/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/goblint-regression/13-privatized_20-publish-regression_true.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 22:19:27,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 22:19:27,218 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 22:19:27,221 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 22:19:27,221 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 22:19:27,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 22:19:27,239 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 22:19:27,239 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 22:19:27,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 22:19:27,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 22:19:27,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 22:19:27,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 22:19:27,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 22:19:27,240 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:19:27,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 22:19:27,241 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Commutativity condition synthesis -> NECESSARY_AND_SUFFICIENT [2024-11-15 22:19:27,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 22:19:27,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 22:19:27,431 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 22:19:27,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 22:19:27,432 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 22:19:27,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/13-privatized_20-publish-regression_true.i [2024-11-15 22:19:28,557 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 22:19:28,783 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 22:19:28,784 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/13-privatized_20-publish-regression_true.i [2024-11-15 22:19:28,795 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c5788f158/8226bb33b8b649efb5f35aadae5233aa/FLAG26995eebb [2024-11-15 22:19:29,125 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/c5788f158/8226bb33b8b649efb5f35aadae5233aa [2024-11-15 22:19:29,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 22:19:29,127 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 22:19:29,130 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 22:19:29,130 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 22:19:29,135 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 22:19:29,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d4b3b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29, skipping insertion in model container [2024-11-15 22:19:29,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 22:19:29,258 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_20-publish-regression_true.i[1095,1108] [2024-11-15 22:19:29,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:19:29,359 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 22:19:29,368 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_20-publish-regression_true.i[1095,1108] [2024-11-15 22:19:29,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:19:29,423 INFO L204 MainTranslator]: Completed translation [2024-11-15 22:19:29,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29 WrapperNode [2024-11-15 22:19:29,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 22:19:29,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 22:19:29,425 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 22:19:29,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 22:19:29,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,453 INFO L138 Inliner]: procedures = 165, calls = 36, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 86 [2024-11-15 22:19:29,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 22:19:29,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 22:19:29,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 22:19:29,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 22:19:29,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,466 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,467 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,475 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,476 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,476 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 22:19:29,482 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 22:19:29,482 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 22:19:29,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 22:19:29,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (1/1) ... [2024-11-15 22:19:29,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:19:29,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:19:29,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-15 22:19:29,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-15 22:19:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-15 22:19:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 22:19:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-15 22:19:29,525 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-15 22:19:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-15 22:19:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 22:19:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-15 22:19:29,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 22:19:29,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 22:19:29,526 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-15 22:19:29,621 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 22:19:29,622 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 22:19:29,742 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 22:19:29,742 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 22:19:29,766 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 22:19:29,766 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-15 22:19:29,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:19:29 BoogieIcfgContainer [2024-11-15 22:19:29,766 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 22:19:29,768 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 22:19:29,768 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 22:19:29,771 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 22:19:29,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:19:29" (1/3) ... [2024-11-15 22:19:29,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e785c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:19:29, skipping insertion in model container [2024-11-15 22:19:29,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:19:29" (2/3) ... [2024-11-15 22:19:29,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77e785c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:19:29, skipping insertion in model container [2024-11-15 22:19:29,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:19:29" (3/3) ... [2024-11-15 22:19:29,773 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_20-publish-regression_true.i [2024-11-15 22:19:29,783 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 22:19:29,784 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 13-privatized_20-publish-regression_true.i that has 2 procedures, 91 locations, 1 initial locations, 0 loop locations, and 3 error locations. [2024-11-15 22:19:29,784 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 22:19:29,834 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-15 22:19:29,871 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:19:29,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 22:19:29,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:19:29,874 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-15 22:19:29,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-15 22:19:29,941 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:19:29,950 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-11-15 22:19:29,955 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;@f2ffad2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:19:29,956 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-15 22:19:30,138 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:19:30,139 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:19:30,139 INFO L132 ounterexampleChecker]: Examining path program with hash -103655741, occurence #1 [2024-11-15 22:19:30,140 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:19:30,140 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:19:30,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:19:30,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1003490934, now seen corresponding path program 1 times [2024-11-15 22:19:30,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:19:30,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592032226] [2024-11-15 22:19:30,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:19:30,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:19:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:19:30,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:19:30,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:19:30,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592032226] [2024-11-15 22:19:30,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592032226] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:19:30,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:19:30,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:19:30,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269862379] [2024-11-15 22:19:30,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:19:30,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:19:30,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:19:30,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:19:30,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:19:30,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,323 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:19:30,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 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) [2024-11-15 22:19:30,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 22:19:30,347 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-15 22:19:30,347 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:19:30,348 INFO L132 ounterexampleChecker]: Examining path program with hash 945395649, occurence #1 [2024-11-15 22:19:30,348 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:19:30,348 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:19:30,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:19:30,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1232130330, now seen corresponding path program 1 times [2024-11-15 22:19:30,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:19:30,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77978493] [2024-11-15 22:19:30,348 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:19:30,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:19:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:19:30,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:19:30,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:19:30,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77978493] [2024-11-15 22:19:30,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77978493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:19:30,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:19:30,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 22:19:30,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394247158] [2024-11-15 22:19:30,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:19:30,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 22:19:30,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:19:30,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 22:19:30,520 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 22:19:30,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,520 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:19:30,523 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.0) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:19:30,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:30,768 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-15 22:19:30,769 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 22:19:30,772 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-15 22:19:30,773 INFO L320 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2024-11-15 22:19:30,776 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:19:30,780 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:19:30,780 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:19:30,780 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;@f2ffad2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:19:30,781 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-15 22:19:30,785 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:19:30,785 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:19:30,786 INFO L132 ounterexampleChecker]: Examining path program with hash 1283082536, occurence #1 [2024-11-15 22:19:30,786 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:19:30,786 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:19:30,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:19:30,786 INFO L85 PathProgramCache]: Analyzing trace with hash -300954871, now seen corresponding path program 1 times [2024-11-15 22:19:30,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:19:30,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989823502] [2024-11-15 22:19:30,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:19:30,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:19:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:19:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:19:30,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:19:30,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989823502] [2024-11-15 22:19:30,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989823502] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:19:30,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:19:30,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 22:19:30,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874194449] [2024-11-15 22:19:30,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:19:30,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 22:19:30,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:19:30,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 22:19:30,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-15 22:19:30,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,897 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:19:30,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:19:30,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:30,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:30,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-15 22:19:30,960 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:19:30,960 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:19:30,960 INFO L132 ounterexampleChecker]: Examining path program with hash -1358447476, occurence #1 [2024-11-15 22:19:30,960 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:19:30,960 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:19:30,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:19:30,960 INFO L85 PathProgramCache]: Analyzing trace with hash -747533784, now seen corresponding path program 1 times [2024-11-15 22:19:30,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:19:30,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568242808] [2024-11-15 22:19:30,961 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:19:30,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:19:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:19:31,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:19:31,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:19:31,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568242808] [2024-11-15 22:19:31,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568242808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:19:31,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:19:31,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 22:19:31,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894129620] [2024-11-15 22:19:31,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:19:31,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 22:19:31,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:19:31,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 22:19:31,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-15 22:19:31,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:31,093 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:19:31,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:19:31,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:31,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-15 22:19:31,264 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:19:31,264 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:19:31,264 INFO L132 ounterexampleChecker]: Examining path program with hash -1180242640, occurence #1 [2024-11-15 22:19:31,264 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:19:31,265 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:19:31,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:19:31,265 INFO L85 PathProgramCache]: Analyzing trace with hash 711589205, now seen corresponding path program 1 times [2024-11-15 22:19:31,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:19:31,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057177039] [2024-11-15 22:19:31,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:19:31,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:19:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:19:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-15 22:19:31,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:19:31,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057177039] [2024-11-15 22:19:31,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057177039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:19:31,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:19:31,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-15 22:19:31,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082069253] [2024-11-15 22:19:31,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:19:31,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-15 22:19:31,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:19:31,466 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-15 22:19:31,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-15 22:19:31,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:31,466 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:19:31,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:19:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:19:31,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:19:31,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-11-15 22:19:31,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2024-11-15 22:19:31,545 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-11-15 22:19:31,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-15 22:19:31,546 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-15 22:19:31,546 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/2) [2024-11-15 22:19:31,547 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-15 22:19:31,547 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 22:19:31,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-15 22:19:31,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:19:31 BasicIcfg [2024-11-15 22:19:31,563 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 22:19:31,564 INFO L158 Benchmark]: Toolchain (without parser) took 2436.32ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 71.8MB in the beginning and 61.7MB in the end (delta: 10.1MB). Peak memory consumption was 29.0MB. Max. memory is 8.0GB. [2024-11-15 22:19:31,564 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:19:31,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.17ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 51.7MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-15 22:19:31,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.52ms. Allocated memory is still 100.7MB. Free memory was 51.5MB in the beginning and 49.9MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-15 22:19:31,564 INFO L158 Benchmark]: Boogie Preprocessor took 24.47ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:19:31,565 INFO L158 Benchmark]: RCFGBuilder took 284.30ms. Allocated memory is still 100.7MB. Free memory was 48.8MB in the beginning and 33.9MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-15 22:19:31,565 INFO L158 Benchmark]: TraceAbstraction took 1795.54ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 33.4MB in the beginning and 61.7MB in the end (delta: -28.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:19:31,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 295.17ms. Allocated memory is still 100.7MB. Free memory was 71.5MB in the beginning and 51.7MB in the end (delta: 19.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 28.52ms. Allocated memory is still 100.7MB. Free memory was 51.5MB in the beginning and 49.9MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.47ms. Allocated memory is still 100.7MB. Free memory was 49.9MB in the beginning and 48.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 284.30ms. Allocated memory is still 100.7MB. Free memory was 48.8MB in the beginning and 33.9MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 1795.54ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 33.4MB in the beginning and 61.7MB in the end (delta: -28.3MB). There was no memory consumed. 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: 773, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 23, dependent conditional: 11, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 767, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 17, dependent conditional: 5, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 767, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 17, dependent conditional: 5, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 772, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 772, independent: 750, independent conditional: 0, independent unconditional: 750, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 772, independent: 750, independent conditional: 0, independent unconditional: 750, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 649, independent: 637, independent conditional: 0, independent unconditional: 637, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 649, independent: 630, independent conditional: 0, independent unconditional: 630, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 19, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 278, independent: 115, independent conditional: 0, independent unconditional: 115, dependent: 163, dependent conditional: 0, dependent unconditional: 163, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 772, independent: 113, independent conditional: 0, independent unconditional: 113, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 649, unknown conditional: 0, unknown unconditional: 649] , Statistics on independence cache: Total cache size (in pairs): 649, Positive cache size: 637, Positive conditional cache size: 0, Positive unconditional cache size: 637, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 123, Maximal queried relation: 1, Independence queries for same thread: 6, Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 127, Number of trivial persistent sets: 89, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 649, independent: 637, independent conditional: 0, independent unconditional: 637, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 773, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 23, dependent conditional: 11, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 767, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 17, dependent conditional: 5, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 767, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 17, dependent conditional: 5, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 772, independent: 750, independent conditional: 113, independent unconditional: 637, dependent: 22, dependent conditional: 10, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 772, independent: 750, independent conditional: 0, independent unconditional: 750, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 772, independent: 750, independent conditional: 0, independent unconditional: 750, dependent: 22, dependent conditional: 0, dependent unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 649, independent: 637, independent conditional: 0, independent unconditional: 637, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 649, independent: 630, independent conditional: 0, independent unconditional: 630, dependent: 19, dependent conditional: 0, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 19, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 19, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 12, dependent conditional: 0, dependent unconditional: 12, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 278, independent: 115, independent conditional: 0, independent unconditional: 115, dependent: 163, dependent conditional: 0, dependent unconditional: 163, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 772, independent: 113, independent conditional: 0, independent unconditional: 113, dependent: 10, dependent conditional: 0, dependent unconditional: 10, unknown: 649, unknown conditional: 0, unknown unconditional: 649] , Statistics on independence cache: Total cache size (in pairs): 649, Positive cache size: 637, Positive conditional cache size: 0, Positive unconditional cache size: 637, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 123, Maximal queried relation: 1, Independence queries for same thread: 6 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 819, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 24, dependent conditional: 11, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 811, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 16, dependent conditional: 3, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 811, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 16, dependent conditional: 3, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 815, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 20, dependent conditional: 7, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 815, independent: 795, independent conditional: 1, independent unconditional: 794, dependent: 20, dependent conditional: 1, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 815, independent: 795, independent conditional: 1, independent unconditional: 794, dependent: 20, dependent conditional: 1, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 177, independent: 172, independent conditional: 1, independent unconditional: 171, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 177, independent: 169, independent conditional: 0, independent unconditional: 169, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 3, independent conditional: 1, independent unconditional: 2, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 3, independent conditional: 1, independent unconditional: 2, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, independent: 29, independent conditional: 12, independent unconditional: 17, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 815, independent: 623, independent conditional: 0, independent unconditional: 623, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 177, unknown conditional: 2, unknown unconditional: 175] , Statistics on independence cache: Total cache size (in pairs): 826, Positive cache size: 809, Positive conditional cache size: 1, Positive unconditional cache size: 808, Negative cache size: 17, Negative conditional cache size: 1, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 177, Maximal queried relation: 1, Independence queries for same thread: 8, Persistent sets #1 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 172, Number of trivial persistent sets: 172, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 636, independent: 623, independent conditional: 0, independent unconditional: 623, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 819, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 24, dependent conditional: 11, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 811, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 16, dependent conditional: 3, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 811, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 16, dependent conditional: 3, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 815, independent: 795, independent conditional: 172, independent unconditional: 623, dependent: 20, dependent conditional: 7, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 815, independent: 795, independent conditional: 1, independent unconditional: 794, dependent: 20, dependent conditional: 1, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 815, independent: 795, independent conditional: 1, independent unconditional: 794, dependent: 20, dependent conditional: 1, dependent unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 177, independent: 172, independent conditional: 1, independent unconditional: 171, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 177, independent: 169, independent conditional: 0, independent unconditional: 169, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8, independent: 3, independent conditional: 1, independent unconditional: 2, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, independent: 3, independent conditional: 1, independent unconditional: 2, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 74, independent: 29, independent conditional: 12, independent unconditional: 17, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 815, independent: 623, independent conditional: 0, independent unconditional: 623, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 177, unknown conditional: 2, unknown unconditional: 175] , Statistics on independence cache: Total cache size (in pairs): 826, Positive cache size: 809, Positive conditional cache size: 1, Positive unconditional cache size: 808, Negative cache size: 17, Negative conditional cache size: 1, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 177, Maximal queried relation: 1, Independence queries for same thread: 8 - 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: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 119 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 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, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 129 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, 119 locations, 5 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: 15, 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, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 168 ConstructedInterpolants, 0 QuantifiedInterpolants, 529 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 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-15 22:19:31,590 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...