=10] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=144, i=233, j=377, next=144, p=6, prev=89, q=6, x=10] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=144, i=233, j=377, next=144, p=6, prev=89, q=6, x=11] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=144, i=233, j=377, next=144, p=6, prev=89, q=6, x=11] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=144, i=233, j=377, next=233, p=6, prev=89, q=6, x=11] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=144, i=233, j=377, next=233, p=6, prev=144, q=6, x=11] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=233, i=233, j=377, next=233, p=6, prev=144, q=6, x=11] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=233, i=233, j=377, next=233, p=6, prev=144, q=6, x=12] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=233, i=233, j=377, next=233, p=6, prev=144, q=6, x=12] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=233, i=233, j=377, next=377, p=6, prev=144, q=6, x=12] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=233, i=233, j=377, next=377, p=6, prev=233, q=6, x=12] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=377, i=233, j=377, next=377, p=6, prev=233, q=6, x=12] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=377, i=233, j=377, next=377, p=6, prev=233, q=6, x=13] [L705] COND TRUE 0 x < 14 VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=377, i=233, j=377, next=377, p=6, prev=233, q=6, x=13] [L706] 0 next = prev + cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=377, i=233, j=377, next=610, p=6, prev=233, q=6, x=13] [L707] 0 prev = cur VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=377, i=233, j=377, next=610, p=6, prev=377, q=6, x=13] [L708] 0 cur = next VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=610, i=233, j=377, next=610, p=6, prev=377, q=6, x=13] [L705] 0 x++ VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=610, i=233, j=377, next=610, p=6, prev=377, q=6, x=14] [L705] COND FALSE 0 !(x < 14) VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=610, i=233, j=377, next=610, p=6, prev=377, q=6, x=14] [L710] 0 return prev; VAL [\old(arg)={0:0}, \old(arg)={0:0}, \result=377, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=610, i=233, j=377, next=610, p=6, prev=377, q=6, x=14] [L722] RET, EXPR 0 fib() [L722] 0 int correct = fib(); VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(argc)=611, \old(argv)={612:613}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, argc=611, correct=377, cur=610, i=233, id1=-1, id2=0, j=377, next=610, p=6, prev=377, q=6, x=14] [L724] 0 _Bool assert_cond = i < correct && j < correct; VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(argc)=611, \old(argv)={612:613}, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, argc=611, assert_cond=0, correct=377, cur=610, i=233, id1=-1, id2=0, j=377, next=610, p=6, prev=377, q=6, x=14] [L726] CALL 0 __VERIFIER_assert(assert_cond) [L681] COND TRUE 0 !expression VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=610, expression=0, i=233, j=377, next=610, p=6, prev=377, q=6, x=14] [L681] 0 reach_error() VAL [\old(arg)={0:0}, \old(arg)={0:0}, \old(expression)=0, \result={0:0}, \result={0:0}, arg={0:0}, arg={0:0}, cur=610, expression=0, i=233, j=377, next=610, p=6, prev=377, q=6, x=14] - UnprovableResult [Line: 720]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - UnprovableResult [Line: 721]: Unable to prove that petrification did provide enough thread instances (tool internal message) Unable to prove that petrification did provide enough thread instances (tool internal message) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 108 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 6.9s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 2.0s, 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: 117, 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, 0.3s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 1730 NumberOfCodeBlocks, 1730 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 1863 ConstructedInterpolants, 0 QuantifiedInterpolants, 4119 SizeOfPredicates, 48 NumberOfNonLiveVariables, 1350 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 14 InterpolantComputations, 3 PerfectInterpolantSequences, 726/2523 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: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 153, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 RESULT: Ultimate proved your program to be incorrect! [2024-11-15 21:18:00,012 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...