/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT --traceabstraction.refinement.strategy.for.commutativity.condition.synthesis BADGER -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/spaghetti.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 17:52:48,289 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 17:52:48,348 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 17:52:48,353 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 17:52:48,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 17:52:48,375 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 17:52:48,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 17:52:48,376 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 17:52:48,376 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 17:52:48,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 17:52:48,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 17:52:48,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 17:52:48,376 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 17:52:48,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 17:52:48,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 17:52:48,376 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 17:52:48,376 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 17:52:48,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 17:52:48,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 17:52:48,377 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 17:52:48,378 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 17:52:48,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 17:52:48,378 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 17:52:48,378 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 17:52:48,378 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 17:52:48,378 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 17:52:48,378 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Refinement strategy for commutativity condition synthesis -> BADGER [2024-11-14 17:52:48,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 17:52:48,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 17:52:48,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 17:52:48,622 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 17:52:48,623 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 17:52:48,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/spaghetti.wvr.c [2024-11-14 17:52:49,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 17:52:50,039 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 17:52:50,040 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/spaghetti.wvr.c [2024-11-14 17:52:50,045 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/55a17e9d0/0945b6b6238c4bbd8f4d122dd43a2f9b/FLAG113a72ddc [2024-11-14 17:52:50,059 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/55a17e9d0/0945b6b6238c4bbd8f4d122dd43a2f9b [2024-11-14 17:52:50,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 17:52:50,062 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 17:52:50,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 17:52:50,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 17:52:50,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 17:52:50,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717f73ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50, skipping insertion in model container [2024-11-14 17:52:50,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,085 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 17:52:50,204 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/spaghetti.wvr.c[2341,2354] [2024-11-14 17:52:50,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 17:52:50,213 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 17:52:50,224 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/trunk/examples/svcomp/weaver/spaghetti.wvr.c[2341,2354] [2024-11-14 17:52:50,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 17:52:50,233 INFO L204 MainTranslator]: Completed translation [2024-11-14 17:52:50,233 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50 WrapperNode [2024-11-14 17:52:50,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 17:52:50,234 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 17:52:50,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 17:52:50,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 17:52:50,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,242 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,254 INFO L138 Inliner]: procedures = 20, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2024-11-14 17:52:50,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 17:52:50,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 17:52:50,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 17:52:50,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 17:52:50,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 17:52:50,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 17:52:50,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 17:52:50,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 17:52:50,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (1/1) ... [2024-11-14 17:52:50,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 17:52:50,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 17:52:50,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 17:52:50,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 17:52:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 17:52:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 17:52:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 17:52:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-14 17:52:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-14 17:52:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-14 17:52:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-14 17:52:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-14 17:52:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-14 17:52:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 17:52:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 17:52:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 17:52:50,323 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 17:52:50,403 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 17:52:50,405 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 17:52:50,557 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 17:52:50,557 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 17:52:50,564 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 17:52:50,564 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-14 17:52:50,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:52:50 BoogieIcfgContainer [2024-11-14 17:52:50,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 17:52:50,566 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 17:52:50,566 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 17:52:50,570 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 17:52:50,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:52:50" (1/3) ... [2024-11-14 17:52:50,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e6180a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:52:50, skipping insertion in model container [2024-11-14 17:52:50,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:52:50" (2/3) ... [2024-11-14 17:52:50,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33e6180a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:52:50, skipping insertion in model container [2024-11-14 17:52:50,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:52:50" (3/3) ... [2024-11-14 17:52:50,571 INFO L112 eAbstractionObserver]: Analyzing ICFG spaghetti.wvr.c [2024-11-14 17:52:50,581 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 17:52:50,582 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG spaghetti.wvr.c that has 5 procedures, 116 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 17:52:50,582 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 17:52:50,657 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-14 17:52:50,703 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 17:52:50,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 17:52:50,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 17:52:50,706 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-14 17:52:50,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-14 17:52:50,779 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 17:52:50,789 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 17:52:50,794 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;@50f9a0e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 17:52:50,794 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-14 17:52:51,135 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 17:52:51,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 17:52:51,139 INFO L85 PathProgramCache]: Analyzing trace with hash 2110608014, now seen corresponding path program 1 times [2024-11-14 17:52:51,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 17:52:51,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167031604] [2024-11-14 17:52:51,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 17:52:51,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 17:52:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 17:52:51,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 17:52:51,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 17:52:51,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167031604] [2024-11-14 17:52:51,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167031604] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 17:52:51,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 17:52:51,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 17:52:51,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534211326] [2024-11-14 17:52:51,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 17:52:51,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 17:52:51,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 17:52:51,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 17:52:51,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 17:52:51,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:51,272 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 17:52:51,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 17:52:51,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:51,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:51,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 17:52:51,308 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 17:52:51,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 17:52:51,312 INFO L85 PathProgramCache]: Analyzing trace with hash -1273480220, now seen corresponding path program 1 times [2024-11-14 17:52:51,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 17:52:51,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498825564] [2024-11-14 17:52:51,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 17:52:51,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 17:52:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 17:52:51,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 17:52:51,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 17:52:51,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498825564] [2024-11-14 17:52:51,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498825564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 17:52:51,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 17:52:51,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 17:52:51,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807793738] [2024-11-14 17:52:51,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 17:52:51,771 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 17:52:51,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 17:52:51,772 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 17:52:51,772 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 17:52:51,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:51,772 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 17:52:51,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 17:52:51,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:51,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:52,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:52,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 17:52:52,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 17:52:52,274 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-11-14 17:52:52,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 17:52:52,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1331289024, now seen corresponding path program 1 times [2024-11-14 17:52:52,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 17:52:52,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279445358] [2024-11-14 17:52:52,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 17:52:52,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 17:52:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 17:52:52,539 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 17:52:52,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 17:52:52,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279445358] [2024-11-14 17:52:52,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279445358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 17:52:52,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 17:52:52,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-14 17:52:52,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129897934] [2024-11-14 17:52:52,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 17:52:52,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 17:52:52,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 17:52:52,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 17:52:52,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-14 17:52:52,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:52,541 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 17:52:52,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 6 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 17:52:52,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:52:52,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-14 17:52:52,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:53:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 17:53:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 17:53:04,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 17:53:04,053 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-14 17:53:04,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-11-14 17:53:04,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-11-14 17:53:04,054 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-11-14 17:53:04,055 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-14 17:53:04,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 17:53:04,060 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-14 17:53:04,061 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 17:53:04,061 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 17:53:04,080 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-14 17:53:04,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:53:04 BasicIcfg [2024-11-14 17:53:04,081 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 17:53:04,082 INFO L158 Benchmark]: Toolchain (without parser) took 14019.51ms. Allocated memory was 83.9MB in the beginning and 2.9GB in the end (delta: 2.9GB). Free memory was 57.4MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-11-14 17:53:04,082 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 17:53:04,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 170.05ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 45.7MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2024-11-14 17:53:04,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.87ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 17:53:04,082 INFO L158 Benchmark]: Boogie Preprocessor took 14.55ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 43.4MB in the end (delta: 1.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 17:53:04,083 INFO L158 Benchmark]: RCFGBuilder took 295.27ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 30.6MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-11-14 17:53:04,083 INFO L158 Benchmark]: TraceAbstraction took 13514.89ms. Allocated memory was 83.9MB in the beginning and 2.9GB in the end (delta: 2.9GB). Free memory was 30.2MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. [2024-11-14 17:53:04,084 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 170.05ms. Allocated memory is still 83.9MB. Free memory was 57.2MB in the beginning and 45.7MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 19.87ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 14.55ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 43.4MB in the end (delta: 1.0MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 295.27ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 30.6MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 13514.89ms. Allocated memory was 83.9MB in the beginning and 2.9GB in the end (delta: 2.9GB). Free memory was 30.2MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 1.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 987700, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 81998, dependent conditional: 81968, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 917095, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 11393, dependent conditional: 11363, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 917095, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 11393, dependent conditional: 11363, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 928458, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 22756, dependent conditional: 22726, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 928458, independent: 905702, independent conditional: 0, independent unconditional: 905702, dependent: 22756, dependent conditional: 0, dependent unconditional: 22756, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 928458, independent: 905702, independent conditional: 0, independent unconditional: 905702, dependent: 22756, dependent conditional: 0, dependent unconditional: 22756, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5642, independent: 5612, independent conditional: 0, independent unconditional: 5612, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5642, independent: 5585, independent conditional: 0, independent unconditional: 5585, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 372, independent: 186, independent conditional: 0, independent unconditional: 186, dependent: 186, dependent conditional: 0, dependent unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 928458, independent: 900090, independent conditional: 0, independent unconditional: 900090, dependent: 22726, dependent conditional: 0, dependent unconditional: 22726, unknown: 5642, unknown conditional: 0, unknown unconditional: 5642] , Statistics on independence cache: Total cache size (in pairs): 5642, Positive cache size: 5612, Positive conditional cache size: 0, Positive unconditional cache size: 5612, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 921004, Maximal queried relation: 1, Independence queries for same thread: 70605, Persistent sets #1 benchmarks: Persistent set computation time: 3.8s, Number of persistent set computation: 151280, Number of trivial persistent sets: 134842, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7454, independent: 7424, independent conditional: 0, independent unconditional: 7424, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 987700, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 81998, dependent conditional: 81968, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 917095, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 11393, dependent conditional: 11363, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 917095, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 11393, dependent conditional: 11363, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 928458, independent: 905702, independent conditional: 898278, independent unconditional: 7424, dependent: 22756, dependent conditional: 22726, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 928458, independent: 905702, independent conditional: 0, independent unconditional: 905702, dependent: 22756, dependent conditional: 0, dependent unconditional: 22756, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 928458, independent: 905702, independent conditional: 0, independent unconditional: 905702, dependent: 22756, dependent conditional: 0, dependent unconditional: 22756, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5642, independent: 5612, independent conditional: 0, independent unconditional: 5612, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5642, independent: 5585, independent conditional: 0, independent unconditional: 5585, dependent: 57, dependent conditional: 0, dependent unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 57, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 57, independent: 27, independent conditional: 0, independent unconditional: 27, dependent: 30, dependent conditional: 0, dependent unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 372, independent: 186, independent conditional: 0, independent unconditional: 186, dependent: 186, dependent conditional: 0, dependent unconditional: 186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 928458, independent: 900090, independent conditional: 0, independent unconditional: 900090, dependent: 22726, dependent conditional: 0, dependent unconditional: 22726, unknown: 5642, unknown conditional: 0, unknown unconditional: 5642] , Statistics on independence cache: Total cache size (in pairs): 5642, Positive cache size: 5612, Positive conditional cache size: 0, Positive unconditional cache size: 5612, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 921004, Maximal queried relation: 1, Independence queries for same thread: 70605 - PositiveResult [Line: 97]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 174 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 13.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 12.4s, 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: 16, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 407 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 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: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 17:53:04,108 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...