/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.commutativity.condition.synthesis NECESSARY_AND_SUFFICIENT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-1_1-join.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-158c277 [2024-11-14 12:23:28,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 12:23:28,883 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-14 12:23:28,888 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 12:23:28,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 12:23:28,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 12:23:28,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 12:23:28,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 12:23:28,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 12:23:28,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 12:23:28,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 12:23:28,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 12:23:28,919 INFO L153 SettingsManager]: * Use SBE=true [2024-11-14 12:23:28,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 12:23:28,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 12:23:28,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 12:23:28,919 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 12:23:28,919 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 12:23:28,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 12:23:28,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 12:23:28,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 12:23:28,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 12:23:28,920 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 12:23:28,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 12:23:28,920 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 12:23:28,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 12:23:28,922 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 12:23:28,922 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-14 12:23:28,922 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 12:23:28,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-14 12:23:28,923 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-14 12:23:29,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 12:23:29,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 12:23:29,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 12:23:29,225 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 12:23:29,226 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 12:23:29,228 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-races/race-1_1-join.i [2024-11-14 12:23:30,629 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 12:23:30,987 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 12:23:30,988 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/ldv-races/race-1_1-join.i [2024-11-14 12:23:31,015 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/40815334c/1bf0b27c16964900857cc271f2276f43/FLAG162a8a22e [2024-11-14 12:23:31,032 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/40815334c/1bf0b27c16964900857cc271f2276f43 [2024-11-14 12:23:31,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 12:23:31,035 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-14 12:23:31,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 12:23:31,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 12:23:31,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 12:23:31,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:31,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d550b23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31, skipping insertion in model container [2024-11-14 12:23:31,044 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:31,089 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 12:23:31,707 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/ldv-races/race-1_1-join.i[76068,76081] [2024-11-14 12:23:31,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 12:23:31,758 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 12:23:31,812 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/ldv-races/race-1_1-join.i[76068,76081] [2024-11-14 12:23:31,817 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 12:23:31,928 INFO L204 MainTranslator]: Completed translation [2024-11-14 12:23:31,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31 WrapperNode [2024-11-14 12:23:31,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 12:23:31,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 12:23:31,930 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 12:23:31,930 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 12:23:31,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:31,971 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,002 INFO L138 Inliner]: procedures = 482, calls = 27, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 93 [2024-11-14 12:23:32,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 12:23:32,003 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 12:23:32,003 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 12:23:32,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 12:23:32,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 12:23:32,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 12:23:32,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 12:23:32,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 12:23:32,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (1/1) ... [2024-11-14 12:23:32,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 12:23:32,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 12:23:32,101 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 12:23:32,103 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 12:23:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 12:23:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-14 12:23:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 12:23:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 12:23:32,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 12:23:32,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 12:23:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 12:23:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 12:23:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-14 12:23:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-14 12:23:32,127 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-14 12:23:32,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 12:23:32,128 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 12:23:32,412 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 12:23:32,414 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 12:23:32,569 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 12:23:32,569 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 12:23:32,590 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 12:23:32,590 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 12:23:32,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:23:32 BoogieIcfgContainer [2024-11-14 12:23:32,591 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 12:23:32,593 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 12:23:32,593 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 12:23:32,600 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 12:23:32,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 12:23:31" (1/3) ... [2024-11-14 12:23:32,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea6f6a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 12:23:32, skipping insertion in model container [2024-11-14 12:23:32,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:23:31" (2/3) ... [2024-11-14 12:23:32,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea6f6a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 12:23:32, skipping insertion in model container [2024-11-14 12:23:32,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:23:32" (3/3) ... [2024-11-14 12:23:32,603 INFO L112 eAbstractionObserver]: Analyzing ICFG race-1_1-join.i [2024-11-14 12:23:32,617 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 12:23:32,620 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG race-1_1-join.i that has 2 procedures, 103 locations, 1 initial locations, 0 loop locations, and 4 error locations. [2024-11-14 12:23:32,620 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 12:23:32,679 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-14 12:23:32,738 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 12:23:32,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-14 12:23:32,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-14 12:23:32,742 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 12:23:32,744 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 12:23:32,848 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 12:23:32,860 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork0 ======== [2024-11-14 12:23:32,866 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;@7daf60a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 12:23:32,866 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 12:23:32,927 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 12:23:32,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 12:23:32,932 INFO L85 PathProgramCache]: Analyzing trace with hash -512556442, now seen corresponding path program 1 times [2024-11-14 12:23:32,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 12:23:32,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035510682] [2024-11-14 12:23:32,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 12:23:32,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 12:23:33,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 12:23:33,297 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 12:23:33,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 12:23:33,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035510682] [2024-11-14 12:23:33,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035510682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 12:23:33,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 12:23:33,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 12:23:33,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768973046] [2024-11-14 12:23:33,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 12:23:33,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 12:23:33,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 12:23:33,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 12:23:33,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 12:23:33,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,323 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 12:23:33,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 12:23:33,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 12:23:33,340 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 12:23:33,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 12:23:33,341 INFO L85 PathProgramCache]: Analyzing trace with hash 149674833, now seen corresponding path program 1 times [2024-11-14 12:23:33,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 12:23:33,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658937213] [2024-11-14 12:23:33,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 12:23:33,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 12:23:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 12:23:33,635 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 12:23:33,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 12:23:33,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658937213] [2024-11-14 12:23:33,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658937213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 12:23:33,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 12:23:33,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 12:23:33,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447644062] [2024-11-14 12:23:33,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 12:23:33,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 12:23:33,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 12:23:33,639 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 12:23:33,639 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 12:23:33,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,639 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 12:23:33,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 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 12:23:33,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 12:23:33,706 INFO L782 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 12:23:33,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 12:23:33,711 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 12:23:33,712 INFO L320 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork0 was SAFE (1/2) [2024-11-14 12:23:33,725 INFO L123 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 12:23:33,726 INFO L185 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-14 12:23:33,726 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-14 12:23:33,727 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;@7daf60a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 12:23:33,727 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-14 12:23:33,732 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-14 12:23:33,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 12:23:33,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1666346536, now seen corresponding path program 1 times [2024-11-14 12:23:33,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 12:23:33,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481799434] [2024-11-14 12:23:33,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 12:23:33,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 12:23:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 12:23:33,879 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 12:23:33,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 12:23:33,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481799434] [2024-11-14 12:23:33,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481799434] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 12:23:33,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 12:23:33,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 12:23:33,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017432060] [2024-11-14 12:23:33,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 12:23:33,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 12:23:33,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 12:23:33,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 12:23:33,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 12:23:33,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,881 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 12:23:33,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 12:23:33,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:33,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 12:23:33,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 12:23:33,981 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-14 12:23:33,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 12:23:33,981 INFO L85 PathProgramCache]: Analyzing trace with hash 80946298, now seen corresponding path program 1 times [2024-11-14 12:23:33,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 12:23:33,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902345101] [2024-11-14 12:23:33,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 12:23:33,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 12:23:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 12:23:34,192 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 12:23:34,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 12:23:34,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902345101] [2024-11-14 12:23:34,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902345101] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 12:23:34,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 12:23:34,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 12:23:34,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862086035] [2024-11-14 12:23:34,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 12:23:34,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 12:23:34,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 12:23:34,194 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 12:23:34,194 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 12:23:34,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:34,194 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 12:23:34,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 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 12:23:34,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-14 12:23:34,195 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:34,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 12:23:34,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 12:23:34,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 12:23:34,287 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-14 12:23:34,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 12:23:34,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1030658099, now seen corresponding path program 1 times [2024-11-14 12:23:34,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-14 12:23:34,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745346241] [2024-11-14 12:23:34,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 12:23:34,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 12:23:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 12:23:34,407 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 12:23:34,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-14 12:23:34,408 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745346241] [2024-11-14 12:23:34,408 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745346241] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 12:23:34,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 12:23:34,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 12:23:34,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259201415] [2024-11-14 12:23:34,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 12:23:34,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 12:23:34,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-14 12:23:34,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 12:23:34,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-14 12:23:34,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:34,409 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-14 12:23:34,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 12:23:34,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 12:23:34,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-14 12:23:34,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-14 12:23:34,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 12:23:34,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 12:23:34,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 12:23:34,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-11-14 12:23:34,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2024-11-14 12:23:34,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2024-11-14 12:23:34,500 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-11-14 12:23:34,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 12:23:34,503 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-14 12:23:34,503 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/2) [2024-11-14 12:23:34,504 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 12:23:34,504 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 12:23:34,526 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 12:23:34,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 12:23:34 BasicIcfg [2024-11-14 12:23:34,527 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 12:23:34,528 INFO L158 Benchmark]: Toolchain (without parser) took 3493.31ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 69.5MB in the beginning and 37.7MB in the end (delta: 31.8MB). Peak memory consumption was 52.1MB. Max. memory is 8.0GB. [2024-11-14 12:23:34,529 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 12:23:34,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 893.48ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 63.1MB in the end (delta: 6.4MB). Peak memory consumption was 58.0MB. Max. memory is 8.0GB. [2024-11-14 12:23:34,529 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.63ms. Allocated memory is still 100.7MB. Free memory was 63.1MB in the beginning and 60.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-14 12:23:34,529 INFO L158 Benchmark]: Boogie Preprocessor took 53.59ms. Allocated memory is still 100.7MB. Free memory was 60.0MB in the beginning and 58.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-14 12:23:34,530 INFO L158 Benchmark]: RCFGBuilder took 533.24ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 38.5MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-14 12:23:34,530 INFO L158 Benchmark]: TraceAbstraction took 1934.77ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 38.1MB in the beginning and 37.7MB in the end (delta: 397.9kB). Peak memory consumption was 19.3MB. Max. memory is 8.0GB. [2024-11-14 12:23:34,531 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 100.7MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 893.48ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 63.1MB in the end (delta: 6.4MB). Peak memory consumption was 58.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 72.63ms. Allocated memory is still 100.7MB. Free memory was 63.1MB in the beginning and 60.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 53.59ms. Allocated memory is still 100.7MB. Free memory was 60.0MB in the beginning and 58.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 533.24ms. Allocated memory is still 100.7MB. Free memory was 58.0MB in the beginning and 38.5MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 1934.77ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 38.1MB in the beginning and 37.7MB in the end (delta: 397.9kB). Peak memory consumption was 19.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 237, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 3, dependent conditional: 3, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 206, independent: 206, independent conditional: 0, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 206, independent: 206, independent conditional: 0, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 234, independent: 28, independent conditional: 0, independent unconditional: 28, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 206, unknown conditional: 0, unknown unconditional: 206] , Statistics on independence cache: Total cache size (in pairs): 206, Positive cache size: 206, Positive conditional cache size: 0, Positive unconditional cache size: 206, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 28, Maximal queried relation: 0, Independence queries for same thread: 3, Persistent sets #1 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 49, Number of trivial persistent sets: 40, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 206, independent: 206, independent conditional: 0, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 237, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 3, dependent conditional: 3, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 28, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 234, independent: 234, independent conditional: 0, independent unconditional: 234, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 206, independent: 206, independent conditional: 0, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 206, independent: 206, independent conditional: 0, independent unconditional: 206, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 234, independent: 28, independent conditional: 0, independent unconditional: 28, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 206, unknown conditional: 0, unknown unconditional: 206] , Statistics on independence cache: Total cache size (in pairs): 206, Positive cache size: 206, Positive conditional cache size: 0, Positive unconditional cache size: 206, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 28, Maximal queried relation: 0, Independence queries for same thread: 3 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 375, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 16, dependent conditional: 16, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 359, independent: 359, independent conditional: 0, independent unconditional: 359, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 0, independent unconditional: 359, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 359, independent: 257, independent conditional: 0, independent unconditional: 257, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 102, unknown conditional: 0, unknown unconditional: 102] , Statistics on independence cache: Total cache size (in pairs): 308, Positive cache size: 308, Positive conditional cache size: 0, Positive unconditional cache size: 308, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 0, Independence queries for same thread: 16, Persistent sets #1 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 108, Number of trivial persistent sets: 93, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 308, independent: 308, independent conditional: 0, independent unconditional: 308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 375, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 16, dependent conditional: 16, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 51, independent unconditional: 308, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 359, independent: 359, independent conditional: 0, independent unconditional: 359, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 359, independent: 359, independent conditional: 0, independent unconditional: 359, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 102, independent: 102, independent conditional: 0, independent unconditional: 102, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 359, independent: 257, independent conditional: 0, independent unconditional: 257, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 102, unknown conditional: 0, unknown unconditional: 102] , Statistics on independence cache: Total cache size (in pairs): 308, Positive cache size: 308, Positive conditional cache size: 0, Positive unconditional cache size: 308, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 0, Independence queries for same thread: 16 - PositiveResult [Line: 1693]: 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: 1693]: 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: 1693]: 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: 1693]: 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: thread1Thread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 122 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, 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: 7, 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, 0.4s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 94 ConstructedInterpolants, 0 QuantifiedInterpolants, 105 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 122 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, 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: 18, 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, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 137 ConstructedInterpolants, 0 QuantifiedInterpolants, 170 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: CheckTime: 0.0s, ConditionCalculationTime: 0.0s, CommutingCounterexamples: 0, ConditionCalculations: 0, TraceChecks: 0, UnknownTraceChecks: 0, ImperfectProofs: 0, QuantifiedConditions: 0, FalseConditions: 0 - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-14 12:23:34,558 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...