/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 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-9b88b13 [2024-11-17 13:02:49,911 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 13:02:49,966 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-17 13:02:49,969 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 13:02:49,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 13:02:49,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 13:02:49,991 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 13:02:49,991 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 13:02:49,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 13:02:49,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 13:02:49,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 13:02:49,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 13:02:49,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 13:02:49,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-17 13:02:49,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-17 13:02:49,995 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-17 13:02:49,995 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 [2024-11-17 13:02:50,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 13:02:50,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 13:02:50,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 13:02:50,206 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 13:02:50,206 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 13:02:50,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i [2024-11-17 13:02:51,346 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6a487ae0d/377952eca82c4fa1a9d852758106f0b3/FLAG4d2565d84 [2024-11-17 13:02:51,577 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 13:02:51,578 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_24-multiple-protecting_true.i [2024-11-17 13:02:51,592 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6a487ae0d/377952eca82c4fa1a9d852758106f0b3/FLAG4d2565d84 [2024-11-17 13:02:51,920 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/6a487ae0d/377952eca82c4fa1a9d852758106f0b3 [2024-11-17 13:02:51,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 13:02:51,923 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-17 13:02:51,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 13:02:51,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 13:02:51,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 13:02:51,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:02:51" (1/1) ... [2024-11-17 13:02:51,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c4c225d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:51, skipping insertion in model container [2024-11-17 13:02:51,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:02:51" (1/1) ... [2024-11-17 13:02:51,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 13:02:52,048 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/goblint-regression/13-privatized_24-multiple-protecting_true.i[1096,1109] [2024-11-17 13:02:52,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 13:02:52,150 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 13:02:52,158 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/goblint-regression/13-privatized_24-multiple-protecting_true.i[1096,1109] [2024-11-17 13:02:52,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 13:02:52,222 INFO L204 MainTranslator]: Completed translation [2024-11-17 13:02:52,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52 WrapperNode [2024-11-17 13:02:52,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 13:02:52,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 13:02:52,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 13:02:52,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 13:02:52,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,253 INFO L138 Inliner]: procedures = 162, calls = 53, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 101 [2024-11-17 13:02:52,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 13:02:52,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 13:02:52,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 13:02:52,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 13:02:52,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,274 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,278 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 13:02:52,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-17 13:02:52,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-17 13:02:52,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-17 13:02:52,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (1/1) ... [2024-11-17 13:02:52,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-17 13:02:52,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 13:02:52,310 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) [2024-11-17 13:02:52,314 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 [2024-11-17 13:02:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-17 13:02:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 13:02:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-17 13:02:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-17 13:02:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-17 13:02:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-17 13:02:52,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 13:02:52,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 13:02:52,328 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-17 13:02:52,431 INFO L238 CfgBuilder]: Building ICFG [2024-11-17 13:02:52,432 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 13:02:52,624 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-17 13:02:52,625 INFO L287 CfgBuilder]: Performing block encoding [2024-11-17 13:02:52,670 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 13:02:52,670 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 13:02:52,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:02:52 BoogieIcfgContainer [2024-11-17 13:02:52,671 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-17 13:02:52,672 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 13:02:52,672 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 13:02:52,677 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 13:02:52,677 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:02:51" (1/3) ... [2024-11-17 13:02:52,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534aece8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:02:52, skipping insertion in model container [2024-11-17 13:02:52,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:02:52" (2/3) ... [2024-11-17 13:02:52,678 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534aece8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:02:52, skipping insertion in model container [2024-11-17 13:02:52,678 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:02:52" (3/3) ... [2024-11-17 13:02:52,679 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_24-multiple-protecting_true.i [2024-11-17 13:02:52,689 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 13:02:52,690 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_24-multiple-protecting_true.i that has 2 procedures, 144 locations, 1 initial locations, 0 loop locations, and 4 error locations. [2024-11-17 13:02:52,691 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-17 13:02:52,756 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-17 13:02:52,801 INFO L125 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:02:52,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-17 13:02:52,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-17 13:02:52,804 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) [2024-11-17 13:02:52,805 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 [2024-11-17 13:02:52,861 INFO L177 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-17 13:02:52,868 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-17 13:02:52,872 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;@480edda8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-17 13:02:52,872 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-11-17 13:02:53,308 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-17 13:02:53,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:02:53,311 INFO L85 PathProgramCache]: Analyzing trace with hash -501263385, now seen corresponding path program 1 times [2024-11-17 13:02:53,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:02:53,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778836147] [2024-11-17 13:02:53,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:02:53,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:02:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:02:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:02:53,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:02:53,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778836147] [2024-11-17 13:02:53,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778836147] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:02:53,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:02:53,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:02:53,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228882711] [2024-11-17 13:02:53,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:02:53,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:02:53,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:02:53,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:02:53,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:02:53,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:53,935 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:02:53,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-17 13:02:53,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:54,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:02:54,115 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-17 13:02:54,115 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-17 13:02:54,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:02:54,115 INFO L85 PathProgramCache]: Analyzing trace with hash -277858368, now seen corresponding path program 1 times [2024-11-17 13:02:54,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:02:54,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119483794] [2024-11-17 13:02:54,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:02:54,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:02:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:02:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:02:54,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:02:54,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119483794] [2024-11-17 13:02:54,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119483794] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:02:54,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:02:54,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:02:54,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738684259] [2024-11-17 13:02:54,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:02:54,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:02:54,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:02:54,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:02:54,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:02:54,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:54,385 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:02:54,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 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) [2024-11-17 13:02:54,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:02:54,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:55,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:02:55,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:02:55,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-17 13:02:55,171 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-17 13:02:55,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:02:55,171 INFO L85 PathProgramCache]: Analyzing trace with hash -799394744, now seen corresponding path program 2 times [2024-11-17 13:02:55,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:02:55,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26022291] [2024-11-17 13:02:55,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:02:55,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:02:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:02:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:02:55,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:02:55,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26022291] [2024-11-17 13:02:55,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26022291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:02:55,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:02:55,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-17 13:02:55,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569107502] [2024-11-17 13:02:55,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:02:55,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-17 13:02:55,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:02:55,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-17 13:02:55,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-17 13:02:55,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:55,376 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:02:55,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 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) [2024-11-17 13:02:55,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:02:55,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-11-17 13:02:55,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:55,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:02:55,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-17 13:02:55,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:02:55,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-17 13:02:55,675 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-17 13:02:55,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:02:55,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1807641269, now seen corresponding path program 1 times [2024-11-17 13:02:55,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:02:55,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091619856] [2024-11-17 13:02:55,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:02:55,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:02:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:02:55,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:02:55,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:02:55,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091619856] [2024-11-17 13:02:55,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091619856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:02:55,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:02:55,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-17 13:02:55,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041709334] [2024-11-17 13:02:55,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:02:55,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-17 13:02:55,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:02:55,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-17 13:02:55,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-17 13:02:55,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:55,926 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:02:55,926 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.125) internal successors, (97), 8 states have internal predecessors, (97), 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) [2024-11-17 13:02:55,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-11-17 13:02:55,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-17 13:02:55,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:02:55,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-17 13:02:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-17 13:02:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:02:56,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 13:02:56,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-17 13:02:56,921 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2024-11-17 13:02:56,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 13:02:56,922 INFO L85 PathProgramCache]: Analyzing trace with hash 548066843, now seen corresponding path program 1 times [2024-11-17 13:02:56,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 13:02:56,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178237193] [2024-11-17 13:02:56,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 13:02:56,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 13:02:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 13:02:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 13:02:57,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 13:02:57,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178237193] [2024-11-17 13:02:57,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178237193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 13:02:57,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 13:02:57,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 13:02:57,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769079316] [2024-11-17 13:02:57,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 13:02:57,016 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-17 13:02:57,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 13:02:57,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 13:02:57,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-17 13:02:57,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:57,017 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-17 13:02:57,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 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) [2024-11-17 13:02:57,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-11-17 13:02:57,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-11-17 13:02:57,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:02:57,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-17 13:02:57,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-17 13:02:57,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-17 13:02:57,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-17 13:02:57,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:02:57,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-17 13:02:57,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 13:02:57,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-11-17 13:02:57,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2024-11-17 13:02:57,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2024-11-17 13:02:57,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2024-11-17 13:02:57,521 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-11-17 13:02:57,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-17 13:02:57,525 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2024-11-17 13:02:57,526 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-17 13:02:57,526 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-17 13:02:57,542 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 [2024-11-17 13:02:57,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 01:02:57 BasicIcfg [2024-11-17 13:02:57,543 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 13:02:57,543 INFO L158 Benchmark]: Toolchain (without parser) took 5620.57ms. Allocated memory was 100.7MB in the beginning and 176.2MB in the end (delta: 75.5MB). Free memory was 71.4MB in the beginning and 84.1MB in the end (delta: -12.7MB). Peak memory consumption was 106.0MB. Max. memory is 8.0GB. [2024-11-17 13:02:57,543 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-17 13:02:57,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.73ms. Allocated memory is still 100.7MB. Free memory was 71.2MB in the beginning and 51.0MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-17 13:02:57,544 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.82ms. Allocated memory is still 100.7MB. Free memory was 51.0MB in the beginning and 49.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-17 13:02:57,544 INFO L158 Benchmark]: Boogie Preprocessor took 26.11ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 48.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-17 13:02:57,544 INFO L158 Benchmark]: RCFGBuilder took 390.31ms. Allocated memory is still 100.7MB. Free memory was 48.1MB in the beginning and 27.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-17 13:02:57,544 INFO L158 Benchmark]: TraceAbstraction took 4870.23ms. Allocated memory was 100.7MB in the beginning and 176.2MB in the end (delta: 75.5MB). Free memory was 26.5MB in the beginning and 84.1MB in the end (delta: -57.5MB). Peak memory consumption was 68.2MB. Max. memory is 8.0GB. [2024-11-17 13:02:57,545 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 299.73ms. Allocated memory is still 100.7MB. Free memory was 71.2MB in the beginning and 51.0MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.82ms. Allocated memory is still 100.7MB. Free memory was 51.0MB in the beginning and 49.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 26.11ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 48.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 390.31ms. Allocated memory is still 100.7MB. Free memory was 48.1MB in the beginning and 27.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 4870.23ms. Allocated memory was 100.7MB in the beginning and 176.2MB in the end (delta: 75.5MB). Free memory was 26.5MB in the beginning and 84.1MB in the end (delta: -57.5MB). Peak memory consumption was 68.2MB. 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: 6095, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 259, dependent conditional: 162, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5961, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 125, dependent conditional: 28, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5961, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 125, dependent conditional: 28, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6084, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 248, dependent conditional: 151, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6084, independent: 5836, independent conditional: 28, independent unconditional: 5808, dependent: 248, dependent conditional: 37, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6084, independent: 5836, independent conditional: 28, independent unconditional: 5808, dependent: 248, dependent conditional: 37, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3981, independent: 3853, independent conditional: 21, independent unconditional: 3832, dependent: 128, dependent conditional: 31, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3981, independent: 3743, independent conditional: 0, independent unconditional: 3743, dependent: 238, dependent conditional: 0, dependent unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 238, independent: 110, independent conditional: 21, independent unconditional: 89, dependent: 128, dependent conditional: 31, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 238, independent: 110, independent conditional: 21, independent unconditional: 89, dependent: 128, dependent conditional: 31, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2039, independent: 872, independent conditional: 190, independent unconditional: 682, dependent: 1167, dependent conditional: 274, dependent unconditional: 893, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 6084, independent: 1983, independent conditional: 7, independent unconditional: 1976, dependent: 120, dependent conditional: 6, dependent unconditional: 114, unknown: 3981, unknown conditional: 52, unknown unconditional: 3929] , Statistics on independence cache: Total cache size (in pairs): 3981, Positive cache size: 3853, Positive conditional cache size: 21, Positive unconditional cache size: 3832, Negative cache size: 128, Negative conditional cache size: 31, Negative unconditional cache size: 97, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2090, Maximal queried relation: 5, Independence queries for same thread: 134, Persistent sets #1 benchmarks: Persistent set computation time: 1.7s, Number of persistent set computation: 923, Number of trivial persistent sets: 923, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3929, independent: 3832, independent conditional: 0, independent unconditional: 3832, dependent: 97, dependent conditional: 0, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6095, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 259, dependent conditional: 162, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5961, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 125, dependent conditional: 28, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5961, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 125, dependent conditional: 28, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6084, independent: 5836, independent conditional: 2004, independent unconditional: 3832, dependent: 248, dependent conditional: 151, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6084, independent: 5836, independent conditional: 28, independent unconditional: 5808, dependent: 248, dependent conditional: 37, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6084, independent: 5836, independent conditional: 28, independent unconditional: 5808, dependent: 248, dependent conditional: 37, dependent unconditional: 211, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3981, independent: 3853, independent conditional: 21, independent unconditional: 3832, dependent: 128, dependent conditional: 31, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3981, independent: 3743, independent conditional: 0, independent unconditional: 3743, dependent: 238, dependent conditional: 0, dependent unconditional: 238, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 238, independent: 110, independent conditional: 21, independent unconditional: 89, dependent: 128, dependent conditional: 31, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 238, independent: 110, independent conditional: 21, independent unconditional: 89, dependent: 128, dependent conditional: 31, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2039, independent: 872, independent conditional: 190, independent unconditional: 682, dependent: 1167, dependent conditional: 274, dependent unconditional: 893, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Symbolic Conditions with UNKNOWN Satisfiability: 0, Protected Queries: 0 ], Cache Queries: [ total: 6084, independent: 1983, independent conditional: 7, independent unconditional: 1976, dependent: 120, dependent conditional: 6, dependent unconditional: 114, unknown: 3981, unknown conditional: 52, unknown unconditional: 3929] , Statistics on independence cache: Total cache size (in pairs): 3981, Positive cache size: 3853, Positive conditional cache size: 21, Positive unconditional cache size: 3832, Negative cache size: 128, Negative conditional cache size: 31, Negative unconditional cache size: 97, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2090, Maximal queried relation: 5, Independence queries for same thread: 134 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: 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 3 procedures, 185 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 3.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 44, 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, 1.2s InterpolantComputationTime, 456 NumberOfCodeBlocks, 456 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 451 ConstructedInterpolants, 0 QuantifiedInterpolants, 1826 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-17 13:02:57,563 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...