/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/28-race_reach_22-deref_read_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.conditional-comm-aee53f6 [2024-11-15 22:31:00,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-15 22:31:00,247 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2024-11-15 22:31:00,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-15 22:31:00,254 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-15 22:31:00,276 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-15 22:31:00,277 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-15 22:31:00,277 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-15 22:31:00,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-15 22:31:00,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-15 22:31:00,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-15 22:31:00,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-15 22:31:00,277 INFO L153 SettingsManager]: * Use SBE=true [2024-11-15 22:31:00,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-15 22:31:00,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-15 22:31:00,277 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-15 22:31:00,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-15 22:31:00,278 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-15 22:31:00,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-15 22:31:00,280 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-15 22:31:00,280 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-11-15 22:31:00,280 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:31:00,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-15 22:31:00,281 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-15 22:31:00,282 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-15 22:31:00,282 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 22:31:00,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-15 22:31:00,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-15 22:31:00,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-15 22:31:00,545 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-15 22:31:00,545 INFO L274 PluginConnector]: CDTParser initialized [2024-11-15 22:31:00,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_22-deref_read_racefree.i [2024-11-15 22:31:01,698 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-15 22:31:01,965 INFO L384 CDTParser]: Found 1 translation units. [2024-11-15 22:31:01,965 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/trunk/examples/svcomp/goblint-regression/28-race_reach_22-deref_read_racefree.i [2024-11-15 22:31:01,977 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/e4bfb8a6c/ac1a5cba327c464c876a3aac8031d558/FLAGb96645e15 [2024-11-15 22:31:02,278 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/data/e4bfb8a6c/ac1a5cba327c464c876a3aac8031d558 [2024-11-15 22:31:02,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-15 22:31:02,281 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-15 22:31:02,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-15 22:31:02,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-15 22:31:02,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-15 22:31:02,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ab6093 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02, skipping insertion in model container [2024-11-15 22:31:02,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-15 22:31:02,485 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/28-race_reach_22-deref_read_racefree.i[30176,30189] [2024-11-15 22:31:02,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:31:02,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-15 22:31:02,529 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/28-race_reach_22-deref_read_racefree.i[30176,30189] [2024-11-15 22:31:02,532 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-15 22:31:02,557 INFO L204 MainTranslator]: Completed translation [2024-11-15 22:31:02,558 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02 WrapperNode [2024-11-15 22:31:02,558 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-15 22:31:02,559 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-15 22:31:02,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-15 22:31:02,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-15 22:31:02,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,582 INFO L138 Inliner]: procedures = 173, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-11-15 22:31:02,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-15 22:31:02,582 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-15 22:31:02,582 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-15 22:31:02,582 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-15 22:31:02,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,589 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,589 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,592 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,595 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-15 22:31:02,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-15 22:31:02,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-15 22:31:02,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-15 22:31:02,599 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (1/1) ... [2024-11-15 22:31:02,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-15 22:31:02,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:31:02,628 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 22:31:02,635 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 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-11-15 22:31:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-15 22:31:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-15 22:31:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-15 22:31:02,648 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 22:31:02,756 INFO L238 CfgBuilder]: Building ICFG [2024-11-15 22:31:02,758 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-15 22:31:02,896 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-15 22:31:02,896 INFO L287 CfgBuilder]: Performing block encoding [2024-11-15 22:31:02,918 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-15 22:31:02,918 INFO L316 CfgBuilder]: Removed 9 assume(true) statements. [2024-11-15 22:31:02,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:31:02 BoogieIcfgContainer [2024-11-15 22:31:02,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-15 22:31:02,920 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-15 22:31:02,920 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-15 22:31:02,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-15 22:31:02,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 10:31:02" (1/3) ... [2024-11-15 22:31:02,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480046d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:31:02, skipping insertion in model container [2024-11-15 22:31:02,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:31:02" (2/3) ... [2024-11-15 22:31:02,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480046d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 10:31:02, skipping insertion in model container [2024-11-15 22:31:02,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 10:31:02" (3/3) ... [2024-11-15 22:31:02,927 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_22-deref_read_racefree.i [2024-11-15 22:31:02,937 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-15 22:31:02,939 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 28-race_reach_22-deref_read_racefree.i that has 2 procedures, 100 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2024-11-15 22:31:02,939 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-15 22:31:02,995 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:03,085 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:03,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-15 22:31:03,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-11-15 22:31:03,090 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 22:31:03,098 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 22:31:03,165 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:03,175 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:03,180 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:03,180 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:03,322 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:03,322 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:03,322 INFO L132 ounterexampleChecker]: Examining path program with hash 2048966624, occurence #1 [2024-11-15 22:31:03,322 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:03,322 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:03,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:03,325 INFO L85 PathProgramCache]: Analyzing trace with hash -805252386, now seen corresponding path program 1 times [2024-11-15 22:31:03,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:03,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392248525] [2024-11-15 22:31:03,330 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:03,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:03,492 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 22:31:03,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:03,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392248525] [2024-11-15 22:31:03,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392248525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:03,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:03,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:03,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429941599] [2024-11-15 22:31:03,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:03,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:03,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:03,508 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:03,508 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:03,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:03,509 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:03,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 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 22:31:03,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:03,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:03,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-15 22:31:03,598 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:03,599 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:03,599 INFO L132 ounterexampleChecker]: Examining path program with hash 1794153705, occurence #1 [2024-11-15 22:31:03,599 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:03,599 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:03,599 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:03,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1800212443, now seen corresponding path program 1 times [2024-11-15 22:31:03,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:03,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789350409] [2024-11-15 22:31:03,599 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:03,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:03,620 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:03,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:03,662 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:03,663 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:03,664 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:03,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-15 22:31:03,668 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-15 22:31:03,669 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:03,669 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-15 22:31:03,690 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:03,695 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:03,699 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:03,699 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:03,700 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:03,700 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:03,891 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:03,891 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:03,892 INFO L132 ounterexampleChecker]: Examining path program with hash 1635398083, occurence #1 [2024-11-15 22:31:03,892 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:03,892 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:03,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:03,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1576827322, now seen corresponding path program 1 times [2024-11-15 22:31:03,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:03,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768561513] [2024-11-15 22:31:03,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:03,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:03,940 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 22:31:03,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:03,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768561513] [2024-11-15 22:31:03,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768561513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:03,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:03,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:03,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943605639] [2024-11-15 22:31:03,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:03,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:03,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:03,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:03,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:03,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:03,942 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:03,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.0) internal successors, (68), 2 states have internal predecessors, (68), 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 22:31:03,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-15 22:31:04,271 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:04,271 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:04,271 INFO L132 ounterexampleChecker]: Examining path program with hash -1882551556, occurence #1 [2024-11-15 22:31:04,271 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:04,271 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:04,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:04,272 INFO L85 PathProgramCache]: Analyzing trace with hash 626932789, now seen corresponding path program 1 times [2024-11-15 22:31:04,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:04,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740905169] [2024-11-15 22:31:04,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:04,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:04,463 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 22:31:04,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:04,463 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740905169] [2024-11-15 22:31:04,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740905169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:04,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:04,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:04,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560313488] [2024-11-15 22:31:04,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:04,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:04,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:04,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:04,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,466 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:04,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 22:31:04,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:04,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-15 22:31:04,567 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:04,567 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:04,567 INFO L132 ounterexampleChecker]: Examining path program with hash -1172266226, occurence #1 [2024-11-15 22:31:04,567 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:04,567 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:04,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:04,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1758108219, now seen corresponding path program 1 times [2024-11-15 22:31:04,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:04,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078721808] [2024-11-15 22:31:04,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:04,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:04,809 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 22:31:04,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:04,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078721808] [2024-11-15 22:31:04,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078721808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:04,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:04,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:04,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595373664] [2024-11-15 22:31:04,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:04,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:04,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:04,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:04,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:04,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,810 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:04,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 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 22:31:04,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:04,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:04,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:04,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:04,910 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-15 22:31:04,911 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:04,911 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:04,911 INFO L132 ounterexampleChecker]: Examining path program with hash 998010932, occurence #1 [2024-11-15 22:31:04,911 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:04,911 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:04,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:04,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1782083068, now seen corresponding path program 1 times [2024-11-15 22:31:04,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:04,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72530432] [2024-11-15 22:31:04,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:04,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:04,925 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:04,947 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:04,948 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:04,948 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:04,948 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:04,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-15 22:31:04,949 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:04,950 WARN L247 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:04,950 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-15 22:31:04,972 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:04,975 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:04,986 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:04,986 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:04,987 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:04,987 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:05,264 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:05,264 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:05,264 INFO L132 ounterexampleChecker]: Examining path program with hash 1213107621, occurence #1 [2024-11-15 22:31:05,264 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:05,264 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:05,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:05,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1461024393, now seen corresponding path program 1 times [2024-11-15 22:31:05,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:05,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012503289] [2024-11-15 22:31:05,265 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:05,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:05,296 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 22:31:05,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:05,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012503289] [2024-11-15 22:31:05,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012503289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:05,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:05,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:05,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682398553] [2024-11-15 22:31:05,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:05,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:05,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:05,301 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:05,301 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:05,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:05,301 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:05,302 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 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 22:31:05,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-15 22:31:06,126 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:06,126 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:06,126 INFO L132 ounterexampleChecker]: Examining path program with hash 348723874, occurence #1 [2024-11-15 22:31:06,126 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:06,127 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:06,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:06,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1178398472, now seen corresponding path program 1 times [2024-11-15 22:31:06,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:06,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546244389] [2024-11-15 22:31:06,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:06,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:06,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:06,247 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 22:31:06,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:06,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546244389] [2024-11-15 22:31:06,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546244389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:06,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:06,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:06,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030629824] [2024-11-15 22:31:06,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:06,247 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:06,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:06,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:06,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:06,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,248 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:06,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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 22:31:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:06,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-15 22:31:06,383 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:06,383 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:06,384 INFO L132 ounterexampleChecker]: Examining path program with hash 1944831038, occurence #1 [2024-11-15 22:31:06,384 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:06,384 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:06,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:06,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1901110013, now seen corresponding path program 1 times [2024-11-15 22:31:06,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:06,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017768684] [2024-11-15 22:31:06,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:06,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:06,546 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 22:31:06,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:06,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017768684] [2024-11-15 22:31:06,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017768684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:06,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:06,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:06,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126411604] [2024-11-15 22:31:06,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:06,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:06,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:06,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:06,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:06,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,548 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:06,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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 22:31:06,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:06,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:06,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:06,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:06,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-15 22:31:06,716 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:06,716 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:06,716 INFO L132 ounterexampleChecker]: Examining path program with hash -125134904, occurence #1 [2024-11-15 22:31:06,716 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:06,716 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:06,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:06,716 INFO L85 PathProgramCache]: Analyzing trace with hash -638073629, now seen corresponding path program 1 times [2024-11-15 22:31:06,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:06,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000762929] [2024-11-15 22:31:06,717 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:06,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:06,733 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:06,764 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:06,764 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:06,765 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:06,765 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:06,765 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-15 22:31:06,766 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:06,766 WARN L247 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:06,766 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-11-15 22:31:06,787 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:06,791 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:06,799 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:06,799 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:06,800 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:06,800 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:07,215 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:07,215 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:07,215 INFO L132 ounterexampleChecker]: Examining path program with hash 1656146651, occurence #1 [2024-11-15 22:31:07,215 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:07,215 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:07,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:07,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1704298517, now seen corresponding path program 1 times [2024-11-15 22:31:07,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:07,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618508763] [2024-11-15 22:31:07,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:07,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:07,236 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 22:31:07,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:07,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618508763] [2024-11-15 22:31:07,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618508763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:07,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:07,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:07,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378462017] [2024-11-15 22:31:07,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:07,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:07,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:07,238 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:07,238 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:07,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:07,238 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:07,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:31:07,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-15 22:31:08,538 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:08,538 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:08,539 INFO L132 ounterexampleChecker]: Examining path program with hash 1921294229, occurence #1 [2024-11-15 22:31:08,539 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:08,539 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:08,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:08,539 INFO L85 PathProgramCache]: Analyzing trace with hash 412227182, now seen corresponding path program 1 times [2024-11-15 22:31:08,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:08,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304505201] [2024-11-15 22:31:08,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:08,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:08,641 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 22:31:08,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:08,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304505201] [2024-11-15 22:31:08,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304505201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:08,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:08,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:08,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799966022] [2024-11-15 22:31:08,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:08,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:08,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:08,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:08,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:08,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,642 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:08,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 22:31:08,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:08,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-15 22:31:08,835 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:08,835 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:08,836 INFO L132 ounterexampleChecker]: Examining path program with hash 1676188755, occurence #1 [2024-11-15 22:31:08,836 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:08,836 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:08,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:08,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1143664305, now seen corresponding path program 1 times [2024-11-15 22:31:08,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:08,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014442632] [2024-11-15 22:31:08,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:08,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:08,986 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 22:31:08,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:08,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014442632] [2024-11-15 22:31:08,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014442632] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:08,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:08,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:08,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527031633] [2024-11-15 22:31:08,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:08,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:08,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:08,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:08,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:08,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,988 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:08,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-15 22:31:08,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:08,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:08,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:09,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:09,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:09,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:09,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-15 22:31:09,185 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:09,185 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:09,186 INFO L132 ounterexampleChecker]: Examining path program with hash -2088176156, occurence #1 [2024-11-15 22:31:09,186 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:09,186 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:09,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:09,186 INFO L85 PathProgramCache]: Analyzing trace with hash -2008966373, now seen corresponding path program 1 times [2024-11-15 22:31:09,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:09,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414348555] [2024-11-15 22:31:09,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:09,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:09,221 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:09,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:09,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:09,245 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:09,245 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:09,245 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:09,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-15 22:31:09,249 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:09,249 WARN L247 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:09,249 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2024-11-15 22:31:09,285 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:09,289 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:09,305 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:09,305 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:09,305 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:09,305 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:09,751 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:09,752 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:09,752 INFO L132 ounterexampleChecker]: Examining path program with hash 1130145258, occurence #1 [2024-11-15 22:31:09,752 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:09,752 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:09,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:09,752 INFO L85 PathProgramCache]: Analyzing trace with hash -913617004, now seen corresponding path program 1 times [2024-11-15 22:31:09,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:09,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161771520] [2024-11-15 22:31:09,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:09,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:09,795 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 22:31:09,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:09,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161771520] [2024-11-15 22:31:09,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161771520] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:09,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:09,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:09,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427004662] [2024-11-15 22:31:09,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:09,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:09,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:09,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:09,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:09,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:09,796 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:09,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.5) internal successors, (95), 2 states have internal predecessors, (95), 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 22:31:09,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:11,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:11,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-15 22:31:11,513 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:11,513 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:11,514 INFO L132 ounterexampleChecker]: Examining path program with hash -1309531885, occurence #1 [2024-11-15 22:31:11,514 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:11,514 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:11,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:11,514 INFO L85 PathProgramCache]: Analyzing trace with hash -354502180, now seen corresponding path program 1 times [2024-11-15 22:31:11,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:11,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889193893] [2024-11-15 22:31:11,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:11,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:11,641 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 22:31:11,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:11,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889193893] [2024-11-15 22:31:11,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889193893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:11,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:11,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:11,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107539582] [2024-11-15 22:31:11,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:11,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:11,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:11,643 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:11,643 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:11,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:11,643 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:11,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 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 22:31:11,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:11,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:11,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:11,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:11,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-15 22:31:11,894 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:11,894 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:11,894 INFO L132 ounterexampleChecker]: Examining path program with hash 639765836, occurence #1 [2024-11-15 22:31:11,894 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:11,894 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:11,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:11,895 INFO L85 PathProgramCache]: Analyzing trace with hash 824804558, now seen corresponding path program 1 times [2024-11-15 22:31:11,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:11,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836281277] [2024-11-15 22:31:11,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:11,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:11,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:12,068 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 22:31:12,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:12,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836281277] [2024-11-15 22:31:12,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836281277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:12,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:12,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:12,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858066939] [2024-11-15 22:31:12,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:12,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:12,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:12,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:12,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:12,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:12,070 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:12,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 6 states have internal predecessors, (138), 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 22:31:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:12,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:12,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:12,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:12,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:12,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-15 22:31:12,324 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:12,324 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:12,324 INFO L132 ounterexampleChecker]: Examining path program with hash -1419164936, occurence #1 [2024-11-15 22:31:12,324 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:12,324 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:12,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:12,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1677489136, now seen corresponding path program 1 times [2024-11-15 22:31:12,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:12,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537067503] [2024-11-15 22:31:12,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:12,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:12,342 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:12,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:12,367 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:12,367 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:12,367 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:12,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-15 22:31:12,368 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:12,369 WARN L247 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:12,369 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2024-11-15 22:31:12,388 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:12,392 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:12,405 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:12,405 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:12,405 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:12,405 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:13,062 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:13,062 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:13,062 INFO L132 ounterexampleChecker]: Examining path program with hash -1669482265, occurence #1 [2024-11-15 22:31:13,062 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:13,062 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:13,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:13,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1867863028, now seen corresponding path program 1 times [2024-11-15 22:31:13,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:13,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611597173] [2024-11-15 22:31:13,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:13,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:13,086 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 22:31:13,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:13,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611597173] [2024-11-15 22:31:13,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611597173] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:13,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:13,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:13,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271140034] [2024-11-15 22:31:13,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:13,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:13,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:13,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:13,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:13,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:13,088 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:13,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 52.0) internal successors, (104), 2 states have internal predecessors, (104), 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 22:31:13,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:15,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:15,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-15 22:31:15,379 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:15,379 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:15,380 INFO L132 ounterexampleChecker]: Examining path program with hash -373052241, occurence #1 [2024-11-15 22:31:15,380 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:15,380 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:15,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:15,380 INFO L85 PathProgramCache]: Analyzing trace with hash -2035069868, now seen corresponding path program 1 times [2024-11-15 22:31:15,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:15,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236282408] [2024-11-15 22:31:15,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:15,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:15,484 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 22:31:15,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:15,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236282408] [2024-11-15 22:31:15,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236282408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:15,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:15,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:15,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263715297] [2024-11-15 22:31:15,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:15,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:15,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:15,485 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:15,485 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:15,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:15,485 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:15,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.66666666666667) internal successors, (194), 3 states have internal predecessors, (194), 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 22:31:15,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:15,486 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:15,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:15,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:15,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-15 22:31:15,841 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:15,841 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:15,841 INFO L132 ounterexampleChecker]: Examining path program with hash -1807538117, occurence #1 [2024-11-15 22:31:15,841 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:15,841 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:15,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:15,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1245839363, now seen corresponding path program 1 times [2024-11-15 22:31:15,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:15,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495890665] [2024-11-15 22:31:15,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:15,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:16,031 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 22:31:16,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:16,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495890665] [2024-11-15 22:31:16,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495890665] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:16,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:16,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:16,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958538677] [2024-11-15 22:31:16,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:16,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:16,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:16,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:16,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:16,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:16,032 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:16,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 6 states have internal predecessors, (168), 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 22:31:16,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:16,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:16,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:16,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:16,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:16,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:16,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-15 22:31:16,505 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:16,505 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:16,506 INFO L132 ounterexampleChecker]: Examining path program with hash -2071195306, occurence #1 [2024-11-15 22:31:16,506 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:16,506 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:16,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:16,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1227876812, now seen corresponding path program 1 times [2024-11-15 22:31:16,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:16,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941593693] [2024-11-15 22:31:16,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:16,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:16,542 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:16,588 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:16,589 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:16,589 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:16,589 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:16,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-15 22:31:16,591 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:16,591 WARN L247 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:16,591 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2024-11-15 22:31:16,616 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:16,619 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:16,634 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:16,634 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:16,635 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:16,635 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:17,341 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:17,341 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:17,341 INFO L132 ounterexampleChecker]: Examining path program with hash -1208657608, occurence #1 [2024-11-15 22:31:17,341 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:17,342 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:17,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:17,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1537424331, now seen corresponding path program 1 times [2024-11-15 22:31:17,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:17,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939392703] [2024-11-15 22:31:17,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:17,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:17,363 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 22:31:17,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:17,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939392703] [2024-11-15 22:31:17,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939392703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:17,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:17,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:17,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323326106] [2024-11-15 22:31:17,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:17,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:17,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:17,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:17,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:17,364 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:17,364 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 56.5) internal successors, (113), 2 states have internal predecessors, (113), 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 22:31:17,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,157 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-15 22:31:20,157 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:20,157 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:20,157 INFO L132 ounterexampleChecker]: Examining path program with hash -962539293, occurence #1 [2024-11-15 22:31:20,157 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:20,157 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:20,158 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:20,158 INFO L85 PathProgramCache]: Analyzing trace with hash 548937856, now seen corresponding path program 1 times [2024-11-15 22:31:20,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:20,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185097517] [2024-11-15 22:31:20,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:20,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:20,285 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 22:31:20,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:20,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185097517] [2024-11-15 22:31:20,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185097517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:20,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:20,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:20,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429458237] [2024-11-15 22:31:20,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:20,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:20,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:20,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:20,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:20,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,287 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:20,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.66666666666667) internal successors, (224), 3 states have internal predecessors, (224), 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 22:31:20,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:20,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-15 22:31:20,704 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:20,704 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:20,705 INFO L132 ounterexampleChecker]: Examining path program with hash 1519036966, occurence #1 [2024-11-15 22:31:20,705 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:20,705 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:20,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:20,705 INFO L85 PathProgramCache]: Analyzing trace with hash 182278581, now seen corresponding path program 1 times [2024-11-15 22:31:20,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:20,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433846330] [2024-11-15 22:31:20,705 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:20,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:20,942 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 22:31:20,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:20,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433846330] [2024-11-15 22:31:20,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433846330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:20,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:20,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:20,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034811592] [2024-11-15 22:31:20,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:20,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:20,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:20,944 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:20,944 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:20,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,944 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:20,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 33.0) internal successors, (198), 6 states have internal predecessors, (198), 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 22:31:20,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:20,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:20,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:21,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:21,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:21,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:21,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-15 22:31:21,413 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:21,413 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:21,413 INFO L132 ounterexampleChecker]: Examining path program with hash 751167061, occurence #1 [2024-11-15 22:31:21,413 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:21,413 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:21,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:21,414 INFO L85 PathProgramCache]: Analyzing trace with hash 243988835, now seen corresponding path program 1 times [2024-11-15 22:31:21,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:21,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648024912] [2024-11-15 22:31:21,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:21,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:21,432 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:21,456 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:21,456 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:21,456 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:21,456 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:21,456 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-15 22:31:21,458 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:21,458 WARN L247 ceAbstractionStarter]: 7 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:21,458 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 8 thread instances. [2024-11-15 22:31:21,478 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:21,480 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:21,492 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:21,492 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:21,492 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:21,492 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:22,406 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:22,407 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:22,407 INFO L132 ounterexampleChecker]: Examining path program with hash -1101802297, occurence #1 [2024-11-15 22:31:22,407 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:22,407 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:22,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:22,407 INFO L85 PathProgramCache]: Analyzing trace with hash 1567318359, now seen corresponding path program 1 times [2024-11-15 22:31:22,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:22,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088116843] [2024-11-15 22:31:22,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:22,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:22,426 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 22:31:22,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:22,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088116843] [2024-11-15 22:31:22,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088116843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:22,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:22,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:22,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020561730] [2024-11-15 22:31:22,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:22,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:22,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:22,427 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:22,427 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:22,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:22,427 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:22,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 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 22:31:22,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:25,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:25,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-15 22:31:25,853 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:25,853 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:25,853 INFO L132 ounterexampleChecker]: Examining path program with hash 749049781, occurence #1 [2024-11-15 22:31:25,853 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:25,853 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:25,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:25,853 INFO L85 PathProgramCache]: Analyzing trace with hash -566649307, now seen corresponding path program 1 times [2024-11-15 22:31:25,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:25,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22091273] [2024-11-15 22:31:25,854 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:25,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:25,962 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 22:31:25,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:25,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22091273] [2024-11-15 22:31:25,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22091273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:25,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:25,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:25,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333064448] [2024-11-15 22:31:25,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:25,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:25,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:25,963 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:25,963 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:25,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:25,963 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:25,963 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.66666666666667) internal successors, (254), 3 states have internal predecessors, (254), 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 22:31:25,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:25,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:26,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:26,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:26,592 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-15 22:31:26,592 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:26,592 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:26,592 INFO L132 ounterexampleChecker]: Examining path program with hash 1886846987, occurence #1 [2024-11-15 22:31:26,592 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:26,592 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:26,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:26,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1069016427, now seen corresponding path program 1 times [2024-11-15 22:31:26,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:26,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493598493] [2024-11-15 22:31:26,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:26,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:26,798 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 22:31:26,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:26,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493598493] [2024-11-15 22:31:26,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493598493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:26,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:26,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:26,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482797513] [2024-11-15 22:31:26,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:26,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:26,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:26,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:26,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:26,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:26,800 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:26,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 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 22:31:26,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:26,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:26,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:27,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:27,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:27,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-15 22:31:27,383 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:27,383 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:27,383 INFO L132 ounterexampleChecker]: Examining path program with hash 791263064, occurence #1 [2024-11-15 22:31:27,383 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:27,383 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:27,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:27,383 INFO L85 PathProgramCache]: Analyzing trace with hash 390496594, now seen corresponding path program 1 times [2024-11-15 22:31:27,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:27,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820781118] [2024-11-15 22:31:27,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:27,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:27,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:27,429 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:27,486 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:27,486 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:27,486 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:27,486 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:27,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-15 22:31:27,491 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:27,491 WARN L247 ceAbstractionStarter]: 8 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:27,491 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 9 thread instances. [2024-11-15 22:31:27,522 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:27,527 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:27,560 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:27,560 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:27,560 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:27,560 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:28,752 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:28,752 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:28,752 INFO L132 ounterexampleChecker]: Examining path program with hash -2092338676, occurence #1 [2024-11-15 22:31:28,753 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:28,753 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:28,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:28,753 INFO L85 PathProgramCache]: Analyzing trace with hash 297998682, now seen corresponding path program 1 times [2024-11-15 22:31:28,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:28,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180518237] [2024-11-15 22:31:28,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:28,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:28,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:28,773 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 22:31:28,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:28,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180518237] [2024-11-15 22:31:28,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180518237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:28,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:28,773 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:28,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956925492] [2024-11-15 22:31:28,773 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:28,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:28,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:28,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:28,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:28,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:28,774 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:28,774 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 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 22:31:28,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:33,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:33,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-15 22:31:33,015 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:33,015 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:33,016 INFO L132 ounterexampleChecker]: Examining path program with hash -1995872247, occurence #1 [2024-11-15 22:31:33,016 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:33,016 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:33,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:33,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1141581912, now seen corresponding path program 1 times [2024-11-15 22:31:33,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:33,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178779548] [2024-11-15 22:31:33,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:33,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:33,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:33,278 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 22:31:33,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:33,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178779548] [2024-11-15 22:31:33,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178779548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:33,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:33,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:33,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446597798] [2024-11-15 22:31:33,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:33,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:33,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:33,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:33,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:33,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:33,280 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:33,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 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 22:31:33,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:33,280 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:33,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:33,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:33,923 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-15 22:31:33,923 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:33,923 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:33,924 INFO L132 ounterexampleChecker]: Examining path program with hash -1480056642, occurence #1 [2024-11-15 22:31:33,924 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:33,924 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:33,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:33,924 INFO L85 PathProgramCache]: Analyzing trace with hash -119273240, now seen corresponding path program 1 times [2024-11-15 22:31:33,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:33,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098157575] [2024-11-15 22:31:33,924 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:33,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:34,108 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 22:31:34,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:34,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098157575] [2024-11-15 22:31:34,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098157575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:34,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:34,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:34,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396901447] [2024-11-15 22:31:34,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:34,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:34,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:34,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:34,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:34,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:34,110 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:34,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 43.0) internal successors, (258), 6 states have internal predecessors, (258), 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 22:31:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:34,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:34,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:34,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:34,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:34,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-15 22:31:34,945 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:34,945 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:34,945 INFO L132 ounterexampleChecker]: Examining path program with hash 1019137557, occurence #1 [2024-11-15 22:31:34,945 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:34,945 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:34,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:34,946 INFO L85 PathProgramCache]: Analyzing trace with hash 2115589459, now seen corresponding path program 1 times [2024-11-15 22:31:34,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:34,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134745674] [2024-11-15 22:31:34,946 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:34,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:34,974 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:35,016 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:35,016 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:35,016 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:35,016 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:35,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-15 22:31:35,019 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:35,020 WARN L247 ceAbstractionStarter]: 9 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:35,020 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 10 thread instances. [2024-11-15 22:31:35,044 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:35,047 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:35,062 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:35,062 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:35,064 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:35,064 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:36,369 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:36,370 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:36,370 INFO L132 ounterexampleChecker]: Examining path program with hash -219974372, occurence #1 [2024-11-15 22:31:36,370 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:36,370 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:36,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:36,370 INFO L85 PathProgramCache]: Analyzing trace with hash 1176809790, now seen corresponding path program 1 times [2024-11-15 22:31:36,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:36,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893240342] [2024-11-15 22:31:36,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:36,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:36,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:36,391 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 22:31:36,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:36,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893240342] [2024-11-15 22:31:36,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893240342] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:36,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:36,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:36,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573421411] [2024-11-15 22:31:36,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:36,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:36,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:36,392 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:36,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:36,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:36,392 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:36,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.0) internal successors, (140), 2 states have internal predecessors, (140), 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 22:31:36,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:41,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:41,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-15 22:31:41,342 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:41,342 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:41,342 INFO L132 ounterexampleChecker]: Examining path program with hash 19661629, occurence #1 [2024-11-15 22:31:41,342 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:41,343 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:41,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:41,343 INFO L85 PathProgramCache]: Analyzing trace with hash -82423327, now seen corresponding path program 1 times [2024-11-15 22:31:41,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:41,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802735963] [2024-11-15 22:31:41,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:41,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:41,489 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 22:31:41,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:41,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802735963] [2024-11-15 22:31:41,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802735963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:41,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:41,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:41,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023884321] [2024-11-15 22:31:41,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:41,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:41,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:41,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:41,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:41,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:41,490 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:41,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 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 22:31:41,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:41,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:42,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:42,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:42,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-15 22:31:42,173 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:42,173 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:42,174 INFO L132 ounterexampleChecker]: Examining path program with hash -627142742, occurence #1 [2024-11-15 22:31:42,174 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:42,174 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:42,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:42,174 INFO L85 PathProgramCache]: Analyzing trace with hash -455368013, now seen corresponding path program 1 times [2024-11-15 22:31:42,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:42,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788711705] [2024-11-15 22:31:42,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:42,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:42,424 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 22:31:42,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:42,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788711705] [2024-11-15 22:31:42,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788711705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:42,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:42,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:42,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844609323] [2024-11-15 22:31:42,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:42,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:42,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:42,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:42,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:42,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:42,425 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:42,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 48.0) internal successors, (288), 6 states have internal predecessors, (288), 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 22:31:42,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:42,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:42,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:43,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:43,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:43,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:43,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-15 22:31:43,311 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:43,311 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:43,312 INFO L132 ounterexampleChecker]: Examining path program with hash -397907387, occurence #1 [2024-11-15 22:31:43,312 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:43,312 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:43,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:43,312 INFO L85 PathProgramCache]: Analyzing trace with hash 634351868, now seen corresponding path program 1 times [2024-11-15 22:31:43,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:43,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3114248] [2024-11-15 22:31:43,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:43,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:43,359 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:43,411 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:43,411 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:43,411 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:43,411 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:43,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-15 22:31:43,413 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:43,414 WARN L247 ceAbstractionStarter]: 10 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:43,414 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 11 thread instances. [2024-11-15 22:31:43,451 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:43,454 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:43,473 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:43,474 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:43,474 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:43,474 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:44,991 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:44,991 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:44,991 INFO L132 ounterexampleChecker]: Examining path program with hash -467214912, occurence #1 [2024-11-15 22:31:44,991 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:44,991 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:44,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:44,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1769470461, now seen corresponding path program 1 times [2024-11-15 22:31:44,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:44,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117724369] [2024-11-15 22:31:44,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:44,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:45,014 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 22:31:45,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:45,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117724369] [2024-11-15 22:31:45,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117724369] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:45,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:45,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:45,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760993916] [2024-11-15 22:31:45,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:45,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:45,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:45,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:45,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:45,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:45,015 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:45,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 74.5) internal successors, (149), 2 states have internal predecessors, (149), 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 22:31:45,015 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:50,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:50,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-15 22:31:50,656 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:50,656 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:50,656 INFO L132 ounterexampleChecker]: Examining path program with hash -406994298, occurence #1 [2024-11-15 22:31:50,656 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:50,656 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:50,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:50,657 INFO L85 PathProgramCache]: Analyzing trace with hash 538997822, now seen corresponding path program 1 times [2024-11-15 22:31:50,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:50,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54052358] [2024-11-15 22:31:50,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:50,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:50,806 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 22:31:50,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:50,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54052358] [2024-11-15 22:31:50,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54052358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:50,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:50,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:31:50,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515792055] [2024-11-15 22:31:50,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:50,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:31:50,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:50,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:31:50,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:31:50,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:50,811 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:50,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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 22:31:50,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:50,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:51,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:51,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:51,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-15 22:31:51,671 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:51,671 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:51,672 INFO L132 ounterexampleChecker]: Examining path program with hash -1224418788, occurence #1 [2024-11-15 22:31:51,672 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:51,672 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:51,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:51,673 INFO L85 PathProgramCache]: Analyzing trace with hash 817316964, now seen corresponding path program 1 times [2024-11-15 22:31:51,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:51,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80411948] [2024-11-15 22:31:51,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:51,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:51,909 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 22:31:51,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:51,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80411948] [2024-11-15 22:31:51,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80411948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:51,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:51,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:31:51,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721552108] [2024-11-15 22:31:51,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:51,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:31:51,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:51,911 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:31:51,911 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:31:51,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:51,911 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:51,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 53.0) internal successors, (318), 6 states have internal predecessors, (318), 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 22:31:51,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:51,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:51,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:52,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:52,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:31:52,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:31:52,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-15 22:31:52,984 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:52,984 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:52,984 INFO L132 ounterexampleChecker]: Examining path program with hash 1814586494, occurence #1 [2024-11-15 22:31:52,985 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:52,985 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:52,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:52,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1500101537, now seen corresponding path program 1 times [2024-11-15 22:31:52,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:52,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390078006] [2024-11-15 22:31:52,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:52,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:53,014 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:31:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:31:53,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:31:53,051 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:31:53,052 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:31:53,052 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:31:53,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-15 22:31:53,053 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:31:53,054 WARN L247 ceAbstractionStarter]: 11 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:31:53,054 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 12 thread instances. [2024-11-15 22:31:53,082 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:31:53,084 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:53,101 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:31:53,102 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:31:53,102 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:31:53,102 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:31:54,900 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:31:54,900 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:31:54,900 INFO L132 ounterexampleChecker]: Examining path program with hash 2032066810, occurence #1 [2024-11-15 22:31:54,900 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:31:54,900 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:31:54,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:31:54,901 INFO L85 PathProgramCache]: Analyzing trace with hash 444062889, now seen corresponding path program 1 times [2024-11-15 22:31:54,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:31:54,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370574577] [2024-11-15 22:31:54,901 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:31:54,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:31:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:31:54,924 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 22:31:54,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:31:54,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370574577] [2024-11-15 22:31:54,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370574577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:31:54,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:31:54,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:31:54,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894946066] [2024-11-15 22:31:54,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:31:54,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:31:54,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:31:54,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:31:54,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:31:54,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:31:54,925 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:31:54,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 79.0) internal successors, (158), 2 states have internal predecessors, (158), 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 22:31:54,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:01,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:01,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-15 22:32:01,634 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:01,634 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:01,635 INFO L132 ounterexampleChecker]: Examining path program with hash 1660059413, occurence #1 [2024-11-15 22:32:01,635 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:01,635 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:01,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:01,635 INFO L85 PathProgramCache]: Analyzing trace with hash 816903014, now seen corresponding path program 1 times [2024-11-15 22:32:01,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:01,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154409994] [2024-11-15 22:32:01,635 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:01,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:01,816 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 22:32:01,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:01,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154409994] [2024-11-15 22:32:01,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154409994] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:01,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:01,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:32:01,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487122503] [2024-11-15 22:32:01,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:01,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:32:01,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:01,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:32:01,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:32:01,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:01,817 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:01,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 116.33333333333333) internal successors, (349), 3 states have internal predecessors, (349), 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 22:32:01,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:01,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:02,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:02,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:02,931 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-15 22:32:02,931 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:02,931 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:02,932 INFO L132 ounterexampleChecker]: Examining path program with hash 1003788158, occurence #1 [2024-11-15 22:32:02,932 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:02,932 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:02,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:02,932 INFO L85 PathProgramCache]: Analyzing trace with hash -539489750, now seen corresponding path program 1 times [2024-11-15 22:32:02,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:02,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533066549] [2024-11-15 22:32:02,932 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:02,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:03,177 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 22:32:03,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:03,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533066549] [2024-11-15 22:32:03,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533066549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:03,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:03,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:32:03,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507237950] [2024-11-15 22:32:03,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:03,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:32:03,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:03,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:32:03,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:32:03,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:03,179 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:03,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 58.0) internal successors, (348), 6 states have internal predecessors, (348), 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 22:32:03,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:03,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:03,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:04,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:04,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:04,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:32:04,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-15 22:32:04,733 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:04,733 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:04,733 INFO L132 ounterexampleChecker]: Examining path program with hash 265033781, occurence #1 [2024-11-15 22:32:04,733 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:04,733 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:04,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:04,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1262612210, now seen corresponding path program 1 times [2024-11-15 22:32:04,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:04,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357127168] [2024-11-15 22:32:04,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:04,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:04,771 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:32:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:04,840 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:32:04,840 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:32:04,840 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:32:04,840 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:32:04,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-15 22:32:04,844 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:32:04,844 WARN L247 ceAbstractionStarter]: 12 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:32:04,844 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 13 thread instances. [2024-11-15 22:32:04,886 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:32:04,890 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:04,933 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:32:04,933 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:32:04,934 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:04,934 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:32:06,889 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:06,889 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:06,889 INFO L132 ounterexampleChecker]: Examining path program with hash 188500051, occurence #1 [2024-11-15 22:32:06,889 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:06,889 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:06,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:06,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1254573360, now seen corresponding path program 1 times [2024-11-15 22:32:06,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:06,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824758195] [2024-11-15 22:32:06,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:06,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:06,922 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 22:32:06,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:06,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824758195] [2024-11-15 22:32:06,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824758195] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:06,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:06,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:32:06,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215216141] [2024-11-15 22:32:06,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:06,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:32:06,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:06,923 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:32:06,923 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:32:06,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:06,923 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:06,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 83.5) internal successors, (167), 2 states have internal predecessors, (167), 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 22:32:06,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:13,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:13,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-15 22:32:13,799 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:13,799 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:13,799 INFO L132 ounterexampleChecker]: Examining path program with hash 1511733656, occurence #1 [2024-11-15 22:32:13,799 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:13,799 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:13,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:13,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1690378778, now seen corresponding path program 1 times [2024-11-15 22:32:13,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:13,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079764387] [2024-11-15 22:32:13,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:13,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:14,054 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 22:32:14,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:14,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079764387] [2024-11-15 22:32:14,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079764387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:14,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:14,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:32:14,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263112648] [2024-11-15 22:32:14,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:14,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:32:14,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:14,055 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:32:14,055 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:32:14,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:14,055 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:14,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 129.66666666666666) internal successors, (389), 3 states have internal predecessors, (389), 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 22:32:14,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:14,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:14,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:14,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:14,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-15 22:32:14,999 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:14,999 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:14,999 INFO L132 ounterexampleChecker]: Examining path program with hash 390017265, occurence #1 [2024-11-15 22:32:14,999 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:14,999 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:15,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:15,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1928667997, now seen corresponding path program 1 times [2024-11-15 22:32:15,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:15,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090073294] [2024-11-15 22:32:15,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:15,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:15,269 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 22:32:15,269 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:15,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090073294] [2024-11-15 22:32:15,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090073294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:15,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:15,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:32:15,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484083607] [2024-11-15 22:32:15,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:15,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:32:15,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:15,270 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:32:15,270 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:32:15,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:15,271 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:15,271 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 63.166666666666664) internal successors, (379), 6 states have internal predecessors, (379), 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 22:32:15,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:15,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:15,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:16,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:16,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:32:16,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-15 22:32:16,831 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:16,831 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:16,831 INFO L132 ounterexampleChecker]: Examining path program with hash 1805162604, occurence #1 [2024-11-15 22:32:16,831 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:16,831 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:16,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:16,832 INFO L85 PathProgramCache]: Analyzing trace with hash -2014130054, now seen corresponding path program 1 times [2024-11-15 22:32:16,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:16,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283978057] [2024-11-15 22:32:16,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:16,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:16,859 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:32:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:16,907 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:32:16,907 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:32:16,907 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:32:16,907 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:32:16,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-15 22:32:16,908 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:32:16,909 WARN L247 ceAbstractionStarter]: 13 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:32:16,909 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 14 thread instances. [2024-11-15 22:32:16,944 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:32:16,947 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:16,989 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:32:16,989 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:32:16,989 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:16,989 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:32:19,477 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:19,477 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:19,477 INFO L132 ounterexampleChecker]: Examining path program with hash 16108389, occurence #1 [2024-11-15 22:32:19,477 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:19,477 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:19,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:19,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1572632472, now seen corresponding path program 1 times [2024-11-15 22:32:19,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:19,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224400811] [2024-11-15 22:32:19,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:19,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:19,504 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 22:32:19,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:19,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224400811] [2024-11-15 22:32:19,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224400811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:19,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:19,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:32:19,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989784435] [2024-11-15 22:32:19,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:19,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:32:19,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:19,505 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:32:19,505 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:32:19,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:19,505 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:19,505 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 88.0) internal successors, (176), 2 states have internal predecessors, (176), 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 22:32:19,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:28,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:28,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-15 22:32:28,774 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:28,774 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:28,774 INFO L132 ounterexampleChecker]: Examining path program with hash 992768274, occurence #1 [2024-11-15 22:32:28,774 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:28,774 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:28,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:28,775 INFO L85 PathProgramCache]: Analyzing trace with hash -370950776, now seen corresponding path program 1 times [2024-11-15 22:32:28,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:28,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478354127] [2024-11-15 22:32:28,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:28,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:28,980 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 22:32:28,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:28,981 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478354127] [2024-11-15 22:32:28,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478354127] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:28,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:28,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:32:28,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307897179] [2024-11-15 22:32:28,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:28,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:32:28,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:28,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:32:28,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:32:28,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:28,982 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:28,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.66666666666666) internal successors, (434), 3 states have internal predecessors, (434), 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 22:32:28,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:28,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:30,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:30,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-15 22:32:30,098 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:30,098 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:30,098 INFO L132 ounterexampleChecker]: Examining path program with hash -1928877451, occurence #1 [2024-11-15 22:32:30,098 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:30,098 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:30,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:30,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1018989227, now seen corresponding path program 1 times [2024-11-15 22:32:30,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:30,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187586839] [2024-11-15 22:32:30,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:30,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:30,396 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 22:32:30,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:30,396 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187586839] [2024-11-15 22:32:30,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187586839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:30,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:30,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:32:30,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717977120] [2024-11-15 22:32:30,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:30,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:32:30,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:30,397 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:32:30,397 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:32:30,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:30,397 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:30,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 69.83333333333333) internal successors, (419), 6 states have internal predecessors, (419), 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 22:32:30,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:30,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:30,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:32,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:32,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:32,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:32:32,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-15 22:32:32,520 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:32,520 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:32,520 INFO L132 ounterexampleChecker]: Examining path program with hash 1394717049, occurence #1 [2024-11-15 22:32:32,520 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:32,520 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:32,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:32,520 INFO L85 PathProgramCache]: Analyzing trace with hash -686025800, now seen corresponding path program 1 times [2024-11-15 22:32:32,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:32,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662902517] [2024-11-15 22:32:32,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:32,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:32,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:32,551 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:32:32,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:32,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:32:32,620 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:32:32,620 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:32:32,621 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:32:32,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-15 22:32:32,622 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-15 22:32:32,622 WARN L247 ceAbstractionStarter]: 14 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:32:32,622 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 15 thread instances. [2024-11-15 22:32:32,654 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:32:32,657 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:32,678 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:32:32,678 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:32:32,678 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:32,678 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:32:35,418 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:35,418 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:35,418 INFO L132 ounterexampleChecker]: Examining path program with hash -819538338, occurence #1 [2024-11-15 22:32:35,418 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:35,418 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:35,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:35,419 INFO L85 PathProgramCache]: Analyzing trace with hash -2017170975, now seen corresponding path program 1 times [2024-11-15 22:32:35,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:35,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717668254] [2024-11-15 22:32:35,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:35,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:35,462 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 22:32:35,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:35,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717668254] [2024-11-15 22:32:35,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717668254] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:35,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:35,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:32:35,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936579488] [2024-11-15 22:32:35,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:35,464 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:32:35,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:35,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:32:35,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:32:35,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:35,464 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:35,464 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 92.5) internal successors, (185), 2 states have internal predecessors, (185), 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 22:32:35,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:44,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:44,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-15 22:32:44,719 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:44,719 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:44,719 INFO L132 ounterexampleChecker]: Examining path program with hash 1418329316, occurence #1 [2024-11-15 22:32:44,719 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:44,719 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:44,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:44,719 INFO L85 PathProgramCache]: Analyzing trace with hash 747200704, now seen corresponding path program 1 times [2024-11-15 22:32:44,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:44,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127288025] [2024-11-15 22:32:44,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:44,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:44,958 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 22:32:44,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:44,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127288025] [2024-11-15 22:32:44,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127288025] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:44,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:44,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:32:44,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573812454] [2024-11-15 22:32:44,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:44,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:32:44,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:44,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:32:44,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:32:44,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:44,960 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:44,960 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 154.66666666666666) internal successors, (464), 3 states have internal predecessors, (464), 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 22:32:44,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:44,960 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:46,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:46,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:46,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-15 22:32:46,451 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:46,451 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:46,452 INFO L132 ounterexampleChecker]: Examining path program with hash -349466391, occurence #1 [2024-11-15 22:32:46,452 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:46,452 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:46,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:46,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1887734808, now seen corresponding path program 2 times [2024-11-15 22:32:46,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:46,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281895077] [2024-11-15 22:32:46,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:46,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:46,810 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 22:32:46,810 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:46,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281895077] [2024-11-15 22:32:46,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281895077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:46,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:46,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:32:46,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723268164] [2024-11-15 22:32:46,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:46,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:32:46,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:46,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:32:46,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:32:46,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:46,812 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:46,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 77.33333333333333) internal successors, (464), 6 states have internal predecessors, (464), 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 22:32:46,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:46,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:46,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:32:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:32:49,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-15 22:32:49,687 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:49,687 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:49,687 INFO L132 ounterexampleChecker]: Examining path program with hash 1151683836, occurence #1 [2024-11-15 22:32:49,687 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:49,687 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:49,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:49,687 INFO L85 PathProgramCache]: Analyzing trace with hash 735038571, now seen corresponding path program 1 times [2024-11-15 22:32:49,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:49,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820333115] [2024-11-15 22:32:49,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:49,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:49,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:49,722 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:32:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:32:49,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:32:49,783 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:32:49,783 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:32:49,784 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:32:49,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-15 22:32:49,785 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:32:49,785 WARN L247 ceAbstractionStarter]: 15 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:32:49,785 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 16 thread instances. [2024-11-15 22:32:49,821 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:32:49,824 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:49,847 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:32:49,847 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:32:49,848 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:32:49,848 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:32:52,881 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:32:52,881 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:32:52,881 INFO L132 ounterexampleChecker]: Examining path program with hash -927291074, occurence #1 [2024-11-15 22:32:52,881 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:32:52,881 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:32:52,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:32:52,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1043407115, now seen corresponding path program 1 times [2024-11-15 22:32:52,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:32:52,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115123138] [2024-11-15 22:32:52,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:32:52,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:32:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:32:52,924 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 22:32:52,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:32:52,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115123138] [2024-11-15 22:32:52,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115123138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:32:52,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:32:52,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:32:52,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397694871] [2024-11-15 22:32:52,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:32:52,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:32:52,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:32:52,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:32:52,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:32:52,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:32:52,925 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:32:52,925 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 97.0) internal successors, (194), 2 states have internal predecessors, (194), 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 22:32:52,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:03,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:03,861 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-15 22:33:03,861 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:03,861 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:03,862 INFO L132 ounterexampleChecker]: Examining path program with hash 72036127, occurence #1 [2024-11-15 22:33:03,862 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:03,862 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:03,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:03,862 INFO L85 PathProgramCache]: Analyzing trace with hash -2145427223, now seen corresponding path program 1 times [2024-11-15 22:33:03,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:03,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352968135] [2024-11-15 22:33:03,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:03,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:04,084 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 22:33:04,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:04,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352968135] [2024-11-15 22:33:04,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352968135] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:04,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:04,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:33:04,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605921055] [2024-11-15 22:33:04,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:04,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:33:04,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:04,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:33:04,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:33:04,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:04,085 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:04,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.66666666666666) internal successors, (494), 3 states have internal predecessors, (494), 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 22:33:04,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:04,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:05,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:05,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:05,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-15 22:33:05,530 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:05,530 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:05,530 INFO L132 ounterexampleChecker]: Examining path program with hash 1951149798, occurence #1 [2024-11-15 22:33:05,530 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:05,530 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:05,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:05,531 INFO L85 PathProgramCache]: Analyzing trace with hash 388972903, now seen corresponding path program 2 times [2024-11-15 22:33:05,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:05,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008496037] [2024-11-15 22:33:05,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:05,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:05,903 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 22:33:05,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:05,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008496037] [2024-11-15 22:33:05,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008496037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:05,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:05,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:33:05,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857945031] [2024-11-15 22:33:05,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:05,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:33:05,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:05,904 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:33:05,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:33:05,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:05,904 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:05,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 82.33333333333333) internal successors, (494), 6 states have internal predecessors, (494), 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 22:33:05,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:05,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:05,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:08,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:33:08,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-15 22:33:08,725 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:08,725 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:08,726 INFO L132 ounterexampleChecker]: Examining path program with hash -971502952, occurence #1 [2024-11-15 22:33:08,726 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:08,726 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:08,726 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:08,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1528777894, now seen corresponding path program 1 times [2024-11-15 22:33:08,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:08,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8891488] [2024-11-15 22:33:08,726 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:08,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:33:08,767 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:33:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:33:08,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:33:08,833 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:33:08,833 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:33:08,833 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:33:08,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-15 22:33:08,834 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:33:08,834 WARN L247 ceAbstractionStarter]: 16 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:33:08,834 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 17 thread instances. [2024-11-15 22:33:08,871 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:33:08,874 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:33:08,904 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:33:08,904 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:33:08,904 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:33:08,904 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:33:11,851 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:11,851 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:11,851 INFO L132 ounterexampleChecker]: Examining path program with hash -1374712583, occurence #1 [2024-11-15 22:33:11,851 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:11,851 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:11,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:11,851 INFO L85 PathProgramCache]: Analyzing trace with hash 227904534, now seen corresponding path program 1 times [2024-11-15 22:33:11,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:11,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324526316] [2024-11-15 22:33:11,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:11,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:11,884 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 22:33:11,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:11,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324526316] [2024-11-15 22:33:11,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324526316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:11,884 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:11,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:33:11,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704155906] [2024-11-15 22:33:11,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:11,884 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:33:11,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:11,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:33:11,885 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:33:11,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:11,885 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:11,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 101.5) internal successors, (203), 2 states have internal predecessors, (203), 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 22:33:11,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:24,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:24,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-15 22:33:24,412 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:24,412 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:24,412 INFO L132 ounterexampleChecker]: Examining path program with hash -1010725488, occurence #1 [2024-11-15 22:33:24,412 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:24,412 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:24,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:24,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1876196474, now seen corresponding path program 1 times [2024-11-15 22:33:24,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:24,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963550826] [2024-11-15 22:33:24,413 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:24,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:24,662 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 22:33:24,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:24,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963550826] [2024-11-15 22:33:24,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963550826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:24,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:24,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:33:24,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731591897] [2024-11-15 22:33:24,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:24,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:33:24,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:24,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:33:24,664 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:33:24,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:24,664 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:24,664 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 174.66666666666666) internal successors, (524), 3 states have internal predecessors, (524), 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 22:33:24,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:24,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:25,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:25,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:25,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-15 22:33:25,984 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:25,984 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:25,985 INFO L132 ounterexampleChecker]: Examining path program with hash 725959789, occurence #1 [2024-11-15 22:33:25,985 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:25,985 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:25,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:25,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1609301352, now seen corresponding path program 2 times [2024-11-15 22:33:25,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:25,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151659901] [2024-11-15 22:33:25,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:25,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:26,372 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 22:33:26,373 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:26,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151659901] [2024-11-15 22:33:26,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151659901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:26,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:26,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:33:26,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13297362] [2024-11-15 22:33:26,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:26,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:33:26,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:26,374 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:33:26,374 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:33:26,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:26,374 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:26,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 87.33333333333333) internal successors, (524), 6 states have internal predecessors, (524), 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 22:33:26,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:26,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:26,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:29,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:29,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:29,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:33:29,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-15 22:33:29,580 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:29,580 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:29,581 INFO L132 ounterexampleChecker]: Examining path program with hash -377806293, occurence #1 [2024-11-15 22:33:29,581 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:29,581 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:29,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:29,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1953012116, now seen corresponding path program 1 times [2024-11-15 22:33:29,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:29,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301194330] [2024-11-15 22:33:29,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:29,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:33:29,623 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:33:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:33:29,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:33:29,707 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:33:29,707 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:33:29,707 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:33:29,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-15 22:33:29,710 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:33:29,710 WARN L247 ceAbstractionStarter]: 17 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:33:29,710 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 18 thread instances. [2024-11-15 22:33:29,748 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:33:29,751 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:33:29,783 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:33:29,784 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:33:29,786 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:33:29,786 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:33:33,348 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:33,349 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:33,349 INFO L132 ounterexampleChecker]: Examining path program with hash 1145590944, occurence #1 [2024-11-15 22:33:33,349 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:33,349 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:33,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:33,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1980985854, now seen corresponding path program 1 times [2024-11-15 22:33:33,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:33,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962826793] [2024-11-15 22:33:33,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:33,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:33,383 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 22:33:33,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:33,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962826793] [2024-11-15 22:33:33,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962826793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:33,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:33,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:33:33,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307952809] [2024-11-15 22:33:33,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:33,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:33:33,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:33,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:33:33,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:33:33,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:33,385 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:33,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 106.0) internal successors, (212), 2 states have internal predecessors, (212), 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 22:33:33,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:47,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:47,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-15 22:33:47,776 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:47,776 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:47,776 INFO L132 ounterexampleChecker]: Examining path program with hash 617618769, occurence #1 [2024-11-15 22:33:47,776 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:47,776 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:47,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:47,777 INFO L85 PathProgramCache]: Analyzing trace with hash -344735308, now seen corresponding path program 1 times [2024-11-15 22:33:47,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:47,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949476807] [2024-11-15 22:33:47,777 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:47,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:48,128 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 22:33:48,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:48,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949476807] [2024-11-15 22:33:48,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949476807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:48,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:48,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:33:48,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480373699] [2024-11-15 22:33:48,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:48,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:33:48,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:48,131 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:33:48,131 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:33:48,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:48,131 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:48,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 184.66666666666666) internal successors, (554), 3 states have internal predecessors, (554), 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 22:33:48,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:48,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:49,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:49,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:49,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-15 22:33:49,529 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:49,529 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:49,530 INFO L132 ounterexampleChecker]: Examining path program with hash -1974568637, occurence #1 [2024-11-15 22:33:49,530 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:49,530 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:49,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:49,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1813479692, now seen corresponding path program 2 times [2024-11-15 22:33:49,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:49,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238214551] [2024-11-15 22:33:49,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:49,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:50,030 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 22:33:50,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:50,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238214551] [2024-11-15 22:33:50,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238214551] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:50,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:50,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:33:50,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6935368] [2024-11-15 22:33:50,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:50,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:33:50,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:50,033 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:33:50,033 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:33:50,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:50,033 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:50,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 92.33333333333333) internal successors, (554), 6 states have internal predecessors, (554), 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 22:33:50,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:50,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:50,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:33:54,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:33:54,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-15 22:33:54,063 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:54,063 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:54,063 INFO L132 ounterexampleChecker]: Examining path program with hash 864874516, occurence #1 [2024-11-15 22:33:54,063 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:54,063 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:54,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:54,063 INFO L85 PathProgramCache]: Analyzing trace with hash 904631134, now seen corresponding path program 1 times [2024-11-15 22:33:54,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:54,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830453368] [2024-11-15 22:33:54,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:54,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:33:54,102 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:33:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:33:54,182 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:33:54,182 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:33:54,182 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:33:54,182 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:33:54,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-15 22:33:54,184 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:33:54,184 WARN L247 ceAbstractionStarter]: 18 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:33:54,184 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 19 thread instances. [2024-11-15 22:33:54,224 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:33:54,227 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:33:54,255 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:33:54,256 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:33:54,256 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:33:54,256 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:33:58,151 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:33:58,151 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:33:58,151 INFO L132 ounterexampleChecker]: Examining path program with hash 1772774676, occurence #1 [2024-11-15 22:33:58,151 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:33:58,151 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:33:58,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:33:58,155 INFO L85 PathProgramCache]: Analyzing trace with hash -93055537, now seen corresponding path program 1 times [2024-11-15 22:33:58,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:33:58,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763444328] [2024-11-15 22:33:58,155 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:33:58,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:33:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:33:58,201 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 22:33:58,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:33:58,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763444328] [2024-11-15 22:33:58,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763444328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:33:58,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:33:58,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:33:58,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152847777] [2024-11-15 22:33:58,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:33:58,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:33:58,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:33:58,202 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:33:58,202 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:33:58,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:33:58,202 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:33:58,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 110.5) internal successors, (221), 2 states have internal predecessors, (221), 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 22:33:58,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:12,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:12,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-15 22:34:12,835 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:12,835 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:12,836 INFO L132 ounterexampleChecker]: Examining path program with hash 370042425, occurence #1 [2024-11-15 22:34:12,836 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:12,836 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:12,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:12,836 INFO L85 PathProgramCache]: Analyzing trace with hash 2047659158, now seen corresponding path program 1 times [2024-11-15 22:34:12,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:12,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779367757] [2024-11-15 22:34:12,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:12,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:34:13,123 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 22:34:13,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:34:13,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779367757] [2024-11-15 22:34:13,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779367757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:34:13,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:34:13,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:34:13,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117672543] [2024-11-15 22:34:13,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:34:13,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:34:13,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:34:13,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:34:13,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:34:13,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:13,125 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:34:13,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 194.66666666666666) internal successors, (584), 3 states have internal predecessors, (584), 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 22:34:13,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:13,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:34:14,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-15 22:34:14,612 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:14,612 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:14,613 INFO L132 ounterexampleChecker]: Examining path program with hash -1913956409, occurence #1 [2024-11-15 22:34:14,613 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:14,613 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:14,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:14,613 INFO L85 PathProgramCache]: Analyzing trace with hash -33599894, now seen corresponding path program 2 times [2024-11-15 22:34:14,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:14,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131251098] [2024-11-15 22:34:14,613 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:14,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:34:15,241 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 22:34:15,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:34:15,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131251098] [2024-11-15 22:34:15,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131251098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:34:15,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:34:15,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:34:15,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016729013] [2024-11-15 22:34:15,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:34:15,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:34:15,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:34:15,244 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:34:15,244 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:34:15,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:15,244 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:34:15,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 97.33333333333333) internal successors, (584), 6 states have internal predecessors, (584), 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 22:34:15,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:15,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:34:15,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:19,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:19,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:34:19,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:34:19,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-15 22:34:19,833 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:19,833 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:19,833 INFO L132 ounterexampleChecker]: Examining path program with hash 1740390864, occurence #1 [2024-11-15 22:34:19,833 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:19,833 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:19,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:19,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1370902608, now seen corresponding path program 1 times [2024-11-15 22:34:19,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:19,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519592850] [2024-11-15 22:34:19,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:19,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:34:19,877 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:34:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:34:20,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:34:20,028 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:34:20,028 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:34:20,028 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:34:20,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-15 22:34:20,034 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:34:20,034 WARN L247 ceAbstractionStarter]: 19 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:34:20,034 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 20 thread instances. [2024-11-15 22:34:20,077 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:34:20,080 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:34:20,108 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:34:20,109 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:34:20,109 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:34:20,109 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:34:25,016 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:25,016 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:25,017 INFO L132 ounterexampleChecker]: Examining path program with hash 1970170949, occurence #1 [2024-11-15 22:34:25,017 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:25,017 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:25,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:25,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1476903293, now seen corresponding path program 1 times [2024-11-15 22:34:25,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:25,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451712443] [2024-11-15 22:34:25,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:25,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:34:25,056 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 22:34:25,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:34:25,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451712443] [2024-11-15 22:34:25,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451712443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:34:25,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:34:25,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:34:25,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920028028] [2024-11-15 22:34:25,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:34:25,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:34:25,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:34:25,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:34:25,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:34:25,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:25,058 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:34:25,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 115.0) internal successors, (230), 2 states have internal predecessors, (230), 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 22:34:25,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:43,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:43,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-15 22:34:43,721 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:43,721 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:43,722 INFO L132 ounterexampleChecker]: Examining path program with hash -1230827964, occurence #1 [2024-11-15 22:34:43,722 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:43,722 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:43,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:43,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1213044397, now seen corresponding path program 1 times [2024-11-15 22:34:43,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:43,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520404138] [2024-11-15 22:34:43,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:43,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:34:44,051 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 22:34:44,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:34:44,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520404138] [2024-11-15 22:34:44,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520404138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:34:44,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:34:44,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:34:44,051 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785648005] [2024-11-15 22:34:44,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:34:44,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:34:44,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:34:44,052 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:34:44,052 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:34:44,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:44,053 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:34:44,053 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 204.66666666666666) internal successors, (614), 3 states have internal predecessors, (614), 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 22:34:44,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:44,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:45,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:45,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:34:45,740 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-15 22:34:45,740 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:45,740 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:45,741 INFO L132 ounterexampleChecker]: Examining path program with hash -1876316214, occurence #1 [2024-11-15 22:34:45,741 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:45,741 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:45,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:45,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1396116041, now seen corresponding path program 2 times [2024-11-15 22:34:45,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:45,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671328203] [2024-11-15 22:34:45,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:45,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:34:46,418 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 22:34:46,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:34:46,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671328203] [2024-11-15 22:34:46,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671328203] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:34:46,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:34:46,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:34:46,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347349573] [2024-11-15 22:34:46,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:34:46,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:34:46,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:34:46,419 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:34:46,419 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:34:46,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:46,419 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:34:46,419 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 102.33333333333333) internal successors, (614), 6 states have internal predecessors, (614), 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 22:34:46,419 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:34:46,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:51,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:51,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:34:51,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:34:51,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-15 22:34:51,963 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:51,963 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:51,964 INFO L132 ounterexampleChecker]: Examining path program with hash 1670044676, occurence #1 [2024-11-15 22:34:51,964 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:51,964 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:51,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:51,964 INFO L85 PathProgramCache]: Analyzing trace with hash 913683376, now seen corresponding path program 1 times [2024-11-15 22:34:51,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:51,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734964994] [2024-11-15 22:34:51,964 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:51,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:52,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:34:52,016 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:34:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:34:52,121 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:34:52,121 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:34:52,122 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:34:52,122 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:34:52,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-15 22:34:52,124 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:34:52,124 WARN L247 ceAbstractionStarter]: 20 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:34:52,124 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 21 thread instances. [2024-11-15 22:34:52,172 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:34:52,176 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:34:52,207 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:34:52,207 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:34:52,207 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:34:52,207 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:34:57,049 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:34:57,049 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:34:57,050 INFO L132 ounterexampleChecker]: Examining path program with hash -1747975239, occurence #1 [2024-11-15 22:34:57,050 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:34:57,050 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:34:57,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:34:57,050 INFO L85 PathProgramCache]: Analyzing trace with hash 2064629260, now seen corresponding path program 1 times [2024-11-15 22:34:57,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:34:57,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807934780] [2024-11-15 22:34:57,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:34:57,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:34:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:34:57,098 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 22:34:57,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:34:57,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807934780] [2024-11-15 22:34:57,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807934780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:34:57,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:34:57,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:34:57,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055686740] [2024-11-15 22:34:57,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:34:57,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:34:57,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:34:57,099 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:34:57,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:34:57,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:34:57,099 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:34:57,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 119.5) internal successors, (239), 2 states have internal predecessors, (239), 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 22:34:57,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:17,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:17,378 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-15 22:35:17,378 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:35:17,378 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:35:17,378 INFO L132 ounterexampleChecker]: Examining path program with hash -1872338185, occurence #1 [2024-11-15 22:35:17,378 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:35:17,378 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:35:17,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:35:17,379 INFO L85 PathProgramCache]: Analyzing trace with hash 383814333, now seen corresponding path program 1 times [2024-11-15 22:35:17,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:35:17,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460502436] [2024-11-15 22:35:17,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:35:17,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:35:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:35:17,840 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 22:35:17,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:35:17,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460502436] [2024-11-15 22:35:17,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460502436] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:35:17,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:35:17,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:35:17,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665559780] [2024-11-15 22:35:17,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:35:17,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:35:17,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:35:17,842 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:35:17,842 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:35:17,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:17,842 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:35:17,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 214.66666666666666) internal successors, (644), 3 states have internal predecessors, (644), 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 22:35:17,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:17,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:19,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:19,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:35:19,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-15 22:35:19,465 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:35:19,465 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:35:19,465 INFO L132 ounterexampleChecker]: Examining path program with hash -1046159368, occurence #1 [2024-11-15 22:35:19,465 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:35:19,465 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:35:19,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:35:19,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1168626449, now seen corresponding path program 2 times [2024-11-15 22:35:19,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:35:19,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771162742] [2024-11-15 22:35:19,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:35:19,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:35:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:35:20,303 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 22:35:20,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:35:20,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771162742] [2024-11-15 22:35:20,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771162742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:35:20,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:35:20,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:35:20,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770315268] [2024-11-15 22:35:20,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:35:20,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:35:20,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:35:20,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:35:20,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:35:20,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:20,305 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:35:20,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 107.33333333333333) internal successors, (644), 6 states have internal predecessors, (644), 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 22:35:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:20,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:35:20,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:26,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:26,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:35:26,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:35:26,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-15 22:35:26,483 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:35:26,483 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:35:26,483 INFO L132 ounterexampleChecker]: Examining path program with hash -1445474853, occurence #1 [2024-11-15 22:35:26,483 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:35:26,483 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:35:26,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:35:26,484 INFO L85 PathProgramCache]: Analyzing trace with hash -1621808519, now seen corresponding path program 1 times [2024-11-15 22:35:26,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:35:26,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899491327] [2024-11-15 22:35:26,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:35:26,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:35:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:35:26,536 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:35:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:35:26,655 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:35:26,655 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:35:26,655 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:35:26,655 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:35:26,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-15 22:35:26,657 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:35:26,657 WARN L247 ceAbstractionStarter]: 21 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:35:26,657 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 22 thread instances. [2024-11-15 22:35:26,707 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:35:26,710 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:35:26,748 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:35:26,748 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:35:26,748 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:35:26,748 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:35:32,501 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:35:32,501 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:35:32,501 INFO L132 ounterexampleChecker]: Examining path program with hash -1143767539, occurence #1 [2024-11-15 22:35:32,501 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:35:32,501 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:35:32,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:35:32,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1212889980, now seen corresponding path program 1 times [2024-11-15 22:35:32,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:35:32,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481141665] [2024-11-15 22:35:32,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:35:32,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:35:32,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:35:32,555 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 22:35:32,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:35:32,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481141665] [2024-11-15 22:35:32,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [481141665] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:35:32,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:35:32,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:35:32,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032096499] [2024-11-15 22:35:32,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:35:32,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:35:32,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:35:32,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:35:32,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:35:32,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:32,556 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:35:32,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 124.0) internal successors, (248), 2 states have internal predecessors, (248), 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 22:35:32,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:53,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:53,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-15 22:35:53,700 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:35:53,700 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:35:53,701 INFO L132 ounterexampleChecker]: Examining path program with hash 1456176924, occurence #1 [2024-11-15 22:35:53,701 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:35:53,701 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:35:53,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:35:53,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1524115579, now seen corresponding path program 1 times [2024-11-15 22:35:53,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:35:53,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952779890] [2024-11-15 22:35:53,706 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:35:53,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:35:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:35:54,080 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 22:35:54,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:35:54,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952779890] [2024-11-15 22:35:54,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952779890] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:35:54,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:35:54,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:35:54,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88415145] [2024-11-15 22:35:54,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:35:54,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:35:54,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:35:54,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:35:54,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:35:54,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:54,085 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:35:54,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 224.66666666666666) internal successors, (674), 3 states have internal predecessors, (674), 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 22:35:54,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:54,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:55,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:55,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:35:55,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-15 22:35:55,850 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:35:55,850 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:35:55,851 INFO L132 ounterexampleChecker]: Examining path program with hash -1664602669, occurence #1 [2024-11-15 22:35:55,851 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:35:55,851 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:35:55,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:35:55,852 INFO L85 PathProgramCache]: Analyzing trace with hash 292325615, now seen corresponding path program 2 times [2024-11-15 22:35:55,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:35:55,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248429443] [2024-11-15 22:35:55,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:35:55,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:35:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:35:56,479 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 22:35:56,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:35:56,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248429443] [2024-11-15 22:35:56,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248429443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:35:56,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:35:56,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:35:56,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916140712] [2024-11-15 22:35:56,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:35:56,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:35:56,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:35:56,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:35:56,480 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:35:56,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:56,481 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:35:56,481 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 112.33333333333333) internal successors, (674), 6 states have internal predecessors, (674), 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 22:35:56,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:35:56,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:35:56,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:02,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:02,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:36:02,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:36:02,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-15 22:36:02,594 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:36:02,594 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:36:02,594 INFO L132 ounterexampleChecker]: Examining path program with hash 1555620328, occurence #1 [2024-11-15 22:36:02,594 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:36:02,594 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:36:02,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:36:02,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1672835318, now seen corresponding path program 1 times [2024-11-15 22:36:02,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:36:02,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428604893] [2024-11-15 22:36:02,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:36:02,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:36:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:36:02,646 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:36:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:36:02,763 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:36:02,763 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:36:02,763 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:36:02,763 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:36:02,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-15 22:36:02,765 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:36:02,766 WARN L247 ceAbstractionStarter]: 22 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:36:02,766 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 23 thread instances. [2024-11-15 22:36:02,818 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:36:02,822 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:36:02,857 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:36:02,858 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:36:02,859 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:36:02,859 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:36:09,206 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:36:09,206 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:36:09,206 INFO L132 ounterexampleChecker]: Examining path program with hash -2143196420, occurence #1 [2024-11-15 22:36:09,206 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:36:09,206 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:36:09,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:36:09,207 INFO L85 PathProgramCache]: Analyzing trace with hash -2142069043, now seen corresponding path program 1 times [2024-11-15 22:36:09,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:36:09,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319688783] [2024-11-15 22:36:09,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:36:09,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:36:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:36:09,264 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 22:36:09,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:36:09,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319688783] [2024-11-15 22:36:09,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319688783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:36:09,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:36:09,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:36:09,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890682932] [2024-11-15 22:36:09,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:36:09,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:36:09,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:36:09,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:36:09,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:36:09,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:09,265 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:36:09,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 128.5) internal successors, (257), 2 states have internal predecessors, (257), 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 22:36:09,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:32,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:32,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-15 22:36:32,304 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:36:32,304 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:36:32,304 INFO L132 ounterexampleChecker]: Examining path program with hash -44433100, occurence #1 [2024-11-15 22:36:32,304 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:36:32,304 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:36:32,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:36:32,305 INFO L85 PathProgramCache]: Analyzing trace with hash -792603126, now seen corresponding path program 1 times [2024-11-15 22:36:32,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:36:32,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090222256] [2024-11-15 22:36:32,305 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:36:32,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:36:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:36:32,688 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 22:36:32,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:36:32,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090222256] [2024-11-15 22:36:32,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090222256] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:36:32,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:36:32,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:36:32,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229249497] [2024-11-15 22:36:32,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:36:32,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:36:32,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:36:32,689 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:36:32,689 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:36:32,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:32,689 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:36:32,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 234.66666666666666) internal successors, (704), 3 states have internal predecessors, (704), 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 22:36:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:32,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:34,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:34,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:36:34,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-15 22:36:34,225 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:36:34,225 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:36:34,226 INFO L132 ounterexampleChecker]: Examining path program with hash -952506793, occurence #1 [2024-11-15 22:36:34,226 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:36:34,226 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:36:34,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:36:34,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1776905362, now seen corresponding path program 2 times [2024-11-15 22:36:34,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:36:34,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235653713] [2024-11-15 22:36:34,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:36:34,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:36:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:36:34,910 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 22:36:34,910 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:36:34,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235653713] [2024-11-15 22:36:34,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235653713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:36:34,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:36:34,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:36:34,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503036970] [2024-11-15 22:36:34,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:36:34,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:36:34,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:36:34,912 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:36:34,912 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:36:34,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:34,912 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:36:34,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 117.33333333333333) internal successors, (704), 6 states have internal predecessors, (704), 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 22:36:34,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:34,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:36:34,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:42,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:42,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:36:42,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:36:42,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-15 22:36:42,443 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:36:42,443 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:36:42,443 INFO L132 ounterexampleChecker]: Examining path program with hash 1669755067, occurence #1 [2024-11-15 22:36:42,443 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:36:42,443 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:36:42,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:36:42,444 INFO L85 PathProgramCache]: Analyzing trace with hash 800875775, now seen corresponding path program 1 times [2024-11-15 22:36:42,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:36:42,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289812315] [2024-11-15 22:36:42,444 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:36:42,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:36:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:36:42,498 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:36:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:36:42,671 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:36:42,671 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:36:42,671 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:36:42,671 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:36:42,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-15 22:36:42,673 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:36:42,673 WARN L247 ceAbstractionStarter]: 23 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:36:42,673 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 24 thread instances. [2024-11-15 22:36:42,828 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:36:42,832 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:36:42,872 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:36:42,873 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:36:42,873 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:36:42,873 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:36:49,490 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:36:49,490 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:36:49,490 INFO L132 ounterexampleChecker]: Examining path program with hash -792839646, occurence #1 [2024-11-15 22:36:49,490 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:36:49,490 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:36:49,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:36:49,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1471226623, now seen corresponding path program 1 times [2024-11-15 22:36:49,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:36:49,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710883825] [2024-11-15 22:36:49,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:36:49,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:36:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:36:49,539 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 22:36:49,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:36:49,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710883825] [2024-11-15 22:36:49,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710883825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:36:49,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:36:49,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:36:49,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618638345] [2024-11-15 22:36:49,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:36:49,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:36:49,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:36:49,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:36:49,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:36:49,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:36:49,540 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:36:49,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 133.0) internal successors, (266), 2 states have internal predecessors, (266), 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 22:36:49,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:14,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-15 22:37:14,469 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:37:14,469 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:37:14,470 INFO L132 ounterexampleChecker]: Examining path program with hash 618229335, occurence #1 [2024-11-15 22:37:14,470 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:37:14,471 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:37:14,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:37:14,471 INFO L85 PathProgramCache]: Analyzing trace with hash -776686321, now seen corresponding path program 1 times [2024-11-15 22:37:14,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:37:14,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326075793] [2024-11-15 22:37:14,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:37:14,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:37:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:37:15,067 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 22:37:15,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:37:15,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326075793] [2024-11-15 22:37:15,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326075793] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:37:15,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:37:15,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:37:15,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032206770] [2024-11-15 22:37:15,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:37:15,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:37:15,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:37:15,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:37:15,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:37:15,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:15,069 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:37:15,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 244.66666666666666) internal successors, (734), 3 states have internal predecessors, (734), 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 22:37:15,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:15,069 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:16,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:16,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:37:16,680 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-15 22:37:16,680 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:37:16,680 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:37:16,681 INFO L132 ounterexampleChecker]: Examining path program with hash -1901030525, occurence #1 [2024-11-15 22:37:16,681 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:37:16,681 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:37:16,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:37:16,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1939260735, now seen corresponding path program 2 times [2024-11-15 22:37:16,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:37:16,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [560192608] [2024-11-15 22:37:16,681 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:37:16,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:37:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:37:17,324 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 22:37:17,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:37:17,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [560192608] [2024-11-15 22:37:17,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [560192608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:37:17,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:37:17,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:37:17,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337632048] [2024-11-15 22:37:17,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:37:17,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:37:17,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:37:17,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:37:17,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:37:17,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:17,329 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:37:17,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 122.33333333333333) internal successors, (734), 6 states have internal predecessors, (734), 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 22:37:17,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:17,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:37:17,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:25,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:25,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:37:25,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:37:25,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-15 22:37:25,452 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:37:25,452 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:37:25,452 INFO L132 ounterexampleChecker]: Examining path program with hash 198479116, occurence #1 [2024-11-15 22:37:25,452 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:37:25,452 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:37:25,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:37:25,452 INFO L85 PathProgramCache]: Analyzing trace with hash 2123556190, now seen corresponding path program 1 times [2024-11-15 22:37:25,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:37:25,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655139871] [2024-11-15 22:37:25,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:37:25,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:37:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:37:25,520 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:37:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:37:25,686 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:37:25,686 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:37:25,686 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:37:25,686 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:37:25,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-15 22:37:25,688 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:37:25,689 WARN L247 ceAbstractionStarter]: 24 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:37:25,689 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 25 thread instances. [2024-11-15 22:37:25,746 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:37:25,750 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:37:25,797 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:37:25,798 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:37:25,798 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:37:25,798 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:37:32,843 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:37:32,843 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:37:32,843 INFO L132 ounterexampleChecker]: Examining path program with hash -773441380, occurence #1 [2024-11-15 22:37:32,844 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:37:32,844 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:37:32,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:37:32,844 INFO L85 PathProgramCache]: Analyzing trace with hash -365048302, now seen corresponding path program 1 times [2024-11-15 22:37:32,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:37:32,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730140636] [2024-11-15 22:37:32,844 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:37:32,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:37:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:37:32,924 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 22:37:32,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:37:32,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730140636] [2024-11-15 22:37:32,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730140636] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:37:32,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:37:32,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:37:32,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837091924] [2024-11-15 22:37:32,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:37:32,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:37:32,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:37:32,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:37:32,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:37:32,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:32,931 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:37:32,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 137.5) internal successors, (275), 2 states have internal predecessors, (275), 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 22:37:32,932 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:59,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:37:59,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-15 22:37:59,945 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:37:59,945 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:37:59,946 INFO L132 ounterexampleChecker]: Examining path program with hash 741187462, occurence #1 [2024-11-15 22:37:59,946 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:37:59,946 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:37:59,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:37:59,949 INFO L85 PathProgramCache]: Analyzing trace with hash -898321819, now seen corresponding path program 1 times [2024-11-15 22:37:59,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:37:59,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572980103] [2024-11-15 22:37:59,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:37:59,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:38:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:38:00,398 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 22:38:00,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:38:00,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572980103] [2024-11-15 22:38:00,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572980103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:38:00,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:38:00,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:38:00,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802772022] [2024-11-15 22:38:00,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:38:00,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:38:00,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:38:00,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:38:00,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:38:00,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:00,399 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:38:00,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 254.66666666666666) internal successors, (764), 3 states have internal predecessors, (764), 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 22:38:00,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:00,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:02,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:02,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:38:02,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-15 22:38:02,127 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:38:02,127 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:38:02,128 INFO L132 ounterexampleChecker]: Examining path program with hash -446537886, occurence #1 [2024-11-15 22:38:02,128 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:38:02,128 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:38:02,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:38:02,128 INFO L85 PathProgramCache]: Analyzing trace with hash -666613447, now seen corresponding path program 2 times [2024-11-15 22:38:02,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:38:02,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396475060] [2024-11-15 22:38:02,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:38:02,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:38:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:38:02,789 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 22:38:02,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:38:02,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396475060] [2024-11-15 22:38:02,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396475060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:38:02,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:38:02,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:38:02,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005630780] [2024-11-15 22:38:02,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:38:02,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:38:02,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:38:02,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:38:02,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:38:02,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:02,791 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:38:02,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 127.33333333333333) internal successors, (764), 6 states have internal predecessors, (764), 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 22:38:02,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:02,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:38:02,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:11,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:11,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:38:11,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:38:11,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-15 22:38:11,090 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:38:11,090 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:38:11,090 INFO L132 ounterexampleChecker]: Examining path program with hash 1214345248, occurence #1 [2024-11-15 22:38:11,090 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:38:11,090 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:38:11,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:38:11,091 INFO L85 PathProgramCache]: Analyzing trace with hash -598106320, now seen corresponding path program 1 times [2024-11-15 22:38:11,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:38:11,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332137107] [2024-11-15 22:38:11,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:38:11,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:38:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:38:11,151 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:38:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:38:11,304 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:38:11,304 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:38:11,304 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:38:11,304 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:38:11,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-15 22:38:11,306 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:38:11,307 WARN L247 ceAbstractionStarter]: 25 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:38:11,307 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 26 thread instances. [2024-11-15 22:38:11,359 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:38:11,363 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:38:11,396 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:38:11,396 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:38:11,397 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:38:11,397 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:38:18,697 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:38:18,697 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:38:18,697 INFO L132 ounterexampleChecker]: Examining path program with hash -1856964363, occurence #1 [2024-11-15 22:38:18,697 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:38:18,697 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:38:18,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:38:18,697 INFO L85 PathProgramCache]: Analyzing trace with hash -1972690682, now seen corresponding path program 1 times [2024-11-15 22:38:18,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:38:18,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726360941] [2024-11-15 22:38:18,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:38:18,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:38:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:38:18,754 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 22:38:18,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:38:18,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726360941] [2024-11-15 22:38:18,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726360941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:38:18,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:38:18,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:38:18,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298390738] [2024-11-15 22:38:18,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:38:18,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:38:18,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:38:18,755 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:38:18,755 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:38:18,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:18,755 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:38:18,755 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 142.0) internal successors, (284), 2 states have internal predecessors, (284), 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 22:38:18,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:46,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:46,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-15 22:38:46,268 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:38:46,268 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:38:46,268 INFO L132 ounterexampleChecker]: Examining path program with hash 261672654, occurence #1 [2024-11-15 22:38:46,268 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:38:46,268 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:38:46,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:38:46,269 INFO L85 PathProgramCache]: Analyzing trace with hash -2033974506, now seen corresponding path program 1 times [2024-11-15 22:38:46,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:38:46,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471145866] [2024-11-15 22:38:46,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:38:46,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:38:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:38:46,732 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 22:38:46,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:38:46,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471145866] [2024-11-15 22:38:46,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471145866] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:38:46,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:38:46,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:38:46,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826929338] [2024-11-15 22:38:46,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:38:46,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:38:46,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:38:46,734 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:38:46,734 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:38:46,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:46,734 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:38:46,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 264.6666666666667) internal successors, (794), 3 states have internal predecessors, (794), 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 22:38:46,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:46,734 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:38:48,377 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-15 22:38:48,377 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:38:48,377 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:38:48,377 INFO L132 ounterexampleChecker]: Examining path program with hash 1765117511, occurence #1 [2024-11-15 22:38:48,377 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:38:48,377 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:38:48,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:38:48,378 INFO L85 PathProgramCache]: Analyzing trace with hash 566858856, now seen corresponding path program 2 times [2024-11-15 22:38:48,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:38:48,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144429019] [2024-11-15 22:38:48,378 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:38:48,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:38:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:38:49,076 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 22:38:49,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:38:49,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144429019] [2024-11-15 22:38:49,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144429019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:38:49,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:38:49,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:38:49,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539462164] [2024-11-15 22:38:49,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:38:49,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:38:49,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:38:49,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:38:49,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:38:49,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:49,078 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:38:49,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 132.33333333333334) internal successors, (794), 6 states have internal predecessors, (794), 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 22:38:49,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:49,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:38:49,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:57,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:38:57,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:38:57,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:38:57,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-15 22:38:57,440 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:38:57,440 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:38:57,440 INFO L132 ounterexampleChecker]: Examining path program with hash 728124512, occurence #1 [2024-11-15 22:38:57,440 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:38:57,441 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:38:57,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:38:57,441 INFO L85 PathProgramCache]: Analyzing trace with hash -2028511092, now seen corresponding path program 1 times [2024-11-15 22:38:57,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:38:57,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139362043] [2024-11-15 22:38:57,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:38:57,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:38:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:38:57,501 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:38:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:38:57,676 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:38:57,676 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:38:57,676 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:38:57,676 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:38:57,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-15 22:38:57,679 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:38:57,679 WARN L247 ceAbstractionStarter]: 26 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:38:57,679 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 27 thread instances. [2024-11-15 22:38:57,737 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:38:57,741 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:38:57,780 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:38:57,781 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:38:57,781 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:38:57,781 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:39:05,807 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:39:05,807 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:39:05,807 INFO L132 ounterexampleChecker]: Examining path program with hash 542312566, occurence #1 [2024-11-15 22:39:05,808 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:39:05,808 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:39:05,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:39:05,808 INFO L85 PathProgramCache]: Analyzing trace with hash -456163621, now seen corresponding path program 1 times [2024-11-15 22:39:05,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:39:05,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411939982] [2024-11-15 22:39:05,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:39:05,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:39:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:39:05,866 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 22:39:05,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:39:05,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411939982] [2024-11-15 22:39:05,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411939982] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:39:05,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:39:05,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:39:05,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14158765] [2024-11-15 22:39:05,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:39:05,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:39:05,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:39:05,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:39:05,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:39:05,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:05,868 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:39:05,868 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 146.5) internal successors, (293), 2 states have internal predecessors, (293), 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 22:39:05,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:36,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:36,976 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-15 22:39:36,976 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:39:36,976 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:39:36,977 INFO L132 ounterexampleChecker]: Examining path program with hash -1508035866, occurence #1 [2024-11-15 22:39:36,977 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:39:36,977 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:39:36,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:39:36,978 INFO L85 PathProgramCache]: Analyzing trace with hash 113923407, now seen corresponding path program 1 times [2024-11-15 22:39:36,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:39:36,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771345873] [2024-11-15 22:39:36,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:39:36,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:39:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:39:37,511 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 22:39:37,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:39:37,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771345873] [2024-11-15 22:39:37,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771345873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:39:37,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:39:37,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:39:37,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445093218] [2024-11-15 22:39:37,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:39:37,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:39:37,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:39:37,513 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:39:37,513 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:39:37,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:37,513 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:39:37,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.6666666666667) internal successors, (824), 3 states have internal predecessors, (824), 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 22:39:37,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:37,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:39,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:39,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:39:39,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-15 22:39:39,469 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:39:39,469 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:39:39,469 INFO L132 ounterexampleChecker]: Examining path program with hash 1115120954, occurence #1 [2024-11-15 22:39:39,469 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:39:39,469 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:39:39,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:39:39,470 INFO L85 PathProgramCache]: Analyzing trace with hash -766781989, now seen corresponding path program 2 times [2024-11-15 22:39:39,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:39:39,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818576900] [2024-11-15 22:39:39,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:39:39,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:39:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:39:40,315 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 22:39:40,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:39:40,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818576900] [2024-11-15 22:39:40,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818576900] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:39:40,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:39:40,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:39:40,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418293960] [2024-11-15 22:39:40,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:39:40,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:39:40,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:39:40,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:39:40,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:39:40,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:40,316 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:39:40,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 137.33333333333334) internal successors, (824), 6 states have internal predecessors, (824), 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 22:39:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:39:40,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:50,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:50,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:39:50,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:39:50,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-15 22:39:50,271 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:39:50,271 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:39:50,271 INFO L132 ounterexampleChecker]: Examining path program with hash -742168187, occurence #1 [2024-11-15 22:39:50,271 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:39:50,271 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:39:50,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:39:50,272 INFO L85 PathProgramCache]: Analyzing trace with hash -317579915, now seen corresponding path program 1 times [2024-11-15 22:39:50,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:39:50,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701285244] [2024-11-15 22:39:50,272 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:39:50,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:39:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:39:50,342 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:39:50,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:39:50,534 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:39:50,535 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:39:50,535 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:39:50,535 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:39:50,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-15 22:39:50,537 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:39:50,538 WARN L247 ceAbstractionStarter]: 27 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:39:50,538 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 28 thread instances. [2024-11-15 22:39:50,608 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:39:50,613 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:39:50,654 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:39:50,654 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:39:50,654 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:39:50,654 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:39:59,327 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:39:59,327 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:39:59,327 INFO L132 ounterexampleChecker]: Examining path program with hash -548365863, occurence #1 [2024-11-15 22:39:59,327 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:39:59,327 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:39:59,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:39:59,328 INFO L85 PathProgramCache]: Analyzing trace with hash -2002922095, now seen corresponding path program 1 times [2024-11-15 22:39:59,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:39:59,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746723815] [2024-11-15 22:39:59,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:39:59,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:39:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:39:59,395 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 22:39:59,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:39:59,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746723815] [2024-11-15 22:39:59,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746723815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:39:59,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:39:59,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:39:59,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630973668] [2024-11-15 22:39:59,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:39:59,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:39:59,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:39:59,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:39:59,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:39:59,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:39:59,396 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:39:59,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 151.0) internal successors, (302), 2 states have internal predecessors, (302), 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 22:39:59,396 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:32,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:32,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-15 22:40:32,002 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:40:32,002 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:40:32,002 INFO L132 ounterexampleChecker]: Examining path program with hash -1007948372, occurence #1 [2024-11-15 22:40:32,002 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:40:32,002 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:40:32,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:40:32,003 INFO L85 PathProgramCache]: Analyzing trace with hash 723169, now seen corresponding path program 1 times [2024-11-15 22:40:32,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:40:32,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772935751] [2024-11-15 22:40:32,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:40:32,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:40:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:40:32,516 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 22:40:32,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:40:32,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772935751] [2024-11-15 22:40:32,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772935751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:40:32,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:40:32,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:40:32,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515507699] [2024-11-15 22:40:32,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:40:32,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:40:32,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:40:32,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:40:32,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:40:32,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:32,518 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:40:32,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 284.6666666666667) internal successors, (854), 3 states have internal predecessors, (854), 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 22:40:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:32,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:34,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:34,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:40:34,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-15 22:40:34,333 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:40:34,333 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:40:34,334 INFO L132 ounterexampleChecker]: Examining path program with hash 1541815393, occurence #1 [2024-11-15 22:40:34,334 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:40:34,334 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:40:34,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:40:34,334 INFO L85 PathProgramCache]: Analyzing trace with hash -998605137, now seen corresponding path program 2 times [2024-11-15 22:40:34,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:40:34,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795887644] [2024-11-15 22:40:34,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:40:34,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:40:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:40:35,127 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 22:40:35,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:40:35,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795887644] [2024-11-15 22:40:35,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795887644] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:40:35,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:40:35,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:40:35,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392063352] [2024-11-15 22:40:35,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:40:35,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:40:35,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:40:35,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:40:35,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:40:35,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:35,129 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:40:35,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 142.33333333333334) internal successors, (854), 6 states have internal predecessors, (854), 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 22:40:35,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:35,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:40:35,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:46,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:46,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:40:46,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:40:46,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-15 22:40:46,063 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:40:46,063 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:40:46,064 INFO L132 ounterexampleChecker]: Examining path program with hash 799388232, occurence #1 [2024-11-15 22:40:46,064 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:40:46,064 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:40:46,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:40:46,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1396091373, now seen corresponding path program 1 times [2024-11-15 22:40:46,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:40:46,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694477096] [2024-11-15 22:40:46,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:40:46,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:40:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:40:46,135 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:40:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:40:46,506 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:40:46,506 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:40:46,506 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:40:46,506 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:40:46,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-15 22:40:46,509 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:40:46,509 WARN L247 ceAbstractionStarter]: 28 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:40:46,509 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 29 thread instances. [2024-11-15 22:40:46,570 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:40:46,575 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:40:46,628 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:40:46,629 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:40:46,629 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:40:46,629 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:40:55,977 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:40:55,977 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:40:55,977 INFO L132 ounterexampleChecker]: Examining path program with hash -1614144774, occurence #1 [2024-11-15 22:40:55,977 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:40:55,977 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:40:55,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:40:55,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1382280664, now seen corresponding path program 1 times [2024-11-15 22:40:55,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:40:55,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313807887] [2024-11-15 22:40:55,977 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:40:55,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:40:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:40:56,040 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 22:40:56,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:40:56,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313807887] [2024-11-15 22:40:56,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313807887] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:40:56,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:40:56,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:40:56,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534070018] [2024-11-15 22:40:56,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:40:56,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:40:56,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:40:56,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:40:56,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:40:56,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:40:56,042 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:40:56,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 155.5) internal successors, (311), 2 states have internal predecessors, (311), 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 22:40:56,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:32,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:32,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-15 22:41:32,827 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:41:32,827 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:41:32,828 INFO L132 ounterexampleChecker]: Examining path program with hash 1117653746, occurence #1 [2024-11-15 22:41:32,828 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:41:32,828 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:41:32,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:41:32,829 INFO L85 PathProgramCache]: Analyzing trace with hash 636453037, now seen corresponding path program 1 times [2024-11-15 22:41:32,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:41:32,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994002511] [2024-11-15 22:41:32,829 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:41:32,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:41:32,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:41:33,397 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 22:41:33,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:41:33,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994002511] [2024-11-15 22:41:33,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994002511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:41:33,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:41:33,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:41:33,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684293214] [2024-11-15 22:41:33,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:41:33,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:41:33,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:41:33,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:41:33,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:41:33,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:33,399 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:41:33,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 294.6666666666667) internal successors, (884), 3 states have internal predecessors, (884), 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 22:41:33,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:33,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:35,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:41:35,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-15 22:41:35,316 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:41:35,317 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:41:35,317 INFO L132 ounterexampleChecker]: Examining path program with hash 711352536, occurence #1 [2024-11-15 22:41:35,317 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:41:35,317 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:41:35,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:41:35,318 INFO L85 PathProgramCache]: Analyzing trace with hash 600447575, now seen corresponding path program 2 times [2024-11-15 22:41:35,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:41:35,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917489217] [2024-11-15 22:41:35,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:41:35,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:41:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:41:36,863 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 22:41:36,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:41:36,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917489217] [2024-11-15 22:41:36,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917489217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:41:36,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:41:36,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:41:36,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758419883] [2024-11-15 22:41:36,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:41:36,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:41:36,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:41:36,871 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:41:36,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:41:36,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:36,871 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:41:36,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 147.33333333333334) internal successors, (884), 6 states have internal predecessors, (884), 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 22:41:36,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:36,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:41:36,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:41:47,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:41:47,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-15 22:41:47,939 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:41:47,939 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:41:47,939 INFO L132 ounterexampleChecker]: Examining path program with hash -1589735038, occurence #1 [2024-11-15 22:41:47,939 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:41:47,939 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:41:47,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:41:47,940 INFO L85 PathProgramCache]: Analyzing trace with hash -558552319, now seen corresponding path program 1 times [2024-11-15 22:41:47,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:41:47,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22967393] [2024-11-15 22:41:47,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:41:47,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:41:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:41:48,173 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:41:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:41:48,413 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:41:48,414 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:41:48,414 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:41:48,414 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:41:48,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-15 22:41:48,417 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:41:48,417 WARN L247 ceAbstractionStarter]: 29 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:41:48,417 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 30 thread instances. [2024-11-15 22:41:48,481 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:41:48,486 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:41:48,540 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:41:48,541 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:41:48,541 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:41:48,541 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:41:58,944 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:41:58,944 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:41:58,945 INFO L132 ounterexampleChecker]: Examining path program with hash -278977985, occurence #1 [2024-11-15 22:41:58,945 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:41:58,945 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:41:58,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:41:58,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1624101792, now seen corresponding path program 1 times [2024-11-15 22:41:58,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:41:58,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312553968] [2024-11-15 22:41:58,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:41:58,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:41:58,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:41:59,026 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 22:41:59,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:41:59,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312553968] [2024-11-15 22:41:59,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312553968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:41:59,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:41:59,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:41:59,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742281258] [2024-11-15 22:41:59,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:41:59,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:41:59,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:41:59,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:41:59,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:41:59,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:41:59,028 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:41:59,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 160.0) internal successors, (320), 2 states have internal predecessors, (320), 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 22:41:59,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:37,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:37,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-15 22:42:37,685 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:42:37,685 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:42:37,686 INFO L132 ounterexampleChecker]: Examining path program with hash -848428437, occurence #1 [2024-11-15 22:42:37,686 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:42:37,686 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:42:37,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:42:37,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1582109813, now seen corresponding path program 1 times [2024-11-15 22:42:37,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:42:37,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419744585] [2024-11-15 22:42:37,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:42:37,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:42:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:42:38,260 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 22:42:38,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:42:38,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419744585] [2024-11-15 22:42:38,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419744585] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:42:38,260 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:42:38,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:42:38,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975487806] [2024-11-15 22:42:38,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:42:38,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:42:38,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:42:38,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:42:38,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:42:38,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:38,262 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:42:38,262 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 304.6666666666667) internal successors, (914), 3 states have internal predecessors, (914), 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 22:42:38,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:38,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:40,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:40,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:42:40,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-15 22:42:40,721 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:42:40,721 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:42:40,722 INFO L132 ounterexampleChecker]: Examining path program with hash 913732736, occurence #1 [2024-11-15 22:42:40,722 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:42:40,722 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:42:40,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:42:40,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1144825699, now seen corresponding path program 2 times [2024-11-15 22:42:40,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:42:40,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934588625] [2024-11-15 22:42:40,723 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:42:40,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:42:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:42:41,777 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 22:42:41,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:42:41,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934588625] [2024-11-15 22:42:41,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934588625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:42:41,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:42:41,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:42:41,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710457686] [2024-11-15 22:42:41,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:42:41,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:42:41,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:42:41,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:42:41,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:42:41,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:41,780 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:42:41,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 152.33333333333334) internal successors, (914), 6 states have internal predecessors, (914), 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 22:42:41,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:41,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:42:41,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:54,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:42:54,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:42:54,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:42:54,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-15 22:42:54,270 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:42:54,270 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:42:54,270 INFO L132 ounterexampleChecker]: Examining path program with hash -1066337637, occurence #1 [2024-11-15 22:42:54,270 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:42:54,270 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:42:54,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:42:54,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1934328282, now seen corresponding path program 1 times [2024-11-15 22:42:54,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:42:54,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224959745] [2024-11-15 22:42:54,271 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:42:54,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:42:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:42:54,354 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:42:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:42:54,604 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:42:54,604 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:42:54,604 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:42:54,604 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:42:54,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-11-15 22:42:54,607 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:42:54,607 WARN L247 ceAbstractionStarter]: 30 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:42:54,608 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 31 thread instances. [2024-11-15 22:42:54,667 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:42:54,671 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:42:54,713 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:42:54,714 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:42:54,714 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:42:54,714 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-15 22:43:06,520 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:43:06,521 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:43:06,521 INFO L132 ounterexampleChecker]: Examining path program with hash 199641846, occurence #1 [2024-11-15 22:43:06,521 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:43:06,521 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:43:06,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:43:06,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1764698119, now seen corresponding path program 1 times [2024-11-15 22:43:06,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:43:06,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963712125] [2024-11-15 22:43:06,521 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:43:06,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:43:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:43:06,598 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 22:43:06,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:43:06,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963712125] [2024-11-15 22:43:06,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963712125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:43:06,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:43:06,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-15 22:43:06,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42177846] [2024-11-15 22:43:06,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:43:06,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-15 22:43:06,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:43:06,600 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-15 22:43:06,600 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-15 22:43:06,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:06,600 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:43:06,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 164.5) internal successors, (329), 2 states have internal predecessors, (329), 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 22:43:06,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:48,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:48,048 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-11-15 22:43:48,049 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:43:48,049 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:43:48,049 INFO L132 ounterexampleChecker]: Examining path program with hash 485877627, occurence #1 [2024-11-15 22:43:48,049 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:43:48,049 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:43:48,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:43:48,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1218913570, now seen corresponding path program 1 times [2024-11-15 22:43:48,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:43:48,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282965369] [2024-11-15 22:43:48,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:43:48,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:43:48,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:43:48,655 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 22:43:48,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:43:48,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282965369] [2024-11-15 22:43:48,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282965369] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:43:48,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:43:48,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-15 22:43:48,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020217107] [2024-11-15 22:43:48,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:43:48,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-15 22:43:48,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:43:48,657 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-15 22:43:48,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-15 22:43:48,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:48,657 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:43:48,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 314.6666666666667) internal successors, (944), 3 states have internal predecessors, (944), 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 22:43:48,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:48,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:50,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:50,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:43:50,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2024-11-15 22:43:50,610 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:43:50,610 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:43:50,611 INFO L132 ounterexampleChecker]: Examining path program with hash 707795775, occurence #1 [2024-11-15 22:43:50,611 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:43:50,611 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:43:50,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:43:50,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1275833362, now seen corresponding path program 2 times [2024-11-15 22:43:50,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:43:50,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904666274] [2024-11-15 22:43:50,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:43:50,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:43:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-15 22:43:51,554 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 22:43:51,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-15 22:43:51,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904666274] [2024-11-15 22:43:51,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904666274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-15 22:43:51,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-15 22:43:51,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-15 22:43:51,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273431843] [2024-11-15 22:43:51,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-15 22:43:51,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-15 22:43:51,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-15 22:43:51,556 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-15 22:43:51,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-15 22:43:51,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:51,556 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-15 22:43:51,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 157.33333333333334) internal successors, (944), 6 states have internal predecessors, (944), 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 22:43:51,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:43:51,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:43:51,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:44:05,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-15 22:44:05,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-15 22:44:05,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-15 22:44:05,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2024-11-15 22:44:05,516 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-15 22:44:05,516 INFO L312 artialOrderCegarLoop]: Trying commutativity condition synthesis. [2024-11-15 22:44:05,517 INFO L132 ounterexampleChecker]: Examining path program with hash 1414364199, occurence #1 [2024-11-15 22:44:05,517 INFO L134 ounterexampleChecker]: Commutativity condition synthesis is only active after more than 2 occurrences. Skipping... [2024-11-15 22:44:05,517 INFO L322 artialOrderCegarLoop]: No commutativity proof found, falling back to feasibility check. [2024-11-15 22:44:05,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-15 22:44:05,517 INFO L85 PathProgramCache]: Analyzing trace with hash -633473876, now seen corresponding path program 1 times [2024-11-15 22:44:05,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-15 22:44:05,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460036099] [2024-11-15 22:44:05,517 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-15 22:44:05,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-15 22:44:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:44:05,607 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-15 22:44:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-15 22:44:05,870 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-15 22:44:05,870 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-15 22:44:05,871 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2024-11-15 22:44:05,871 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2024-11-15 22:44:05,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2024-11-15 22:44:05,874 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2024-11-15 22:44:05,875 WARN L247 ceAbstractionStarter]: 31 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-15 22:44:05,875 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 32 thread instances. [2024-11-15 22:44:05,940 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-15 22:44:05,945 INFO L126 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:44:05,992 INFO L181 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-15 22:44:05,993 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-15 22:44:05,993 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;@1a861cc8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-15 22:44:05,993 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. Received shutdown request... [2024-11-15 22:44:10,102 WARN L228 SmtUtils]: Removed 2 from assertion stack [2024-11-15 22:44:10,103 WARN L596 AbstractCegarLoop]: Verification canceled: while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 0ms.. [2024-11-15 22:44:10,103 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2024-11-15 22:44:10,103 INFO L782 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2024-11-15 22:44:10,105 INFO L422 BasicCegarLoop]: Path program histogram: [] [2024-11-15 22:44:10,114 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 32 thread instances [2024-11-15 22:44:10,114 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-15 22:44:10,139 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 22:44:10,139 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-11-15 22:44:10,326 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forcibly destroying the process [2024-11-15 22:44:10,410 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 137 [2024-11-15 22:44:10,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 10:44:10 BasicIcfg [2024-11-15 22:44:10,411 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-15 22:44:10,412 INFO L158 Benchmark]: Toolchain (without parser) took 788130.39ms. Allocated memory was 100.7MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 71.6MB in the beginning and 959.7MB in the end (delta: -888.1MB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2024-11-15 22:44:10,412 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:44:10,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.44ms. Allocated memory is still 100.7MB. Free memory was 71.6MB in the beginning and 50.8MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-11-15 22:44:10,412 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.11ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:44:10,413 INFO L158 Benchmark]: Boogie Preprocessor took 15.11ms. Allocated memory is still 100.7MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-15 22:44:10,413 INFO L158 Benchmark]: RCFGBuilder took 320.87ms. Allocated memory is still 100.7MB. Free memory was 47.8MB in the beginning and 31.3MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-15 22:44:10,413 INFO L158 Benchmark]: TraceAbstraction took 787490.70ms. Allocated memory was 100.7MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 30.7MB in the beginning and 959.7MB in the end (delta: -929.0MB). Peak memory consumption was 3.6GB. Max. memory is 8.0GB. [2024-11-15 22:44:10,414 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 276.44ms. Allocated memory is still 100.7MB. Free memory was 71.6MB in the beginning and 50.8MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 23.11ms. Allocated memory is still 100.7MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 8.0GB. * Boogie Preprocessor took 15.11ms. Allocated memory is still 100.7MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 320.87ms. Allocated memory is still 100.7MB. Free memory was 47.8MB in the beginning and 31.3MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 787490.70ms. Allocated memory was 100.7MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 30.7MB in the beginning and 959.7MB in the end (delta: -929.0MB). Peak memory consumption was 3.6GB. 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: 852, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 41, dependent conditional: 37, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 815, independent: 811, independent conditional: 0, independent unconditional: 811, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 0, independent unconditional: 811, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 671, independent: 667, independent conditional: 0, independent unconditional: 667, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 671, independent: 660, independent conditional: 0, independent unconditional: 660, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, independent: 97, independent conditional: 0, independent unconditional: 97, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 815, independent: 144, independent conditional: 0, independent unconditional: 144, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 671, unknown conditional: 0, unknown unconditional: 671] , Statistics on independence cache: Total cache size (in pairs): 671, Positive cache size: 667, Positive conditional cache size: 0, Positive unconditional cache size: 667, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44, Maximal queried relation: 0, Independence queries for same thread: 37, Persistent sets #1 benchmarks: Persistent set computation time: 0.2s, Number of persistent set computation: 61, Number of trivial persistent sets: 54, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 771, independent: 767, independent conditional: 0, independent unconditional: 767, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 852, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 41, dependent conditional: 37, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 44, independent unconditional: 767, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 815, independent: 811, independent conditional: 0, independent unconditional: 811, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 815, independent: 811, independent conditional: 0, independent unconditional: 811, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 671, independent: 667, independent conditional: 0, independent unconditional: 667, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 671, independent: 660, independent conditional: 0, independent unconditional: 660, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 11, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 11, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 149, independent: 97, independent conditional: 0, independent unconditional: 97, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 815, independent: 144, independent conditional: 0, independent unconditional: 144, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 671, unknown conditional: 0, unknown unconditional: 671] , Statistics on independence cache: Total cache size (in pairs): 671, Positive cache size: 667, Positive conditional cache size: 0, Positive unconditional cache size: 667, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44, Maximal queried relation: 0, Independence queries for same thread: 37 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3730, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 204, dependent conditional: 179, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3552, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3552, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3554, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 28, dependent conditional: 3, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3554, independent: 3526, independent conditional: 1, independent unconditional: 3525, dependent: 28, dependent conditional: 1, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3554, independent: 3526, independent conditional: 1, independent unconditional: 3525, dependent: 28, dependent conditional: 1, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2579, independent: 2553, independent conditional: 1, independent unconditional: 2552, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2579, independent: 2523, independent conditional: 0, independent unconditional: 2523, dependent: 56, dependent conditional: 0, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 56, independent: 30, independent conditional: 1, independent unconditional: 29, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 56, independent: 30, independent conditional: 1, independent unconditional: 29, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 509, independent: 239, independent conditional: 10, independent unconditional: 229, dependent: 270, dependent conditional: 9, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 3554, independent: 973, independent conditional: 0, independent unconditional: 973, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 2579, unknown conditional: 2, unknown unconditional: 2577] , Statistics on independence cache: Total cache size (in pairs): 3250, Positive cache size: 3220, Positive conditional cache size: 1, Positive unconditional cache size: 3219, Negative cache size: 30, Negative conditional cache size: 1, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 422, Maximal queried relation: 1, Independence queries for same thread: 178, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, Number of persistent set computation: 122, Number of trivial persistent sets: 97, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3130, independent: 3105, independent conditional: 0, independent unconditional: 3105, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3730, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 204, dependent conditional: 179, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3552, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3552, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3554, independent: 3526, independent conditional: 421, independent unconditional: 3105, dependent: 28, dependent conditional: 3, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3554, independent: 3526, independent conditional: 1, independent unconditional: 3525, dependent: 28, dependent conditional: 1, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3554, independent: 3526, independent conditional: 1, independent unconditional: 3525, dependent: 28, dependent conditional: 1, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2579, independent: 2553, independent conditional: 1, independent unconditional: 2552, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2579, independent: 2523, independent conditional: 0, independent unconditional: 2523, dependent: 56, dependent conditional: 0, dependent unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 56, independent: 30, independent conditional: 1, independent unconditional: 29, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 56, independent: 30, independent conditional: 1, independent unconditional: 29, dependent: 26, dependent conditional: 1, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 509, independent: 239, independent conditional: 10, independent unconditional: 229, dependent: 270, dependent conditional: 9, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 3554, independent: 973, independent conditional: 0, independent unconditional: 973, dependent: 2, dependent conditional: 0, dependent unconditional: 2, unknown: 2579, unknown conditional: 2, unknown unconditional: 2577] , Statistics on independence cache: Total cache size (in pairs): 3250, Positive cache size: 3220, Positive conditional cache size: 1, Positive unconditional cache size: 3219, Negative cache size: 30, Negative conditional cache size: 1, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 422, Maximal queried relation: 1, Independence queries for same thread: 178 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9236, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 456, dependent conditional: 387, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8856, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 76, dependent conditional: 7, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8856, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 76, dependent conditional: 7, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8866, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 86, dependent conditional: 17, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8866, independent: 8780, independent conditional: 3, independent unconditional: 8777, dependent: 86, dependent conditional: 4, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8866, independent: 8780, independent conditional: 3, independent unconditional: 8777, dependent: 86, dependent conditional: 4, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6420, independent: 6347, independent conditional: 3, independent unconditional: 6344, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6420, independent: 6283, independent conditional: 0, independent unconditional: 6283, dependent: 137, dependent conditional: 0, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 137, independent: 64, independent conditional: 3, independent unconditional: 61, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 137, independent: 64, independent conditional: 3, independent unconditional: 61, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1124, independent: 468, independent conditional: 24, independent unconditional: 444, dependent: 657, dependent conditional: 26, dependent unconditional: 631, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 8866, independent: 2433, independent conditional: 0, independent unconditional: 2433, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 6420, unknown conditional: 7, unknown unconditional: 6413] , Statistics on independence cache: Total cache size (in pairs): 9668, Positive cache size: 9566, Positive conditional cache size: 3, Positive unconditional cache size: 9563, Negative cache size: 102, Negative conditional cache size: 4, Negative unconditional cache size: 98, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1263, Maximal queried relation: 1, Independence queries for same thread: 380, Persistent sets #1 benchmarks: Persistent set computation time: 1.2s, Number of persistent set computation: 228, Number of trivial persistent sets: 184, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7596, independent: 7527, independent conditional: 0, independent unconditional: 7527, dependent: 69, dependent conditional: 0, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 9236, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 456, dependent conditional: 387, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8856, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 76, dependent conditional: 7, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8856, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 76, dependent conditional: 7, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8866, independent: 8780, independent conditional: 1253, independent unconditional: 7527, dependent: 86, dependent conditional: 17, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8866, independent: 8780, independent conditional: 3, independent unconditional: 8777, dependent: 86, dependent conditional: 4, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8866, independent: 8780, independent conditional: 3, independent unconditional: 8777, dependent: 86, dependent conditional: 4, dependent unconditional: 82, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6420, independent: 6347, independent conditional: 3, independent unconditional: 6344, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6420, independent: 6283, independent conditional: 0, independent unconditional: 6283, dependent: 137, dependent conditional: 0, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 137, independent: 64, independent conditional: 3, independent unconditional: 61, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 137, independent: 64, independent conditional: 3, independent unconditional: 61, dependent: 73, dependent conditional: 4, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1124, independent: 468, independent conditional: 24, independent unconditional: 444, dependent: 657, dependent conditional: 26, dependent unconditional: 631, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 8866, independent: 2433, independent conditional: 0, independent unconditional: 2433, dependent: 13, dependent conditional: 0, dependent unconditional: 13, unknown: 6420, unknown conditional: 7, unknown unconditional: 6413] , Statistics on independence cache: Total cache size (in pairs): 9668, Positive cache size: 9566, Positive conditional cache size: 3, Positive unconditional cache size: 9563, Negative cache size: 102, Negative conditional cache size: 4, Negative unconditional cache size: 98, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1263, Maximal queried relation: 1, Independence queries for same thread: 380 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15561, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 693, dependent conditional: 574, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14997, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 129, dependent conditional: 10, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14997, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 129, dependent conditional: 10, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15010, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 142, dependent conditional: 23, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15010, independent: 14868, independent conditional: 3, independent unconditional: 14865, dependent: 142, dependent conditional: 5, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15010, independent: 14868, independent conditional: 3, independent unconditional: 14865, dependent: 142, dependent conditional: 5, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11215, independent: 11091, independent conditional: 3, independent unconditional: 11088, dependent: 124, dependent conditional: 5, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11215, independent: 10989, independent conditional: 0, independent unconditional: 10989, dependent: 226, dependent conditional: 0, dependent unconditional: 226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 226, independent: 102, independent conditional: 3, independent unconditional: 99, dependent: 124, dependent conditional: 5, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 226, independent: 102, independent conditional: 3, independent unconditional: 99, dependent: 124, dependent conditional: 5, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1767, independent: 657, independent conditional: 25, independent unconditional: 633, dependent: 1110, dependent conditional: 35, dependent unconditional: 1074, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 15010, independent: 3777, independent conditional: 0, independent unconditional: 3777, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 11215, unknown conditional: 8, unknown unconditional: 11207] , Statistics on independence cache: Total cache size (in pairs): 20876, Positive cache size: 20654, Positive conditional cache size: 3, Positive unconditional cache size: 20651, Negative cache size: 222, Negative conditional cache size: 5, Negative unconditional cache size: 217, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1967, Maximal queried relation: 1, Independence queries for same thread: 564, Persistent sets #1 benchmarks: Persistent set computation time: 1.8s, Number of persistent set computation: 313, Number of trivial persistent sets: 250, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13035, independent: 12916, independent conditional: 0, independent unconditional: 12916, dependent: 119, dependent conditional: 0, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 15561, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 693, dependent conditional: 574, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14997, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 129, dependent conditional: 10, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14997, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 129, dependent conditional: 10, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15010, independent: 14868, independent conditional: 1952, independent unconditional: 12916, dependent: 142, dependent conditional: 23, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15010, independent: 14868, independent conditional: 3, independent unconditional: 14865, dependent: 142, dependent conditional: 5, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15010, independent: 14868, independent conditional: 3, independent unconditional: 14865, dependent: 142, dependent conditional: 5, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 11215, independent: 11091, independent conditional: 3, independent unconditional: 11088, dependent: 124, dependent conditional: 5, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 11215, independent: 10989, independent conditional: 0, independent unconditional: 10989, dependent: 226, dependent conditional: 0, dependent unconditional: 226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 226, independent: 102, independent conditional: 3, independent unconditional: 99, dependent: 124, dependent conditional: 5, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 226, independent: 102, independent conditional: 3, independent unconditional: 99, dependent: 124, dependent conditional: 5, dependent unconditional: 119, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1767, independent: 657, independent conditional: 25, independent unconditional: 633, dependent: 1110, dependent conditional: 35, dependent unconditional: 1074, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 15010, independent: 3777, independent conditional: 0, independent unconditional: 3777, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 11215, unknown conditional: 8, unknown unconditional: 11207] , Statistics on independence cache: Total cache size (in pairs): 20876, Positive cache size: 20654, Positive conditional cache size: 3, Positive unconditional cache size: 20651, Negative cache size: 222, Negative conditional cache size: 5, Negative unconditional cache size: 217, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1967, Maximal queried relation: 1, Independence queries for same thread: 564 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23566, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 1008, dependent conditional: 824, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22759, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 201, dependent conditional: 17, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22759, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 201, dependent conditional: 17, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22782, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 224, dependent conditional: 40, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22782, independent: 22558, independent conditional: 6, independent unconditional: 22552, dependent: 224, dependent conditional: 7, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22782, independent: 22558, independent conditional: 6, independent unconditional: 22552, dependent: 224, dependent conditional: 7, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17113, independent: 16922, independent conditional: 6, independent unconditional: 16916, dependent: 191, dependent conditional: 7, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17113, independent: 16768, independent conditional: 0, independent unconditional: 16768, dependent: 345, dependent conditional: 0, dependent unconditional: 345, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 345, independent: 154, independent conditional: 6, independent unconditional: 148, dependent: 191, dependent conditional: 7, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 345, independent: 154, independent conditional: 6, independent unconditional: 148, dependent: 191, dependent conditional: 7, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2319, independent: 883, independent conditional: 43, independent unconditional: 840, dependent: 1436, dependent conditional: 51, dependent unconditional: 1385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 22782, independent: 5636, independent conditional: 0, independent unconditional: 5636, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 17113, unknown conditional: 13, unknown unconditional: 17100] , Statistics on independence cache: Total cache size (in pairs): 37981, Positive cache size: 37573, Positive conditional cache size: 6, Positive unconditional cache size: 37567, Negative cache size: 408, Negative conditional cache size: 7, Negative unconditional cache size: 401, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3144, Maximal queried relation: 1, Independence queries for same thread: 807, Persistent sets #1 benchmarks: Persistent set computation time: 2.3s, Number of persistent set computation: 422, Number of trivial persistent sets: 340, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19625, independent: 19441, independent conditional: 0, independent unconditional: 19441, dependent: 184, dependent conditional: 0, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 23566, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 1008, dependent conditional: 824, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22759, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 201, dependent conditional: 17, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22759, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 201, dependent conditional: 17, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22782, independent: 22558, independent conditional: 3117, independent unconditional: 19441, dependent: 224, dependent conditional: 40, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22782, independent: 22558, independent conditional: 6, independent unconditional: 22552, dependent: 224, dependent conditional: 7, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22782, independent: 22558, independent conditional: 6, independent unconditional: 22552, dependent: 224, dependent conditional: 7, dependent unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17113, independent: 16922, independent conditional: 6, independent unconditional: 16916, dependent: 191, dependent conditional: 7, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17113, independent: 16768, independent conditional: 0, independent unconditional: 16768, dependent: 345, dependent conditional: 0, dependent unconditional: 345, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 345, independent: 154, independent conditional: 6, independent unconditional: 148, dependent: 191, dependent conditional: 7, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 345, independent: 154, independent conditional: 6, independent unconditional: 148, dependent: 191, dependent conditional: 7, dependent unconditional: 184, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2319, independent: 883, independent conditional: 43, independent unconditional: 840, dependent: 1436, dependent conditional: 51, dependent unconditional: 1385, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 22782, independent: 5636, independent conditional: 0, independent unconditional: 5636, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 17113, unknown conditional: 13, unknown unconditional: 17100] , Statistics on independence cache: Total cache size (in pairs): 37981, Positive cache size: 37573, Positive conditional cache size: 6, Positive unconditional cache size: 37567, Negative cache size: 408, Negative conditional cache size: 7, Negative unconditional cache size: 401, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3144, Maximal queried relation: 1, Independence queries for same thread: 807 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32890, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 1349, dependent conditional: 1085, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31833, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 292, dependent conditional: 28, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 31833, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 292, dependent conditional: 28, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31871, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 330, dependent conditional: 66, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 31871, independent: 31541, independent conditional: 10, independent unconditional: 31531, dependent: 330, dependent conditional: 13, dependent unconditional: 317, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 31871, independent: 31541, independent conditional: 10, independent unconditional: 31531, dependent: 330, dependent conditional: 13, dependent unconditional: 317, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 24105, independent: 23828, independent conditional: 10, independent unconditional: 23818, dependent: 277, dependent conditional: 13, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 24105, independent: 23614, independent conditional: 0, independent unconditional: 23614, dependent: 491, dependent conditional: 0, dependent unconditional: 491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 491, independent: 214, independent conditional: 10, independent unconditional: 204, dependent: 277, dependent conditional: 13, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 491, independent: 214, independent conditional: 10, independent unconditional: 204, dependent: 277, dependent conditional: 13, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3330, independent: 1255, independent conditional: 78, independent unconditional: 1177, dependent: 2076, dependent conditional: 80, dependent unconditional: 1996, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 31871, independent: 7713, independent conditional: 0, independent unconditional: 7713, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 24105, unknown conditional: 23, unknown unconditional: 24082] , Statistics on independence cache: Total cache size (in pairs): 62073, Positive cache size: 61395, Positive conditional cache size: 10, Positive unconditional cache size: 61385, Negative cache size: 678, Negative conditional cache size: 13, Negative unconditional cache size: 665, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4472, Maximal queried relation: 1, Independence queries for same thread: 1057, Persistent sets #1 benchmarks: Persistent set computation time: 3.3s, Number of persistent set computation: 538, Number of trivial persistent sets: 437, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 27376, independent: 27112, independent conditional: 0, independent unconditional: 27112, dependent: 264, dependent conditional: 0, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 32890, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 1349, dependent conditional: 1085, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31833, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 292, dependent conditional: 28, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 31833, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 292, dependent conditional: 28, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 31871, independent: 31541, independent conditional: 4429, independent unconditional: 27112, dependent: 330, dependent conditional: 66, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 31871, independent: 31541, independent conditional: 10, independent unconditional: 31531, dependent: 330, dependent conditional: 13, dependent unconditional: 317, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 31871, independent: 31541, independent conditional: 10, independent unconditional: 31531, dependent: 330, dependent conditional: 13, dependent unconditional: 317, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 24105, independent: 23828, independent conditional: 10, independent unconditional: 23818, dependent: 277, dependent conditional: 13, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 24105, independent: 23614, independent conditional: 0, independent unconditional: 23614, dependent: 491, dependent conditional: 0, dependent unconditional: 491, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 491, independent: 214, independent conditional: 10, independent unconditional: 204, dependent: 277, dependent conditional: 13, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 491, independent: 214, independent conditional: 10, independent unconditional: 204, dependent: 277, dependent conditional: 13, dependent unconditional: 264, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3330, independent: 1255, independent conditional: 78, independent unconditional: 1177, dependent: 2076, dependent conditional: 80, dependent unconditional: 1996, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 31871, independent: 7713, independent conditional: 0, independent unconditional: 7713, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 24105, unknown conditional: 23, unknown unconditional: 24082] , Statistics on independence cache: Total cache size (in pairs): 62073, Positive cache size: 61395, Positive conditional cache size: 10, Positive unconditional cache size: 61385, Negative cache size: 678, Negative conditional cache size: 13, Negative unconditional cache size: 665, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4472, Maximal queried relation: 1, Independence queries for same thread: 1057 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 42947, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 1674, dependent conditional: 1326, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41656, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 383, dependent conditional: 35, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 41656, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 383, dependent conditional: 35, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41701, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 428, dependent conditional: 80, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 41701, independent: 41273, independent conditional: 10, independent unconditional: 41263, dependent: 428, dependent conditional: 15, dependent unconditional: 413, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 41701, independent: 41273, independent conditional: 10, independent unconditional: 41263, dependent: 428, dependent conditional: 15, dependent unconditional: 413, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 32030, independent: 31667, independent conditional: 10, independent unconditional: 31657, dependent: 363, dependent conditional: 15, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 32030, independent: 31392, independent conditional: 0, independent unconditional: 31392, dependent: 638, dependent conditional: 0, dependent unconditional: 638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 638, independent: 275, independent conditional: 10, independent unconditional: 265, dependent: 363, dependent conditional: 15, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 638, independent: 275, independent conditional: 10, independent unconditional: 265, dependent: 363, dependent conditional: 15, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3876, independent: 1376, independent conditional: 74, independent unconditional: 1302, dependent: 2500, dependent conditional: 95, dependent unconditional: 2405, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 41701, independent: 9606, independent conditional: 0, independent unconditional: 9606, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 32030, unknown conditional: 25, unknown unconditional: 32005] , Statistics on independence cache: Total cache size (in pairs): 94080, Positive cache size: 93052, Positive conditional cache size: 10, Positive unconditional cache size: 93042, Negative cache size: 1028, Negative conditional cache size: 15, Negative unconditional cache size: 1013, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5571, Maximal queried relation: 1, Independence queries for same thread: 1291, Persistent sets #1 benchmarks: Persistent set computation time: 3.9s, Number of persistent set computation: 638, Number of trivial persistent sets: 518, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36105, independent: 35757, independent conditional: 0, independent unconditional: 35757, dependent: 348, dependent conditional: 0, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 42947, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 1674, dependent conditional: 1326, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41656, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 383, dependent conditional: 35, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 41656, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 383, dependent conditional: 35, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 41701, independent: 41273, independent conditional: 5516, independent unconditional: 35757, dependent: 428, dependent conditional: 80, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 41701, independent: 41273, independent conditional: 10, independent unconditional: 41263, dependent: 428, dependent conditional: 15, dependent unconditional: 413, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 41701, independent: 41273, independent conditional: 10, independent unconditional: 41263, dependent: 428, dependent conditional: 15, dependent unconditional: 413, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 32030, independent: 31667, independent conditional: 10, independent unconditional: 31657, dependent: 363, dependent conditional: 15, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 32030, independent: 31392, independent conditional: 0, independent unconditional: 31392, dependent: 638, dependent conditional: 0, dependent unconditional: 638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 638, independent: 275, independent conditional: 10, independent unconditional: 265, dependent: 363, dependent conditional: 15, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 638, independent: 275, independent conditional: 10, independent unconditional: 265, dependent: 363, dependent conditional: 15, dependent unconditional: 348, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3876, independent: 1376, independent conditional: 74, independent unconditional: 1302, dependent: 2500, dependent conditional: 95, dependent unconditional: 2405, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 41701, independent: 9606, independent conditional: 0, independent unconditional: 9606, dependent: 65, dependent conditional: 0, dependent unconditional: 65, unknown: 32030, unknown conditional: 25, unknown unconditional: 32005] , Statistics on independence cache: Total cache size (in pairs): 94080, Positive cache size: 93052, Positive conditional cache size: 10, Positive unconditional cache size: 93042, Negative cache size: 1028, Negative conditional cache size: 15, Negative unconditional cache size: 1013, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5571, Maximal queried relation: 1, Independence queries for same thread: 1291 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 54346, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 2023, dependent conditional: 1576, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 52812, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 489, dependent conditional: 42, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 52812, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 489, dependent conditional: 42, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 52869, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 546, dependent conditional: 99, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 52869, independent: 52323, independent conditional: 15, independent unconditional: 52308, dependent: 546, dependent conditional: 17, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52869, independent: 52323, independent conditional: 15, independent unconditional: 52308, dependent: 546, dependent conditional: 17, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41062, independent: 40598, independent conditional: 15, independent unconditional: 40583, dependent: 464, dependent conditional: 17, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41062, independent: 40245, independent conditional: 0, independent unconditional: 40245, dependent: 817, dependent conditional: 0, dependent unconditional: 817, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 817, independent: 353, independent conditional: 15, independent unconditional: 338, dependent: 464, dependent conditional: 17, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 817, independent: 353, independent conditional: 15, independent unconditional: 338, dependent: 464, dependent conditional: 17, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4910, independent: 1742, independent conditional: 100, independent unconditional: 1642, dependent: 3169, dependent conditional: 109, dependent unconditional: 3060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 52869, independent: 11725, independent conditional: 0, independent unconditional: 11725, dependent: 82, dependent conditional: 0, dependent unconditional: 82, unknown: 41062, unknown conditional: 32, unknown unconditional: 41030] , Statistics on independence cache: Total cache size (in pairs): 135117, Positive cache size: 133640, Positive conditional cache size: 15, Positive unconditional cache size: 133625, Negative cache size: 1477, Negative conditional cache size: 17, Negative unconditional cache size: 1460, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6848, Maximal queried relation: 1, Independence queries for same thread: 1534, Persistent sets #1 benchmarks: Persistent set computation time: 4.9s, Number of persistent set computation: 747, Number of trivial persistent sets: 608, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45989, independent: 45542, independent conditional: 0, independent unconditional: 45542, dependent: 447, dependent conditional: 0, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 54346, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 2023, dependent conditional: 1576, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 52812, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 489, dependent conditional: 42, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 52812, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 489, dependent conditional: 42, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 52869, independent: 52323, independent conditional: 6781, independent unconditional: 45542, dependent: 546, dependent conditional: 99, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 52869, independent: 52323, independent conditional: 15, independent unconditional: 52308, dependent: 546, dependent conditional: 17, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 52869, independent: 52323, independent conditional: 15, independent unconditional: 52308, dependent: 546, dependent conditional: 17, dependent unconditional: 529, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41062, independent: 40598, independent conditional: 15, independent unconditional: 40583, dependent: 464, dependent conditional: 17, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41062, independent: 40245, independent conditional: 0, independent unconditional: 40245, dependent: 817, dependent conditional: 0, dependent unconditional: 817, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 817, independent: 353, independent conditional: 15, independent unconditional: 338, dependent: 464, dependent conditional: 17, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 817, independent: 353, independent conditional: 15, independent unconditional: 338, dependent: 464, dependent conditional: 17, dependent unconditional: 447, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4910, independent: 1742, independent conditional: 100, independent unconditional: 1642, dependent: 3169, dependent conditional: 109, dependent unconditional: 3060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 52869, independent: 11725, independent conditional: 0, independent unconditional: 11725, dependent: 82, dependent conditional: 0, dependent unconditional: 82, unknown: 41062, unknown conditional: 32, unknown unconditional: 41030] , Statistics on independence cache: Total cache size (in pairs): 135117, Positive cache size: 133640, Positive conditional cache size: 15, Positive unconditional cache size: 133625, Negative cache size: 1477, Negative conditional cache size: 17, Negative unconditional cache size: 1460, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6848, Maximal queried relation: 1, Independence queries for same thread: 1534 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 67136, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 2400, dependent conditional: 1839, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65352, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 616, dependent conditional: 55, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 65352, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 616, dependent conditional: 55, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65428, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 692, dependent conditional: 131, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 65428, independent: 64736, independent conditional: 21, independent unconditional: 64715, dependent: 692, dependent conditional: 25, dependent unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65428, independent: 64736, independent conditional: 21, independent unconditional: 64715, dependent: 692, dependent conditional: 25, dependent unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 51188, independent: 50602, independent conditional: 21, independent unconditional: 50581, dependent: 586, dependent conditional: 25, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 51188, independent: 50165, independent conditional: 0, independent unconditional: 50165, dependent: 1023, dependent conditional: 0, dependent unconditional: 1023, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1023, independent: 437, independent conditional: 21, independent unconditional: 416, dependent: 586, dependent conditional: 25, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1023, independent: 437, independent conditional: 21, independent unconditional: 416, dependent: 586, dependent conditional: 25, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6185, independent: 2234, independent conditional: 138, independent unconditional: 2096, dependent: 3952, dependent conditional: 151, dependent unconditional: 3801, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 65428, independent: 14134, independent conditional: 0, independent unconditional: 14134, dependent: 106, dependent conditional: 0, dependent unconditional: 106, unknown: 51188, unknown conditional: 46, unknown unconditional: 51142] , Statistics on independence cache: Total cache size (in pairs): 186273, Positive cache size: 184227, Positive conditional cache size: 21, Positive unconditional cache size: 184206, Negative cache size: 2046, Negative conditional cache size: 25, Negative unconditional cache size: 2021, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8350, Maximal queried relation: 1, Independence queries for same thread: 1784, Persistent sets #1 benchmarks: Persistent set computation time: 6.2s, Number of persistent set computation: 863, Number of trivial persistent sets: 705, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 57032, independent: 56471, independent conditional: 0, independent unconditional: 56471, dependent: 561, dependent conditional: 0, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 67136, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 2400, dependent conditional: 1839, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65352, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 616, dependent conditional: 55, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 65352, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 616, dependent conditional: 55, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 65428, independent: 64736, independent conditional: 8265, independent unconditional: 56471, dependent: 692, dependent conditional: 131, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 65428, independent: 64736, independent conditional: 21, independent unconditional: 64715, dependent: 692, dependent conditional: 25, dependent unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 65428, independent: 64736, independent conditional: 21, independent unconditional: 64715, dependent: 692, dependent conditional: 25, dependent unconditional: 667, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 51188, independent: 50602, independent conditional: 21, independent unconditional: 50581, dependent: 586, dependent conditional: 25, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 51188, independent: 50165, independent conditional: 0, independent unconditional: 50165, dependent: 1023, dependent conditional: 0, dependent unconditional: 1023, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1023, independent: 437, independent conditional: 21, independent unconditional: 416, dependent: 586, dependent conditional: 25, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1023, independent: 437, independent conditional: 21, independent unconditional: 416, dependent: 586, dependent conditional: 25, dependent unconditional: 561, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6185, independent: 2234, independent conditional: 138, independent unconditional: 2096, dependent: 3952, dependent conditional: 151, dependent unconditional: 3801, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 65428, independent: 14134, independent conditional: 0, independent unconditional: 14134, dependent: 106, dependent conditional: 0, dependent unconditional: 106, unknown: 51188, unknown conditional: 46, unknown unconditional: 51142] , Statistics on independence cache: Total cache size (in pairs): 186273, Positive cache size: 184227, Positive conditional cache size: 21, Positive unconditional cache size: 184206, Negative cache size: 2046, Negative conditional cache size: 25, Negative unconditional cache size: 2021, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8350, Maximal queried relation: 1, Independence queries for same thread: 1784 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 80541, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 2770, dependent conditional: 2094, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78506, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 735, dependent conditional: 59, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 78506, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 735, dependent conditional: 59, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78587, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 816, dependent conditional: 140, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 78587, independent: 77771, independent conditional: 22, independent unconditional: 77749, dependent: 816, dependent conditional: 27, dependent unconditional: 789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 78587, independent: 77771, independent conditional: 22, independent unconditional: 77749, dependent: 816, dependent conditional: 27, dependent unconditional: 789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 62225, independent: 61522, independent conditional: 22, independent unconditional: 61500, dependent: 703, dependent conditional: 27, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 62225, independent: 61005, independent conditional: 0, independent unconditional: 61005, dependent: 1220, dependent conditional: 0, dependent unconditional: 1220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1220, independent: 517, independent conditional: 22, independent unconditional: 495, dependent: 703, dependent conditional: 27, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, independent: 517, independent conditional: 22, independent unconditional: 495, dependent: 703, dependent conditional: 27, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6998, independent: 2501, independent conditional: 146, independent unconditional: 2354, dependent: 4497, dependent conditional: 153, dependent unconditional: 4344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 78587, independent: 16249, independent conditional: 0, independent unconditional: 16249, dependent: 113, dependent conditional: 0, dependent unconditional: 113, unknown: 62225, unknown conditional: 49, unknown unconditional: 62176] , Statistics on independence cache: Total cache size (in pairs): 248452, Positive cache size: 245728, Positive conditional cache size: 22, Positive unconditional cache size: 245706, Negative cache size: 2724, Negative conditional cache size: 27, Negative unconditional cache size: 2697, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9540, Maximal queried relation: 1, Independence queries for same thread: 2035, Persistent sets #1 benchmarks: Persistent set computation time: 7.0s, Number of persistent set computation: 962, Number of trivial persistent sets: 774, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68998, independent: 68322, independent conditional: 0, independent unconditional: 68322, dependent: 676, dependent conditional: 0, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 80541, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 2770, dependent conditional: 2094, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78506, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 735, dependent conditional: 59, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 78506, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 735, dependent conditional: 59, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 78587, independent: 77771, independent conditional: 9449, independent unconditional: 68322, dependent: 816, dependent conditional: 140, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 78587, independent: 77771, independent conditional: 22, independent unconditional: 77749, dependent: 816, dependent conditional: 27, dependent unconditional: 789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 78587, independent: 77771, independent conditional: 22, independent unconditional: 77749, dependent: 816, dependent conditional: 27, dependent unconditional: 789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 62225, independent: 61522, independent conditional: 22, independent unconditional: 61500, dependent: 703, dependent conditional: 27, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 62225, independent: 61005, independent conditional: 0, independent unconditional: 61005, dependent: 1220, dependent conditional: 0, dependent unconditional: 1220, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1220, independent: 517, independent conditional: 22, independent unconditional: 495, dependent: 703, dependent conditional: 27, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1220, independent: 517, independent conditional: 22, independent unconditional: 495, dependent: 703, dependent conditional: 27, dependent unconditional: 676, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6998, independent: 2501, independent conditional: 146, independent unconditional: 2354, dependent: 4497, dependent conditional: 153, dependent unconditional: 4344, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 78587, independent: 16249, independent conditional: 0, independent unconditional: 16249, dependent: 113, dependent conditional: 0, dependent unconditional: 113, unknown: 62225, unknown conditional: 49, unknown unconditional: 62176] , Statistics on independence cache: Total cache size (in pairs): 248452, Positive cache size: 245728, Positive conditional cache size: 22, Positive unconditional cache size: 245706, Negative cache size: 2724, Negative conditional cache size: 27, Negative unconditional cache size: 2697, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 9540, Maximal queried relation: 1, Independence queries for same thread: 2035 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 95131, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 3159, dependent conditional: 2353, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92844, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 872, dependent conditional: 66, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 92844, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 872, dependent conditional: 66, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92939, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 967, dependent conditional: 161, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 92939, independent: 91972, independent conditional: 29, independent unconditional: 91943, dependent: 967, dependent conditional: 29, dependent unconditional: 938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 92939, independent: 91972, independent conditional: 29, independent unconditional: 91943, dependent: 967, dependent conditional: 29, dependent unconditional: 938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 73758, independent: 72923, independent conditional: 29, independent unconditional: 72894, dependent: 835, dependent conditional: 29, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 73758, independent: 72306, independent conditional: 0, independent unconditional: 72306, dependent: 1452, dependent conditional: 0, dependent unconditional: 1452, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1452, independent: 617, independent conditional: 29, independent unconditional: 588, dependent: 835, dependent conditional: 29, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1452, independent: 617, independent conditional: 29, independent unconditional: 588, dependent: 835, dependent conditional: 29, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7976, independent: 2802, independent conditional: 180, independent unconditional: 2623, dependent: 5174, dependent conditional: 147, dependent unconditional: 5026, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 92939, independent: 19049, independent conditional: 0, independent unconditional: 19049, dependent: 132, dependent conditional: 0, dependent unconditional: 132, unknown: 73758, unknown conditional: 58, unknown unconditional: 73700] , Statistics on independence cache: Total cache size (in pairs): 322161, Positive cache size: 318629, Positive conditional cache size: 29, Positive unconditional cache size: 318600, Negative cache size: 3532, Negative conditional cache size: 29, Negative unconditional cache size: 3503, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10919, Maximal queried relation: 1, Independence queries for same thread: 2287, Persistent sets #1 benchmarks: Persistent set computation time: 8.1s, Number of persistent set computation: 1061, Number of trivial persistent sets: 840, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 81962, independent: 81156, independent conditional: 0, independent unconditional: 81156, dependent: 806, dependent conditional: 0, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 95131, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 3159, dependent conditional: 2353, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92844, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 872, dependent conditional: 66, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 92844, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 872, dependent conditional: 66, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 92939, independent: 91972, independent conditional: 10816, independent unconditional: 81156, dependent: 967, dependent conditional: 161, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 92939, independent: 91972, independent conditional: 29, independent unconditional: 91943, dependent: 967, dependent conditional: 29, dependent unconditional: 938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 92939, independent: 91972, independent conditional: 29, independent unconditional: 91943, dependent: 967, dependent conditional: 29, dependent unconditional: 938, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 73758, independent: 72923, independent conditional: 29, independent unconditional: 72894, dependent: 835, dependent conditional: 29, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 73758, independent: 72306, independent conditional: 0, independent unconditional: 72306, dependent: 1452, dependent conditional: 0, dependent unconditional: 1452, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1452, independent: 617, independent conditional: 29, independent unconditional: 588, dependent: 835, dependent conditional: 29, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1452, independent: 617, independent conditional: 29, independent unconditional: 588, dependent: 835, dependent conditional: 29, dependent unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 7976, independent: 2802, independent conditional: 180, independent unconditional: 2623, dependent: 5174, dependent conditional: 147, dependent unconditional: 5026, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 92939, independent: 19049, independent conditional: 0, independent unconditional: 19049, dependent: 132, dependent conditional: 0, dependent unconditional: 132, unknown: 73758, unknown conditional: 58, unknown unconditional: 73700] , Statistics on independence cache: Total cache size (in pairs): 322161, Positive cache size: 318629, Positive conditional cache size: 29, Positive unconditional cache size: 318600, Negative cache size: 3532, Negative conditional cache size: 29, Negative unconditional cache size: 3503, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 10919, Maximal queried relation: 1, Independence queries for same thread: 2287 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 111713, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 3584, dependent conditional: 2623, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109169, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 1040, dependent conditional: 79, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 109169, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 1040, dependent conditional: 79, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109285, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 1156, dependent conditional: 195, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 109285, independent: 108129, independent conditional: 37, independent unconditional: 108092, dependent: 1156, dependent conditional: 39, dependent unconditional: 1117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109285, independent: 108129, independent conditional: 37, independent unconditional: 108092, dependent: 1156, dependent conditional: 39, dependent unconditional: 1117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86644, independent: 85644, independent conditional: 37, independent unconditional: 85607, dependent: 1000, dependent conditional: 39, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86644, independent: 84912, independent conditional: 0, independent unconditional: 84912, dependent: 1732, dependent conditional: 0, dependent unconditional: 1732, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1732, independent: 732, independent conditional: 37, independent unconditional: 695, dependent: 1000, dependent conditional: 39, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1732, independent: 732, independent conditional: 37, independent unconditional: 695, dependent: 1000, dependent conditional: 39, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9927, independent: 3487, independent conditional: 246, independent unconditional: 3241, dependent: 6440, dependent conditional: 224, dependent unconditional: 6215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 109285, independent: 22485, independent conditional: 0, independent unconditional: 22485, dependent: 156, dependent conditional: 0, dependent unconditional: 156, unknown: 86644, unknown conditional: 76, unknown unconditional: 86568] , Statistics on independence cache: Total cache size (in pairs): 408747, Positive cache size: 404244, Positive conditional cache size: 37, Positive unconditional cache size: 404207, Negative cache size: 4503, Negative conditional cache size: 39, Negative unconditional cache size: 4464, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12607, Maximal queried relation: 1, Independence queries for same thread: 2544, Persistent sets #1 benchmarks: Persistent set computation time: 9.8s, Number of persistent set computation: 1163, Number of trivial persistent sets: 911, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 96602, independent: 95641, independent conditional: 0, independent unconditional: 95641, dependent: 961, dependent conditional: 0, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 111713, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 3584, dependent conditional: 2623, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109169, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 1040, dependent conditional: 79, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 109169, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 1040, dependent conditional: 79, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 109285, independent: 108129, independent conditional: 12488, independent unconditional: 95641, dependent: 1156, dependent conditional: 195, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 109285, independent: 108129, independent conditional: 37, independent unconditional: 108092, dependent: 1156, dependent conditional: 39, dependent unconditional: 1117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 109285, independent: 108129, independent conditional: 37, independent unconditional: 108092, dependent: 1156, dependent conditional: 39, dependent unconditional: 1117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86644, independent: 85644, independent conditional: 37, independent unconditional: 85607, dependent: 1000, dependent conditional: 39, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86644, independent: 84912, independent conditional: 0, independent unconditional: 84912, dependent: 1732, dependent conditional: 0, dependent unconditional: 1732, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1732, independent: 732, independent conditional: 37, independent unconditional: 695, dependent: 1000, dependent conditional: 39, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1732, independent: 732, independent conditional: 37, independent unconditional: 695, dependent: 1000, dependent conditional: 39, dependent unconditional: 961, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9927, independent: 3487, independent conditional: 246, independent unconditional: 3241, dependent: 6440, dependent conditional: 224, dependent unconditional: 6215, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 109285, independent: 22485, independent conditional: 0, independent unconditional: 22485, dependent: 156, dependent conditional: 0, dependent unconditional: 156, unknown: 86644, unknown conditional: 76, unknown unconditional: 86568] , Statistics on independence cache: Total cache size (in pairs): 408747, Positive cache size: 404244, Positive conditional cache size: 37, Positive unconditional cache size: 404207, Negative cache size: 4503, Negative conditional cache size: 39, Negative unconditional cache size: 4464, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12607, Maximal queried relation: 1, Independence queries for same thread: 2544 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 130541, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 4095, dependent conditional: 2966, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 127662, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 1216, dependent conditional: 87, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 127662, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 1216, dependent conditional: 87, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 127786, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 1340, dependent conditional: 211, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 127786, independent: 126446, independent conditional: 37, independent unconditional: 126409, dependent: 1340, dependent conditional: 40, dependent unconditional: 1300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 127786, independent: 126446, independent conditional: 37, independent unconditional: 126409, dependent: 1340, dependent conditional: 40, dependent unconditional: 1300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 102032, independent: 100863, independent conditional: 37, independent unconditional: 100826, dependent: 1169, dependent conditional: 40, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 102032, independent: 100008, independent conditional: 0, independent unconditional: 100008, dependent: 2024, dependent conditional: 0, dependent unconditional: 2024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2024, independent: 855, independent conditional: 37, independent unconditional: 818, dependent: 1169, dependent conditional: 40, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2024, independent: 855, independent conditional: 37, independent unconditional: 818, dependent: 1169, dependent conditional: 40, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10075, independent: 3618, independent conditional: 213, independent unconditional: 3404, dependent: 6457, dependent conditional: 188, dependent unconditional: 6269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 127786, independent: 25583, independent conditional: 0, independent unconditional: 25583, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 102032, unknown conditional: 77, unknown unconditional: 101955] , Statistics on independence cache: Total cache size (in pairs): 510703, Positive cache size: 505070, Positive conditional cache size: 37, Positive unconditional cache size: 505033, Negative cache size: 5633, Negative conditional cache size: 40, Negative unconditional cache size: 5593, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14318, Maximal queried relation: 1, Independence queries for same thread: 2879, Persistent sets #1 benchmarks: Persistent set computation time: 10.1s, Number of persistent set computation: 1274, Number of trivial persistent sets: 992, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 113391, independent: 112262, independent conditional: 0, independent unconditional: 112262, dependent: 1129, dependent conditional: 0, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 130541, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 4095, dependent conditional: 2966, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 127662, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 1216, dependent conditional: 87, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 127662, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 1216, dependent conditional: 87, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 127786, independent: 126446, independent conditional: 14184, independent unconditional: 112262, dependent: 1340, dependent conditional: 211, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 127786, independent: 126446, independent conditional: 37, independent unconditional: 126409, dependent: 1340, dependent conditional: 40, dependent unconditional: 1300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 127786, independent: 126446, independent conditional: 37, independent unconditional: 126409, dependent: 1340, dependent conditional: 40, dependent unconditional: 1300, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 102032, independent: 100863, independent conditional: 37, independent unconditional: 100826, dependent: 1169, dependent conditional: 40, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 102032, independent: 100008, independent conditional: 0, independent unconditional: 100008, dependent: 2024, dependent conditional: 0, dependent unconditional: 2024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2024, independent: 855, independent conditional: 37, independent unconditional: 818, dependent: 1169, dependent conditional: 40, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2024, independent: 855, independent conditional: 37, independent unconditional: 818, dependent: 1169, dependent conditional: 40, dependent unconditional: 1129, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 10075, independent: 3618, independent conditional: 213, independent unconditional: 3404, dependent: 6457, dependent conditional: 188, dependent unconditional: 6269, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 127786, independent: 25583, independent conditional: 0, independent unconditional: 25583, dependent: 171, dependent conditional: 0, dependent unconditional: 171, unknown: 102032, unknown conditional: 77, unknown unconditional: 101955] , Statistics on independence cache: Total cache size (in pairs): 510703, Positive cache size: 505070, Positive conditional cache size: 37, Positive unconditional cache size: 505033, Negative cache size: 5633, Negative conditional cache size: 40, Negative unconditional cache size: 5593, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14318, Maximal queried relation: 1, Independence queries for same thread: 2879 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 152851, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 4688, dependent conditional: 3348, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149602, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 1439, dependent conditional: 99, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 149602, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 1439, dependent conditional: 99, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149747, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 1584, dependent conditional: 244, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 149747, independent: 148163, independent conditional: 46, independent unconditional: 148117, dependent: 1584, dependent conditional: 42, dependent unconditional: 1542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 149747, independent: 148163, independent conditional: 46, independent unconditional: 148117, dependent: 1584, dependent conditional: 42, dependent unconditional: 1542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 120086, independent: 118704, independent conditional: 46, independent unconditional: 118658, dependent: 1382, dependent conditional: 42, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 120086, independent: 117704, independent conditional: 0, independent unconditional: 117704, dependent: 2382, dependent conditional: 0, dependent unconditional: 2382, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2382, independent: 1000, independent conditional: 46, independent unconditional: 954, dependent: 1382, dependent conditional: 42, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2382, independent: 1000, independent conditional: 46, independent unconditional: 954, dependent: 1382, dependent conditional: 42, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13500, independent: 4664, independent conditional: 287, independent unconditional: 4377, dependent: 8836, dependent conditional: 286, dependent unconditional: 8550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 149747, independent: 29459, independent conditional: 0, independent unconditional: 29459, dependent: 202, dependent conditional: 0, dependent unconditional: 202, unknown: 120086, unknown conditional: 88, unknown unconditional: 119998] , Statistics on independence cache: Total cache size (in pairs): 630712, Positive cache size: 623737, Positive conditional cache size: 46, Positive unconditional cache size: 623691, Negative cache size: 6975, Negative conditional cache size: 42, Negative unconditional cache size: 6933, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16417, Maximal queried relation: 1, Independence queries for same thread: 3249, Persistent sets #1 benchmarks: Persistent set computation time: 13.7s, Number of persistent set computation: 1408, Number of trivial persistent sets: 1097, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133242, independent: 131902, independent conditional: 0, independent unconditional: 131902, dependent: 1340, dependent conditional: 0, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 152851, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 4688, dependent conditional: 3348, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149602, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 1439, dependent conditional: 99, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 149602, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 1439, dependent conditional: 99, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 149747, independent: 148163, independent conditional: 16261, independent unconditional: 131902, dependent: 1584, dependent conditional: 244, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 149747, independent: 148163, independent conditional: 46, independent unconditional: 148117, dependent: 1584, dependent conditional: 42, dependent unconditional: 1542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 149747, independent: 148163, independent conditional: 46, independent unconditional: 148117, dependent: 1584, dependent conditional: 42, dependent unconditional: 1542, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 120086, independent: 118704, independent conditional: 46, independent unconditional: 118658, dependent: 1382, dependent conditional: 42, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 120086, independent: 117704, independent conditional: 0, independent unconditional: 117704, dependent: 2382, dependent conditional: 0, dependent unconditional: 2382, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2382, independent: 1000, independent conditional: 46, independent unconditional: 954, dependent: 1382, dependent conditional: 42, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2382, independent: 1000, independent conditional: 46, independent unconditional: 954, dependent: 1382, dependent conditional: 42, dependent unconditional: 1340, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13500, independent: 4664, independent conditional: 287, independent unconditional: 4377, dependent: 8836, dependent conditional: 286, dependent unconditional: 8550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 149747, independent: 29459, independent conditional: 0, independent unconditional: 29459, dependent: 202, dependent conditional: 0, dependent unconditional: 202, unknown: 120086, unknown conditional: 88, unknown unconditional: 119998] , Statistics on independence cache: Total cache size (in pairs): 630712, Positive cache size: 623737, Positive conditional cache size: 46, Positive unconditional cache size: 623691, Negative cache size: 6975, Negative conditional cache size: 42, Negative unconditional cache size: 6933, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 16417, Maximal queried relation: 1, Independence queries for same thread: 3249 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 176009, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 5228, dependent conditional: 3675, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172451, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 1670, dependent conditional: 117, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 172451, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 1670, dependent conditional: 117, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172624, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 1843, dependent conditional: 290, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 172624, independent: 170781, independent conditional: 56, independent unconditional: 170725, dependent: 1843, dependent conditional: 54, dependent unconditional: 1789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 172624, independent: 170781, independent conditional: 56, independent unconditional: 170725, dependent: 1843, dependent conditional: 54, dependent unconditional: 1789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 139113, independent: 137506, independent conditional: 56, independent unconditional: 137450, dependent: 1607, dependent conditional: 54, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 139113, independent: 136372, independent conditional: 0, independent unconditional: 136372, dependent: 2741, dependent conditional: 0, dependent unconditional: 2741, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2741, independent: 1134, independent conditional: 56, independent unconditional: 1078, dependent: 1607, dependent conditional: 54, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2741, independent: 1134, independent conditional: 56, independent unconditional: 1078, dependent: 1607, dependent conditional: 54, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14758, independent: 5025, independent conditional: 380, independent unconditional: 4644, dependent: 9734, dependent conditional: 289, dependent unconditional: 9445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 172624, independent: 33275, independent conditional: 0, independent unconditional: 33275, dependent: 236, dependent conditional: 0, dependent unconditional: 236, unknown: 139113, unknown conditional: 110, unknown unconditional: 139003] , Statistics on independence cache: Total cache size (in pairs): 769737, Positive cache size: 761197, Positive conditional cache size: 56, Positive unconditional cache size: 761141, Negative cache size: 8540, Negative conditional cache size: 54, Negative unconditional cache size: 8486, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18512, Maximal queried relation: 1, Independence queries for same thread: 3558, Persistent sets #1 benchmarks: Persistent set computation time: 14.7s, Number of persistent set computation: 1508, Number of trivial persistent sets: 1179, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 154002, independent: 152449, independent conditional: 0, independent unconditional: 152449, dependent: 1553, dependent conditional: 0, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 176009, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 5228, dependent conditional: 3675, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172451, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 1670, dependent conditional: 117, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 172451, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 1670, dependent conditional: 117, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172624, independent: 170781, independent conditional: 18332, independent unconditional: 152449, dependent: 1843, dependent conditional: 290, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 172624, independent: 170781, independent conditional: 56, independent unconditional: 170725, dependent: 1843, dependent conditional: 54, dependent unconditional: 1789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 172624, independent: 170781, independent conditional: 56, independent unconditional: 170725, dependent: 1843, dependent conditional: 54, dependent unconditional: 1789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 139113, independent: 137506, independent conditional: 56, independent unconditional: 137450, dependent: 1607, dependent conditional: 54, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 139113, independent: 136372, independent conditional: 0, independent unconditional: 136372, dependent: 2741, dependent conditional: 0, dependent unconditional: 2741, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2741, independent: 1134, independent conditional: 56, independent unconditional: 1078, dependent: 1607, dependent conditional: 54, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2741, independent: 1134, independent conditional: 56, independent unconditional: 1078, dependent: 1607, dependent conditional: 54, dependent unconditional: 1553, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14758, independent: 5025, independent conditional: 380, independent unconditional: 4644, dependent: 9734, dependent conditional: 289, dependent unconditional: 9445, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 172624, independent: 33275, independent conditional: 0, independent unconditional: 33275, dependent: 236, dependent conditional: 0, dependent unconditional: 236, unknown: 139113, unknown conditional: 110, unknown unconditional: 139003] , Statistics on independence cache: Total cache size (in pairs): 769737, Positive cache size: 761197, Positive conditional cache size: 56, Positive unconditional cache size: 761141, Negative cache size: 8540, Negative conditional cache size: 54, Negative unconditional cache size: 8486, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18512, Maximal queried relation: 1, Independence queries for same thread: 3558 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 195827, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 5640, dependent conditional: 3905, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192043, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 1856, dependent conditional: 121, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 192043, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 1856, dependent conditional: 121, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192220, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 2033, dependent conditional: 298, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 192220, independent: 190187, independent conditional: 56, independent unconditional: 190131, dependent: 2033, dependent conditional: 55, dependent unconditional: 1978, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 192220, independent: 190187, independent conditional: 56, independent unconditional: 190131, dependent: 2033, dependent conditional: 55, dependent unconditional: 1978, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 156410, independent: 154620, independent conditional: 56, independent unconditional: 154564, dependent: 1790, dependent conditional: 55, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 156410, independent: 153351, independent conditional: 0, independent unconditional: 153351, dependent: 3059, dependent conditional: 0, dependent unconditional: 3059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3059, independent: 1269, independent conditional: 56, independent unconditional: 1213, dependent: 1790, dependent conditional: 55, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3059, independent: 1269, independent conditional: 56, independent unconditional: 1213, dependent: 1790, dependent conditional: 55, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16335, independent: 5680, independent conditional: 345, independent unconditional: 5335, dependent: 10655, dependent conditional: 280, dependent unconditional: 10375, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 192220, independent: 35567, independent conditional: 0, independent unconditional: 35567, dependent: 243, dependent conditional: 0, dependent unconditional: 243, unknown: 156410, unknown conditional: 111, unknown unconditional: 156299] , Statistics on independence cache: Total cache size (in pairs): 926037, Positive cache size: 915761, Positive conditional cache size: 56, Positive unconditional cache size: 915705, Negative cache size: 10276, Negative conditional cache size: 55, Negative unconditional cache size: 10221, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 19544, Maximal queried relation: 1, Independence queries for same thread: 3784, Persistent sets #1 benchmarks: Persistent set computation time: 16.4s, Number of persistent set computation: 1571, Number of trivial persistent sets: 1229, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 172565, independent: 170830, independent conditional: 0, independent unconditional: 170830, dependent: 1735, dependent conditional: 0, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 195827, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 5640, dependent conditional: 3905, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192043, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 1856, dependent conditional: 121, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 192043, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 1856, dependent conditional: 121, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 192220, independent: 190187, independent conditional: 19357, independent unconditional: 170830, dependent: 2033, dependent conditional: 298, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 192220, independent: 190187, independent conditional: 56, independent unconditional: 190131, dependent: 2033, dependent conditional: 55, dependent unconditional: 1978, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 192220, independent: 190187, independent conditional: 56, independent unconditional: 190131, dependent: 2033, dependent conditional: 55, dependent unconditional: 1978, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 156410, independent: 154620, independent conditional: 56, independent unconditional: 154564, dependent: 1790, dependent conditional: 55, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 156410, independent: 153351, independent conditional: 0, independent unconditional: 153351, dependent: 3059, dependent conditional: 0, dependent unconditional: 3059, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3059, independent: 1269, independent conditional: 56, independent unconditional: 1213, dependent: 1790, dependent conditional: 55, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3059, independent: 1269, independent conditional: 56, independent unconditional: 1213, dependent: 1790, dependent conditional: 55, dependent unconditional: 1735, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 16335, independent: 5680, independent conditional: 345, independent unconditional: 5335, dependent: 10655, dependent conditional: 280, dependent unconditional: 10375, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 192220, independent: 35567, independent conditional: 0, independent unconditional: 35567, dependent: 243, dependent conditional: 0, dependent unconditional: 243, unknown: 156410, unknown conditional: 111, unknown unconditional: 156299] , Statistics on independence cache: Total cache size (in pairs): 926037, Positive cache size: 915761, Positive conditional cache size: 56, Positive unconditional cache size: 915705, Negative cache size: 10276, Negative conditional cache size: 55, Negative unconditional cache size: 10221, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 19544, Maximal queried relation: 1, Independence queries for same thread: 3784 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 218557, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 6100, dependent conditional: 4144, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214538, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 2081, dependent conditional: 125, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214538, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 2081, dependent conditional: 125, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214730, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 2273, dependent conditional: 317, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 214730, independent: 212457, independent conditional: 67, independent unconditional: 212390, dependent: 2273, dependent conditional: 56, dependent unconditional: 2217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 214730, independent: 212457, independent conditional: 67, independent unconditional: 212390, dependent: 2273, dependent conditional: 56, dependent unconditional: 2217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 176230, independent: 174218, independent conditional: 67, independent unconditional: 174151, dependent: 2012, dependent conditional: 56, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 176230, independent: 172782, independent conditional: 0, independent unconditional: 172782, dependent: 3448, dependent conditional: 0, dependent unconditional: 3448, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3448, independent: 1436, independent conditional: 67, independent unconditional: 1369, dependent: 2012, dependent conditional: 56, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3448, independent: 1436, independent conditional: 67, independent unconditional: 1369, dependent: 2012, dependent conditional: 56, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 18051, independent: 6004, independent conditional: 376, independent unconditional: 5628, dependent: 12047, dependent conditional: 259, dependent unconditional: 11789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 214730, independent: 38239, independent conditional: 0, independent unconditional: 38239, dependent: 261, dependent conditional: 0, dependent unconditional: 261, unknown: 176230, unknown conditional: 123, unknown unconditional: 176107] , Statistics on independence cache: Total cache size (in pairs): 1102156, Positive cache size: 1089923, Positive conditional cache size: 67, Positive unconditional cache size: 1089856, Negative cache size: 12233, Negative conditional cache size: 56, Negative unconditional cache size: 12177, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20916, Maximal queried relation: 1, Independence queries for same thread: 4019, Persistent sets #1 benchmarks: Persistent set computation time: 18.3s, Number of persistent set computation: 1643, Number of trivial persistent sets: 1288, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 193691, independent: 191735, independent conditional: 0, independent unconditional: 191735, dependent: 1956, dependent conditional: 0, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 218557, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 6100, dependent conditional: 4144, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214538, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 2081, dependent conditional: 125, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214538, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 2081, dependent conditional: 125, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214730, independent: 212457, independent conditional: 20722, independent unconditional: 191735, dependent: 2273, dependent conditional: 317, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 214730, independent: 212457, independent conditional: 67, independent unconditional: 212390, dependent: 2273, dependent conditional: 56, dependent unconditional: 2217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 214730, independent: 212457, independent conditional: 67, independent unconditional: 212390, dependent: 2273, dependent conditional: 56, dependent unconditional: 2217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 176230, independent: 174218, independent conditional: 67, independent unconditional: 174151, dependent: 2012, dependent conditional: 56, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 176230, independent: 172782, independent conditional: 0, independent unconditional: 172782, dependent: 3448, dependent conditional: 0, dependent unconditional: 3448, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3448, independent: 1436, independent conditional: 67, independent unconditional: 1369, dependent: 2012, dependent conditional: 56, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3448, independent: 1436, independent conditional: 67, independent unconditional: 1369, dependent: 2012, dependent conditional: 56, dependent unconditional: 1956, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 18051, independent: 6004, independent conditional: 376, independent unconditional: 5628, dependent: 12047, dependent conditional: 259, dependent unconditional: 11789, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 214730, independent: 38239, independent conditional: 0, independent unconditional: 38239, dependent: 261, dependent conditional: 0, dependent unconditional: 261, unknown: 176230, unknown conditional: 123, unknown unconditional: 176107] , Statistics on independence cache: Total cache size (in pairs): 1102156, Positive cache size: 1089923, Positive conditional cache size: 67, Positive unconditional cache size: 1089856, Negative cache size: 12233, Negative conditional cache size: 56, Negative unconditional cache size: 12177, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 20916, Maximal queried relation: 1, Independence queries for same thread: 4019 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 244144, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 6594, dependent conditional: 4402, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 239883, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 2333, dependent conditional: 141, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 239883, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 2333, dependent conditional: 141, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240103, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 2553, dependent conditional: 361, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 240103, independent: 237550, independent conditional: 79, independent unconditional: 237471, dependent: 2553, dependent conditional: 69, dependent unconditional: 2484, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 240103, independent: 237550, independent conditional: 79, independent unconditional: 237471, dependent: 2553, dependent conditional: 69, dependent unconditional: 2484, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 198268, independent: 196007, independent conditional: 79, independent unconditional: 195928, dependent: 2261, dependent conditional: 69, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 198268, independent: 194416, independent conditional: 0, independent unconditional: 194416, dependent: 3852, dependent conditional: 0, dependent unconditional: 3852, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3852, independent: 1591, independent conditional: 79, independent unconditional: 1512, dependent: 2261, dependent conditional: 69, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3852, independent: 1591, independent conditional: 79, independent unconditional: 1512, dependent: 2261, dependent conditional: 69, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20861, independent: 6823, independent conditional: 474, independent unconditional: 6349, dependent: 14037, dependent conditional: 330, dependent unconditional: 13708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 240103, independent: 41543, independent conditional: 0, independent unconditional: 41543, dependent: 292, dependent conditional: 0, dependent unconditional: 292, unknown: 198268, unknown conditional: 148, unknown unconditional: 198120] , Statistics on independence cache: Total cache size (in pairs): 1300301, Positive cache size: 1285863, Positive conditional cache size: 79, Positive unconditional cache size: 1285784, Negative cache size: 14438, Negative conditional cache size: 69, Negative unconditional cache size: 14369, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22831, Maximal queried relation: 1, Independence queries for same thread: 4261, Persistent sets #1 benchmarks: Persistent set computation time: 21.0s, Number of persistent set computation: 1722, Number of trivial persistent sets: 1354, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 217124, independent: 214932, independent conditional: 0, independent unconditional: 214932, dependent: 2192, dependent conditional: 0, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 244144, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 6594, dependent conditional: 4402, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 239883, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 2333, dependent conditional: 141, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 239883, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 2333, dependent conditional: 141, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 240103, independent: 237550, independent conditional: 22618, independent unconditional: 214932, dependent: 2553, dependent conditional: 361, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 240103, independent: 237550, independent conditional: 79, independent unconditional: 237471, dependent: 2553, dependent conditional: 69, dependent unconditional: 2484, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 240103, independent: 237550, independent conditional: 79, independent unconditional: 237471, dependent: 2553, dependent conditional: 69, dependent unconditional: 2484, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 198268, independent: 196007, independent conditional: 79, independent unconditional: 195928, dependent: 2261, dependent conditional: 69, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 198268, independent: 194416, independent conditional: 0, independent unconditional: 194416, dependent: 3852, dependent conditional: 0, dependent unconditional: 3852, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3852, independent: 1591, independent conditional: 79, independent unconditional: 1512, dependent: 2261, dependent conditional: 69, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3852, independent: 1591, independent conditional: 79, independent unconditional: 1512, dependent: 2261, dependent conditional: 69, dependent unconditional: 2192, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 20861, independent: 6823, independent conditional: 474, independent unconditional: 6349, dependent: 14037, dependent conditional: 330, dependent unconditional: 13708, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 240103, independent: 41543, independent conditional: 0, independent unconditional: 41543, dependent: 292, dependent conditional: 0, dependent unconditional: 292, unknown: 198268, unknown conditional: 148, unknown unconditional: 198120] , Statistics on independence cache: Total cache size (in pairs): 1300301, Positive cache size: 1285863, Positive conditional cache size: 79, Positive unconditional cache size: 1285784, Negative cache size: 14438, Negative conditional cache size: 69, Negative unconditional cache size: 14369, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22831, Maximal queried relation: 1, Independence queries for same thread: 4261 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 267284, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 7039, dependent conditional: 4632, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 262797, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 2552, dependent conditional: 145, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 262797, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 2552, dependent conditional: 145, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 263021, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 2776, dependent conditional: 369, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 263021, independent: 260245, independent conditional: 79, independent unconditional: 260166, dependent: 2776, dependent conditional: 70, dependent unconditional: 2706, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 263021, independent: 260245, independent conditional: 79, independent unconditional: 260166, dependent: 2776, dependent conditional: 70, dependent unconditional: 2706, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218685, independent: 216208, independent conditional: 79, independent unconditional: 216129, dependent: 2477, dependent conditional: 70, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218685, independent: 214459, independent conditional: 0, independent unconditional: 214459, dependent: 4226, dependent conditional: 0, dependent unconditional: 4226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4226, independent: 1749, independent conditional: 79, independent unconditional: 1670, dependent: 2477, dependent conditional: 70, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4226, independent: 1749, independent conditional: 79, independent unconditional: 1670, dependent: 2477, dependent conditional: 70, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22057, independent: 7489, independent conditional: 520, independent unconditional: 6969, dependent: 14568, dependent conditional: 371, dependent unconditional: 14197, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 263021, independent: 44037, independent conditional: 0, independent unconditional: 44037, dependent: 299, dependent conditional: 0, dependent unconditional: 299, unknown: 218685, unknown conditional: 149, unknown unconditional: 218536] , Statistics on independence cache: Total cache size (in pairs): 1518838, Positive cache size: 1501992, Positive conditional cache size: 79, Positive unconditional cache size: 1501913, Negative cache size: 16846, Negative conditional cache size: 70, Negative unconditional cache size: 16776, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 23909, Maximal queried relation: 1, Independence queries for same thread: 4487, Persistent sets #1 benchmarks: Persistent set computation time: 22.3s, Number of persistent set computation: 1785, Number of trivial persistent sets: 1404, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 238963, independent: 236556, independent conditional: 0, independent unconditional: 236556, dependent: 2407, dependent conditional: 0, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 267284, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 7039, dependent conditional: 4632, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 262797, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 2552, dependent conditional: 145, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 262797, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 2552, dependent conditional: 145, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 263021, independent: 260245, independent conditional: 23689, independent unconditional: 236556, dependent: 2776, dependent conditional: 369, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 263021, independent: 260245, independent conditional: 79, independent unconditional: 260166, dependent: 2776, dependent conditional: 70, dependent unconditional: 2706, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 263021, independent: 260245, independent conditional: 79, independent unconditional: 260166, dependent: 2776, dependent conditional: 70, dependent unconditional: 2706, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 218685, independent: 216208, independent conditional: 79, independent unconditional: 216129, dependent: 2477, dependent conditional: 70, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 218685, independent: 214459, independent conditional: 0, independent unconditional: 214459, dependent: 4226, dependent conditional: 0, dependent unconditional: 4226, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4226, independent: 1749, independent conditional: 79, independent unconditional: 1670, dependent: 2477, dependent conditional: 70, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4226, independent: 1749, independent conditional: 79, independent unconditional: 1670, dependent: 2477, dependent conditional: 70, dependent unconditional: 2407, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 22057, independent: 7489, independent conditional: 520, independent unconditional: 6969, dependent: 14568, dependent conditional: 371, dependent unconditional: 14197, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 263021, independent: 44037, independent conditional: 0, independent unconditional: 44037, dependent: 299, dependent conditional: 0, dependent unconditional: 299, unknown: 218685, unknown conditional: 149, unknown unconditional: 218536] , Statistics on independence cache: Total cache size (in pairs): 1518838, Positive cache size: 1501992, Positive conditional cache size: 79, Positive unconditional cache size: 1501913, Negative cache size: 16846, Negative conditional cache size: 70, Negative unconditional cache size: 16776, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 23909, Maximal queried relation: 1, Independence queries for same thread: 4487 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 293360, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 7531, dependent conditional: 4871, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 288638, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 2809, dependent conditional: 149, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 288638, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 2809, dependent conditional: 149, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 288879, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 3050, dependent conditional: 390, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 288879, independent: 285829, independent conditional: 92, independent unconditional: 285737, dependent: 3050, dependent conditional: 71, dependent unconditional: 2979, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 288879, independent: 285829, independent conditional: 92, independent unconditional: 285737, dependent: 3050, dependent conditional: 71, dependent unconditional: 2979, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 241597, independent: 238866, independent conditional: 92, independent unconditional: 238774, dependent: 2731, dependent conditional: 71, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 241597, independent: 236926, independent conditional: 0, independent unconditional: 236926, dependent: 4671, dependent conditional: 0, dependent unconditional: 4671, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4671, independent: 1940, independent conditional: 92, independent unconditional: 1848, dependent: 2731, dependent conditional: 71, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4671, independent: 1940, independent conditional: 92, independent unconditional: 1848, dependent: 2731, dependent conditional: 71, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 27734, independent: 9536, independent conditional: 685, independent unconditional: 8852, dependent: 18198, dependent conditional: 395, dependent unconditional: 17802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 288879, independent: 46963, independent conditional: 0, independent unconditional: 46963, dependent: 319, dependent conditional: 0, dependent unconditional: 319, unknown: 241597, unknown conditional: 163, unknown unconditional: 241434] , Statistics on independence cache: Total cache size (in pairs): 1760286, Positive cache size: 1740779, Positive conditional cache size: 92, Positive unconditional cache size: 1740687, Negative cache size: 19507, Negative conditional cache size: 71, Negative unconditional cache size: 19436, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 25381, Maximal queried relation: 1, Independence queries for same thread: 4722, Persistent sets #1 benchmarks: Persistent set computation time: 27.9s, Number of persistent set computation: 1857, Number of trivial persistent sets: 1463, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 263335, independent: 260675, independent conditional: 0, independent unconditional: 260675, dependent: 2660, dependent conditional: 0, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 293360, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 7531, dependent conditional: 4871, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 288638, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 2809, dependent conditional: 149, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 288638, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 2809, dependent conditional: 149, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 288879, independent: 285829, independent conditional: 25154, independent unconditional: 260675, dependent: 3050, dependent conditional: 390, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 288879, independent: 285829, independent conditional: 92, independent unconditional: 285737, dependent: 3050, dependent conditional: 71, dependent unconditional: 2979, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 288879, independent: 285829, independent conditional: 92, independent unconditional: 285737, dependent: 3050, dependent conditional: 71, dependent unconditional: 2979, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 241597, independent: 238866, independent conditional: 92, independent unconditional: 238774, dependent: 2731, dependent conditional: 71, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 241597, independent: 236926, independent conditional: 0, independent unconditional: 236926, dependent: 4671, dependent conditional: 0, dependent unconditional: 4671, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4671, independent: 1940, independent conditional: 92, independent unconditional: 1848, dependent: 2731, dependent conditional: 71, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4671, independent: 1940, independent conditional: 92, independent unconditional: 1848, dependent: 2731, dependent conditional: 71, dependent unconditional: 2660, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 27734, independent: 9536, independent conditional: 685, independent unconditional: 8852, dependent: 18198, dependent conditional: 395, dependent unconditional: 17802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 288879, independent: 46963, independent conditional: 0, independent unconditional: 46963, dependent: 319, dependent conditional: 0, dependent unconditional: 319, unknown: 241597, unknown conditional: 163, unknown unconditional: 241434] , Statistics on independence cache: Total cache size (in pairs): 1760286, Positive cache size: 1740779, Positive conditional cache size: 92, Positive unconditional cache size: 1740687, Negative cache size: 19507, Negative conditional cache size: 71, Negative unconditional cache size: 19436, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 25381, Maximal queried relation: 1, Independence queries for same thread: 4722 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 322551, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 8060, dependent conditional: 5131, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 317587, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 3096, dependent conditional: 167, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 317587, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 3096, dependent conditional: 167, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 317860, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 3369, dependent conditional: 440, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 317860, independent: 314491, independent conditional: 106, independent unconditional: 314385, dependent: 3369, dependent conditional: 86, dependent unconditional: 3283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 317860, independent: 314491, independent conditional: 106, independent unconditional: 314385, dependent: 3369, dependent conditional: 86, dependent unconditional: 3283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 266870, independent: 263855, independent conditional: 106, independent unconditional: 263749, dependent: 3015, dependent conditional: 86, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 266870, independent: 261736, independent conditional: 0, independent unconditional: 261736, dependent: 5134, dependent conditional: 0, dependent unconditional: 5134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5134, independent: 2119, independent conditional: 106, independent unconditional: 2013, dependent: 3015, dependent conditional: 86, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5134, independent: 2119, independent conditional: 106, independent unconditional: 2013, dependent: 3015, dependent conditional: 86, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29929, independent: 10115, independent conditional: 689, independent unconditional: 9426, dependent: 19814, dependent conditional: 445, dependent unconditional: 19369, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 317860, independent: 50636, independent conditional: 0, independent unconditional: 50636, dependent: 354, dependent conditional: 0, dependent unconditional: 354, unknown: 266870, unknown conditional: 192, unknown unconditional: 266678] , Statistics on independence cache: Total cache size (in pairs): 2026993, Positive cache size: 2004542, Positive conditional cache size: 106, Positive unconditional cache size: 2004436, Negative cache size: 22451, Negative conditional cache size: 86, Negative unconditional cache size: 22365, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27534, Maximal queried relation: 1, Independence queries for same thread: 4964, Persistent sets #1 benchmarks: Persistent set computation time: 30.2s, Number of persistent set computation: 1936, Number of trivial persistent sets: 1529, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 290134, independent: 287205, independent conditional: 0, independent unconditional: 287205, dependent: 2929, dependent conditional: 0, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 322551, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 8060, dependent conditional: 5131, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 317587, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 3096, dependent conditional: 167, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 317587, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 3096, dependent conditional: 167, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 317860, independent: 314491, independent conditional: 27286, independent unconditional: 287205, dependent: 3369, dependent conditional: 440, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 317860, independent: 314491, independent conditional: 106, independent unconditional: 314385, dependent: 3369, dependent conditional: 86, dependent unconditional: 3283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 317860, independent: 314491, independent conditional: 106, independent unconditional: 314385, dependent: 3369, dependent conditional: 86, dependent unconditional: 3283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 266870, independent: 263855, independent conditional: 106, independent unconditional: 263749, dependent: 3015, dependent conditional: 86, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 266870, independent: 261736, independent conditional: 0, independent unconditional: 261736, dependent: 5134, dependent conditional: 0, dependent unconditional: 5134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5134, independent: 2119, independent conditional: 106, independent unconditional: 2013, dependent: 3015, dependent conditional: 86, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5134, independent: 2119, independent conditional: 106, independent unconditional: 2013, dependent: 3015, dependent conditional: 86, dependent unconditional: 2929, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 29929, independent: 10115, independent conditional: 689, independent unconditional: 9426, dependent: 19814, dependent conditional: 445, dependent unconditional: 19369, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 317860, independent: 50636, independent conditional: 0, independent unconditional: 50636, dependent: 354, dependent conditional: 0, dependent unconditional: 354, unknown: 266870, unknown conditional: 192, unknown unconditional: 266678] , Statistics on independence cache: Total cache size (in pairs): 2026993, Positive cache size: 2004542, Positive conditional cache size: 106, Positive unconditional cache size: 2004436, Negative cache size: 22451, Negative conditional cache size: 86, Negative unconditional cache size: 22365, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27534, Maximal queried relation: 1, Independence queries for same thread: 4964 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 348994, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 8537, dependent conditional: 5361, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 343804, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 3347, dependent conditional: 171, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 343804, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 3347, dependent conditional: 171, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 344081, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 3624, dependent conditional: 448, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 344081, independent: 340457, independent conditional: 106, independent unconditional: 340351, dependent: 3624, dependent conditional: 87, dependent unconditional: 3537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 344081, independent: 340457, independent conditional: 106, independent unconditional: 340351, dependent: 3624, dependent conditional: 87, dependent unconditional: 3537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 290387, independent: 287124, independent conditional: 106, independent unconditional: 287018, dependent: 3263, dependent conditional: 87, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 290387, independent: 284825, independent conditional: 0, independent unconditional: 284825, dependent: 5562, dependent conditional: 0, dependent unconditional: 5562, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5562, independent: 2299, independent conditional: 106, independent unconditional: 2193, dependent: 3263, dependent conditional: 87, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5562, independent: 2299, independent conditional: 106, independent unconditional: 2193, dependent: 3263, dependent conditional: 87, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30911, independent: 10399, independent conditional: 648, independent unconditional: 9751, dependent: 20512, dependent conditional: 435, dependent unconditional: 20078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 344081, independent: 53333, independent conditional: 0, independent unconditional: 53333, dependent: 361, dependent conditional: 0, dependent unconditional: 361, unknown: 290387, unknown conditional: 193, unknown unconditional: 290194] , Statistics on independence cache: Total cache size (in pairs): 2317188, Positive cache size: 2291560, Positive conditional cache size: 106, Positive unconditional cache size: 2291454, Negative cache size: 25628, Negative conditional cache size: 87, Negative unconditional cache size: 25541, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 28658, Maximal queried relation: 1, Independence queries for same thread: 5190, Persistent sets #1 benchmarks: Persistent set computation time: 31.3s, Number of persistent set computation: 1999, Number of trivial persistent sets: 1579, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 315230, independent: 312054, independent conditional: 0, independent unconditional: 312054, dependent: 3176, dependent conditional: 0, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 348994, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 8537, dependent conditional: 5361, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 343804, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 3347, dependent conditional: 171, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 343804, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 3347, dependent conditional: 171, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 344081, independent: 340457, independent conditional: 28403, independent unconditional: 312054, dependent: 3624, dependent conditional: 448, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 344081, independent: 340457, independent conditional: 106, independent unconditional: 340351, dependent: 3624, dependent conditional: 87, dependent unconditional: 3537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 344081, independent: 340457, independent conditional: 106, independent unconditional: 340351, dependent: 3624, dependent conditional: 87, dependent unconditional: 3537, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 290387, independent: 287124, independent conditional: 106, independent unconditional: 287018, dependent: 3263, dependent conditional: 87, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 290387, independent: 284825, independent conditional: 0, independent unconditional: 284825, dependent: 5562, dependent conditional: 0, dependent unconditional: 5562, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 5562, independent: 2299, independent conditional: 106, independent unconditional: 2193, dependent: 3263, dependent conditional: 87, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 5562, independent: 2299, independent conditional: 106, independent unconditional: 2193, dependent: 3263, dependent conditional: 87, dependent unconditional: 3176, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 30911, independent: 10399, independent conditional: 648, independent unconditional: 9751, dependent: 20512, dependent conditional: 435, dependent unconditional: 20078, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 344081, independent: 53333, independent conditional: 0, independent unconditional: 53333, dependent: 361, dependent conditional: 0, dependent unconditional: 361, unknown: 290387, unknown conditional: 193, unknown unconditional: 290194] , Statistics on independence cache: Total cache size (in pairs): 2317188, Positive cache size: 2291560, Positive conditional cache size: 106, Positive unconditional cache size: 2291454, Negative cache size: 25628, Negative conditional cache size: 87, Negative unconditional cache size: 25541, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 28658, Maximal queried relation: 1, Independence queries for same thread: 5190 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 378460, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 9064, dependent conditional: 5600, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 373035, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 3639, dependent conditional: 175, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 373035, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 3639, dependent conditional: 175, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 373331, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 3935, dependent conditional: 471, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 373331, independent: 369396, independent conditional: 121, independent unconditional: 369275, dependent: 3935, dependent conditional: 88, dependent unconditional: 3847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 373331, independent: 369396, independent conditional: 121, independent unconditional: 369275, dependent: 3935, dependent conditional: 88, dependent unconditional: 3847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 316434, independent: 312882, independent conditional: 121, independent unconditional: 312761, dependent: 3552, dependent conditional: 88, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 316434, independent: 310365, independent conditional: 0, independent unconditional: 310365, dependent: 6069, dependent conditional: 0, dependent unconditional: 6069, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6069, independent: 2517, independent conditional: 121, independent unconditional: 2396, dependent: 3552, dependent conditional: 88, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6069, independent: 2517, independent conditional: 121, independent unconditional: 2396, dependent: 3552, dependent conditional: 88, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34826, independent: 12019, independent conditional: 809, independent unconditional: 11210, dependent: 22807, dependent conditional: 460, dependent unconditional: 22347, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 373331, independent: 56514, independent conditional: 0, independent unconditional: 56514, dependent: 383, dependent conditional: 0, dependent unconditional: 383, unknown: 316434, unknown conditional: 209, unknown unconditional: 316225] , Statistics on independence cache: Total cache size (in pairs): 2633429, Positive cache size: 2604336, Positive conditional cache size: 121, Positive unconditional cache size: 2604215, Negative cache size: 29093, Negative conditional cache size: 88, Negative unconditional cache size: 29005, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 30230, Maximal queried relation: 1, Independence queries for same thread: 5425, Persistent sets #1 benchmarks: Persistent set computation time: 35.4s, Number of persistent set computation: 2071, Number of trivial persistent sets: 1638, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 342892, independent: 339428, independent conditional: 0, independent unconditional: 339428, dependent: 3464, dependent conditional: 0, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 378460, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 9064, dependent conditional: 5600, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 373035, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 3639, dependent conditional: 175, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 373035, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 3639, dependent conditional: 175, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 373331, independent: 369396, independent conditional: 29968, independent unconditional: 339428, dependent: 3935, dependent conditional: 471, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 373331, independent: 369396, independent conditional: 121, independent unconditional: 369275, dependent: 3935, dependent conditional: 88, dependent unconditional: 3847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 373331, independent: 369396, independent conditional: 121, independent unconditional: 369275, dependent: 3935, dependent conditional: 88, dependent unconditional: 3847, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 316434, independent: 312882, independent conditional: 121, independent unconditional: 312761, dependent: 3552, dependent conditional: 88, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 316434, independent: 310365, independent conditional: 0, independent unconditional: 310365, dependent: 6069, dependent conditional: 0, dependent unconditional: 6069, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6069, independent: 2517, independent conditional: 121, independent unconditional: 2396, dependent: 3552, dependent conditional: 88, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6069, independent: 2517, independent conditional: 121, independent unconditional: 2396, dependent: 3552, dependent conditional: 88, dependent unconditional: 3464, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 34826, independent: 12019, independent conditional: 809, independent unconditional: 11210, dependent: 22807, dependent conditional: 460, dependent unconditional: 22347, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 373331, independent: 56514, independent conditional: 0, independent unconditional: 56514, dependent: 383, dependent conditional: 0, dependent unconditional: 383, unknown: 316434, unknown conditional: 209, unknown unconditional: 316225] , Statistics on independence cache: Total cache size (in pairs): 2633429, Positive cache size: 2604336, Positive conditional cache size: 121, Positive unconditional cache size: 2604215, Negative cache size: 29093, Negative conditional cache size: 88, Negative unconditional cache size: 29005, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 30230, Maximal queried relation: 1, Independence queries for same thread: 5425 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 411207, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 9629, dependent conditional: 5862, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 405540, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 3962, dependent conditional: 195, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 405540, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 3962, dependent conditional: 195, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 405872, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 4294, dependent conditional: 527, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 405872, independent: 401578, independent conditional: 137, independent unconditional: 401441, dependent: 4294, dependent conditional: 105, dependent unconditional: 4189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 405872, independent: 401578, independent conditional: 137, independent unconditional: 401441, dependent: 4294, dependent conditional: 105, dependent unconditional: 4189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 344835, independent: 340963, independent conditional: 137, independent unconditional: 340826, dependent: 3872, dependent conditional: 105, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 344835, independent: 338243, independent conditional: 0, independent unconditional: 338243, dependent: 6592, dependent conditional: 0, dependent unconditional: 6592, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6592, independent: 2720, independent conditional: 137, independent unconditional: 2583, dependent: 3872, dependent conditional: 105, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6592, independent: 2720, independent conditional: 137, independent unconditional: 2583, dependent: 3872, dependent conditional: 105, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 36957, independent: 12669, independent conditional: 940, independent unconditional: 11729, dependent: 24289, dependent conditional: 540, dependent unconditional: 23749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 405872, independent: 60615, independent conditional: 0, independent unconditional: 60615, dependent: 422, dependent conditional: 0, dependent unconditional: 422, unknown: 344835, unknown conditional: 242, unknown unconditional: 344593] , Statistics on independence cache: Total cache size (in pairs): 2978055, Positive cache size: 2945178, Positive conditional cache size: 137, Positive unconditional cache size: 2945041, Negative cache size: 32877, Negative conditional cache size: 105, Negative unconditional cache size: 32772, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 32637, Maximal queried relation: 1, Independence queries for same thread: 5667, Persistent sets #1 benchmarks: Persistent set computation time: 37.6s, Number of persistent set computation: 2150, Number of trivial persistent sets: 1704, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 372993, independent: 369226, independent conditional: 0, independent unconditional: 369226, dependent: 3767, dependent conditional: 0, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 411207, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 9629, dependent conditional: 5862, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 405540, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 3962, dependent conditional: 195, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 405540, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 3962, dependent conditional: 195, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 405872, independent: 401578, independent conditional: 32352, independent unconditional: 369226, dependent: 4294, dependent conditional: 527, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 405872, independent: 401578, independent conditional: 137, independent unconditional: 401441, dependent: 4294, dependent conditional: 105, dependent unconditional: 4189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 405872, independent: 401578, independent conditional: 137, independent unconditional: 401441, dependent: 4294, dependent conditional: 105, dependent unconditional: 4189, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 344835, independent: 340963, independent conditional: 137, independent unconditional: 340826, dependent: 3872, dependent conditional: 105, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 344835, independent: 338243, independent conditional: 0, independent unconditional: 338243, dependent: 6592, dependent conditional: 0, dependent unconditional: 6592, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6592, independent: 2720, independent conditional: 137, independent unconditional: 2583, dependent: 3872, dependent conditional: 105, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6592, independent: 2720, independent conditional: 137, independent unconditional: 2583, dependent: 3872, dependent conditional: 105, dependent unconditional: 3767, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 36957, independent: 12669, independent conditional: 940, independent unconditional: 11729, dependent: 24289, dependent conditional: 540, dependent unconditional: 23749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 405872, independent: 60615, independent conditional: 0, independent unconditional: 60615, dependent: 422, dependent conditional: 0, dependent unconditional: 422, unknown: 344835, unknown conditional: 242, unknown unconditional: 344593] , Statistics on independence cache: Total cache size (in pairs): 2978055, Positive cache size: 2945178, Positive conditional cache size: 137, Positive unconditional cache size: 2945041, Negative cache size: 32877, Negative conditional cache size: 105, Negative unconditional cache size: 32772, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 32637, Maximal queried relation: 1, Independence queries for same thread: 5667 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 440953, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 10138, dependent conditional: 6092, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 435060, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 4245, dependent conditional: 199, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 435060, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 4245, dependent conditional: 199, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 435396, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 4581, dependent conditional: 535, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 435396, independent: 430815, independent conditional: 137, independent unconditional: 430678, dependent: 4581, dependent conditional: 106, dependent unconditional: 4475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 435396, independent: 430815, independent conditional: 137, independent unconditional: 430678, dependent: 4581, dependent conditional: 106, dependent unconditional: 4475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 371452, independent: 367300, independent conditional: 137, independent unconditional: 367163, dependent: 4152, dependent conditional: 106, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 371452, independent: 364378, independent conditional: 0, independent unconditional: 364378, dependent: 7074, dependent conditional: 0, dependent unconditional: 7074, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7074, independent: 2922, independent conditional: 137, independent unconditional: 2785, dependent: 4152, dependent conditional: 106, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7074, independent: 2922, independent conditional: 137, independent unconditional: 2785, dependent: 4152, dependent conditional: 106, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39665, independent: 13320, independent conditional: 903, independent unconditional: 12417, dependent: 26344, dependent conditional: 563, dependent unconditional: 25781, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 435396, independent: 63515, independent conditional: 0, independent unconditional: 63515, dependent: 429, dependent conditional: 0, dependent unconditional: 429, unknown: 371452, unknown conditional: 243, unknown unconditional: 371209] , Statistics on independence cache: Total cache size (in pairs): 3349265, Positive cache size: 3312341, Positive conditional cache size: 137, Positive unconditional cache size: 3312204, Negative cache size: 36924, Negative conditional cache size: 106, Negative unconditional cache size: 36818, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 33807, Maximal queried relation: 1, Independence queries for same thread: 5893, Persistent sets #1 benchmarks: Persistent set computation time: 40.2s, Number of persistent set computation: 2213, Number of trivial persistent sets: 1754, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 401346, independent: 397300, independent conditional: 0, independent unconditional: 397300, dependent: 4046, dependent conditional: 0, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 440953, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 10138, dependent conditional: 6092, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 435060, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 4245, dependent conditional: 199, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 435060, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 4245, dependent conditional: 199, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 435396, independent: 430815, independent conditional: 33515, independent unconditional: 397300, dependent: 4581, dependent conditional: 535, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 435396, independent: 430815, independent conditional: 137, independent unconditional: 430678, dependent: 4581, dependent conditional: 106, dependent unconditional: 4475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 435396, independent: 430815, independent conditional: 137, independent unconditional: 430678, dependent: 4581, dependent conditional: 106, dependent unconditional: 4475, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 371452, independent: 367300, independent conditional: 137, independent unconditional: 367163, dependent: 4152, dependent conditional: 106, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 371452, independent: 364378, independent conditional: 0, independent unconditional: 364378, dependent: 7074, dependent conditional: 0, dependent unconditional: 7074, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7074, independent: 2922, independent conditional: 137, independent unconditional: 2785, dependent: 4152, dependent conditional: 106, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7074, independent: 2922, independent conditional: 137, independent unconditional: 2785, dependent: 4152, dependent conditional: 106, dependent unconditional: 4046, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 39665, independent: 13320, independent conditional: 903, independent unconditional: 12417, dependent: 26344, dependent conditional: 563, dependent unconditional: 25781, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 435396, independent: 63515, independent conditional: 0, independent unconditional: 63515, dependent: 429, dependent conditional: 0, dependent unconditional: 429, unknown: 371452, unknown conditional: 243, unknown unconditional: 371209] , Statistics on independence cache: Total cache size (in pairs): 3349265, Positive cache size: 3312341, Positive conditional cache size: 137, Positive unconditional cache size: 3312204, Negative cache size: 36924, Negative conditional cache size: 106, Negative unconditional cache size: 36818, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 33807, Maximal queried relation: 1, Independence queries for same thread: 5893 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 473800, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 10699, dependent conditional: 6331, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 467672, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 4571, dependent conditional: 203, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 467672, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 4571, dependent conditional: 203, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 468029, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 4928, dependent conditional: 560, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 468029, independent: 463101, independent conditional: 154, independent unconditional: 462947, dependent: 4928, dependent conditional: 107, dependent unconditional: 4821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 468029, independent: 463101, independent conditional: 154, independent unconditional: 462947, dependent: 4928, dependent conditional: 107, dependent unconditional: 4821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 400625, independent: 396150, independent conditional: 154, independent unconditional: 395996, dependent: 4475, dependent conditional: 107, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 400625, independent: 392984, independent conditional: 0, independent unconditional: 392984, dependent: 7641, dependent conditional: 0, dependent unconditional: 7641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7641, independent: 3166, independent conditional: 154, independent unconditional: 3012, dependent: 4475, dependent conditional: 107, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7641, independent: 3166, independent conditional: 154, independent unconditional: 3012, dependent: 4475, dependent conditional: 107, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 40181, independent: 13597, independent conditional: 910, independent unconditional: 12687, dependent: 26585, dependent conditional: 509, dependent unconditional: 26076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 468029, independent: 66951, independent conditional: 0, independent unconditional: 66951, dependent: 453, dependent conditional: 0, dependent unconditional: 453, unknown: 400625, unknown conditional: 261, unknown unconditional: 400364] , Statistics on independence cache: Total cache size (in pairs): 3749647, Positive cache size: 3708354, Positive conditional cache size: 154, Positive unconditional cache size: 3708200, Negative cache size: 41293, Negative conditional cache size: 107, Negative unconditional cache size: 41186, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 35479, Maximal queried relation: 1, Independence queries for same thread: 6128, Persistent sets #1 benchmarks: Persistent set computation time: 41.0s, Number of persistent set computation: 2285, Number of trivial persistent sets: 1813, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 432289, independent: 427921, independent conditional: 0, independent unconditional: 427921, dependent: 4368, dependent conditional: 0, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 473800, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 10699, dependent conditional: 6331, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 467672, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 4571, dependent conditional: 203, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 467672, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 4571, dependent conditional: 203, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 468029, independent: 463101, independent conditional: 35180, independent unconditional: 427921, dependent: 4928, dependent conditional: 560, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 468029, independent: 463101, independent conditional: 154, independent unconditional: 462947, dependent: 4928, dependent conditional: 107, dependent unconditional: 4821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 468029, independent: 463101, independent conditional: 154, independent unconditional: 462947, dependent: 4928, dependent conditional: 107, dependent unconditional: 4821, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 400625, independent: 396150, independent conditional: 154, independent unconditional: 395996, dependent: 4475, dependent conditional: 107, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 400625, independent: 392984, independent conditional: 0, independent unconditional: 392984, dependent: 7641, dependent conditional: 0, dependent unconditional: 7641, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7641, independent: 3166, independent conditional: 154, independent unconditional: 3012, dependent: 4475, dependent conditional: 107, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7641, independent: 3166, independent conditional: 154, independent unconditional: 3012, dependent: 4475, dependent conditional: 107, dependent unconditional: 4368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 40181, independent: 13597, independent conditional: 910, independent unconditional: 12687, dependent: 26585, dependent conditional: 509, dependent unconditional: 26076, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 468029, independent: 66951, independent conditional: 0, independent unconditional: 66951, dependent: 453, dependent conditional: 0, dependent unconditional: 453, unknown: 400625, unknown conditional: 261, unknown unconditional: 400364] , Statistics on independence cache: Total cache size (in pairs): 3749647, Positive cache size: 3708354, Positive conditional cache size: 154, Positive unconditional cache size: 3708200, Negative cache size: 41293, Negative conditional cache size: 107, Negative unconditional cache size: 41186, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 35479, Maximal queried relation: 1, Independence queries for same thread: 6128 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 510101, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 11300, dependent conditional: 6595, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 503731, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 4930, dependent conditional: 225, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 503731, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 4930, dependent conditional: 225, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 504128, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 5327, dependent conditional: 622, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 504128, independent: 498801, independent conditional: 172, independent unconditional: 498629, dependent: 5327, dependent conditional: 126, dependent unconditional: 5201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 504128, independent: 498801, independent conditional: 172, independent unconditional: 498629, dependent: 5327, dependent conditional: 126, dependent unconditional: 5201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 432154, independent: 427323, independent conditional: 172, independent unconditional: 427151, dependent: 4831, dependent conditional: 126, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 432154, independent: 423930, independent conditional: 0, independent unconditional: 423930, dependent: 8224, dependent conditional: 0, dependent unconditional: 8224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8224, independent: 3393, independent conditional: 172, independent unconditional: 3221, dependent: 4831, dependent conditional: 126, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8224, independent: 3393, independent conditional: 172, independent unconditional: 3221, dependent: 4831, dependent conditional: 126, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 45227, independent: 15382, independent conditional: 1066, independent unconditional: 14316, dependent: 29845, dependent conditional: 647, dependent unconditional: 29198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 504128, independent: 71478, independent conditional: 0, independent unconditional: 71478, dependent: 496, dependent conditional: 0, dependent unconditional: 496, unknown: 432154, unknown conditional: 298, unknown unconditional: 431856] , Statistics on independence cache: Total cache size (in pairs): 4181540, Positive cache size: 4135523, Positive conditional cache size: 172, Positive unconditional cache size: 4135351, Negative cache size: 46017, Negative conditional cache size: 126, Negative unconditional cache size: 45891, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 38156, Maximal queried relation: 1, Independence queries for same thread: 6370, Persistent sets #1 benchmarks: Persistent set computation time: 46.0s, Number of persistent set computation: 2364, Number of trivial persistent sets: 1879, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 465674, independent: 460969, independent conditional: 0, independent unconditional: 460969, dependent: 4705, dependent conditional: 0, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 510101, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 11300, dependent conditional: 6595, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 503731, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 4930, dependent conditional: 225, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 503731, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 4930, dependent conditional: 225, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 504128, independent: 498801, independent conditional: 37832, independent unconditional: 460969, dependent: 5327, dependent conditional: 622, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 504128, independent: 498801, independent conditional: 172, independent unconditional: 498629, dependent: 5327, dependent conditional: 126, dependent unconditional: 5201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 504128, independent: 498801, independent conditional: 172, independent unconditional: 498629, dependent: 5327, dependent conditional: 126, dependent unconditional: 5201, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 432154, independent: 427323, independent conditional: 172, independent unconditional: 427151, dependent: 4831, dependent conditional: 126, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 432154, independent: 423930, independent conditional: 0, independent unconditional: 423930, dependent: 8224, dependent conditional: 0, dependent unconditional: 8224, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8224, independent: 3393, independent conditional: 172, independent unconditional: 3221, dependent: 4831, dependent conditional: 126, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8224, independent: 3393, independent conditional: 172, independent unconditional: 3221, dependent: 4831, dependent conditional: 126, dependent unconditional: 4705, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 45227, independent: 15382, independent conditional: 1066, independent unconditional: 14316, dependent: 29845, dependent conditional: 647, dependent unconditional: 29198, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 504128, independent: 71478, independent conditional: 0, independent unconditional: 71478, dependent: 496, dependent conditional: 0, dependent unconditional: 496, unknown: 432154, unknown conditional: 298, unknown unconditional: 431856] , Statistics on independence cache: Total cache size (in pairs): 4181540, Positive cache size: 4135523, Positive conditional cache size: 172, Positive unconditional cache size: 4135351, Negative cache size: 46017, Negative conditional cache size: 126, Negative unconditional cache size: 45891, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 38156, Maximal queried relation: 1, Independence queries for same thread: 6370 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543150, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 11841, dependent conditional: 6825, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536554, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 5245, dependent conditional: 229, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 536554, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 5245, dependent conditional: 229, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536955, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 5646, dependent conditional: 630, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 536955, independent: 531309, independent conditional: 172, independent unconditional: 531137, dependent: 5646, dependent conditional: 127, dependent unconditional: 5519, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 536955, independent: 531309, independent conditional: 172, independent unconditional: 531137, dependent: 5646, dependent conditional: 127, dependent unconditional: 5519, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 461871, independent: 456728, independent conditional: 172, independent unconditional: 456556, dependent: 5143, dependent conditional: 127, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 461871, independent: 453111, independent conditional: 0, independent unconditional: 453111, dependent: 8760, dependent conditional: 0, dependent unconditional: 8760, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8760, independent: 3617, independent conditional: 172, independent unconditional: 3445, dependent: 5143, dependent conditional: 127, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8760, independent: 3617, independent conditional: 172, independent unconditional: 3445, dependent: 5143, dependent conditional: 127, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 47833, independent: 16557, independent conditional: 1126, independent unconditional: 15431, dependent: 31276, dependent conditional: 646, dependent unconditional: 30629, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 536955, independent: 74581, independent conditional: 0, independent unconditional: 74581, dependent: 503, dependent conditional: 0, dependent unconditional: 503, unknown: 461871, unknown conditional: 299, unknown unconditional: 461572] , Statistics on independence cache: Total cache size (in pairs): 4643113, Positive cache size: 4592079, Positive conditional cache size: 172, Positive unconditional cache size: 4591907, Negative cache size: 51034, Negative conditional cache size: 127, Negative unconditional cache size: 50907, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39372, Maximal queried relation: 1, Independence queries for same thread: 6596, Persistent sets #1 benchmarks: Persistent set computation time: 48.8s, Number of persistent set computation: 2427, Number of trivial persistent sets: 1929, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 497284, independent: 492268, independent conditional: 0, independent unconditional: 492268, dependent: 5016, dependent conditional: 0, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 543150, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 11841, dependent conditional: 6825, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536554, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 5245, dependent conditional: 229, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 536554, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 5245, dependent conditional: 229, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 536955, independent: 531309, independent conditional: 39041, independent unconditional: 492268, dependent: 5646, dependent conditional: 630, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 536955, independent: 531309, independent conditional: 172, independent unconditional: 531137, dependent: 5646, dependent conditional: 127, dependent unconditional: 5519, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 536955, independent: 531309, independent conditional: 172, independent unconditional: 531137, dependent: 5646, dependent conditional: 127, dependent unconditional: 5519, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 461871, independent: 456728, independent conditional: 172, independent unconditional: 456556, dependent: 5143, dependent conditional: 127, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 461871, independent: 453111, independent conditional: 0, independent unconditional: 453111, dependent: 8760, dependent conditional: 0, dependent unconditional: 8760, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 8760, independent: 3617, independent conditional: 172, independent unconditional: 3445, dependent: 5143, dependent conditional: 127, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8760, independent: 3617, independent conditional: 172, independent unconditional: 3445, dependent: 5143, dependent conditional: 127, dependent unconditional: 5016, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 47833, independent: 16557, independent conditional: 1126, independent unconditional: 15431, dependent: 31276, dependent conditional: 646, dependent unconditional: 30629, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 536955, independent: 74581, independent conditional: 0, independent unconditional: 74581, dependent: 503, dependent conditional: 0, dependent unconditional: 503, unknown: 461871, unknown conditional: 299, unknown unconditional: 461572] , Statistics on independence cache: Total cache size (in pairs): 4643113, Positive cache size: 4592079, Positive conditional cache size: 172, Positive unconditional cache size: 4591907, Negative cache size: 51034, Negative conditional cache size: 127, Negative unconditional cache size: 50907, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 39372, Maximal queried relation: 1, Independence queries for same thread: 6596 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 579378, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 12436, dependent conditional: 7064, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 572547, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 5605, dependent conditional: 233, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 572547, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 5605, dependent conditional: 233, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 572971, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 6029, dependent conditional: 657, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 572971, independent: 566942, independent conditional: 191, independent unconditional: 566751, dependent: 6029, dependent conditional: 128, dependent unconditional: 5901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 572971, independent: 566942, independent conditional: 191, independent unconditional: 566751, dependent: 6029, dependent conditional: 128, dependent unconditional: 5901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 494170, independent: 488670, independent conditional: 191, independent unconditional: 488479, dependent: 5500, dependent conditional: 128, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 494170, independent: 484783, independent conditional: 0, independent unconditional: 484783, dependent: 9387, dependent conditional: 0, dependent unconditional: 9387, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9387, independent: 3887, independent conditional: 191, independent unconditional: 3696, dependent: 5500, dependent conditional: 128, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9387, independent: 3887, independent conditional: 191, independent unconditional: 3696, dependent: 5500, dependent conditional: 128, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53677, independent: 17913, independent conditional: 1179, independent unconditional: 16734, dependent: 35763, dependent conditional: 670, dependent unconditional: 35094, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 572971, independent: 78272, independent conditional: 0, independent unconditional: 78272, dependent: 529, dependent conditional: 0, dependent unconditional: 529, unknown: 494170, unknown conditional: 319, unknown unconditional: 493851] , Statistics on independence cache: Total cache size (in pairs): 5136984, Positive cache size: 5080577, Positive conditional cache size: 191, Positive unconditional cache size: 5080386, Negative cache size: 56407, Negative conditional cache size: 128, Negative unconditional cache size: 56279, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 41144, Maximal queried relation: 1, Independence queries for same thread: 6831, Persistent sets #1 benchmarks: Persistent set computation time: 54.6s, Number of persistent set computation: 2499, Number of trivial persistent sets: 1988, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 531508, independent: 526136, independent conditional: 0, independent unconditional: 526136, dependent: 5372, dependent conditional: 0, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 579378, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 12436, dependent conditional: 7064, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 572547, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 5605, dependent conditional: 233, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 572547, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 5605, dependent conditional: 233, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 572971, independent: 566942, independent conditional: 40806, independent unconditional: 526136, dependent: 6029, dependent conditional: 657, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 572971, independent: 566942, independent conditional: 191, independent unconditional: 566751, dependent: 6029, dependent conditional: 128, dependent unconditional: 5901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 572971, independent: 566942, independent conditional: 191, independent unconditional: 566751, dependent: 6029, dependent conditional: 128, dependent unconditional: 5901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 494170, independent: 488670, independent conditional: 191, independent unconditional: 488479, dependent: 5500, dependent conditional: 128, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 494170, independent: 484783, independent conditional: 0, independent unconditional: 484783, dependent: 9387, dependent conditional: 0, dependent unconditional: 9387, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 9387, independent: 3887, independent conditional: 191, independent unconditional: 3696, dependent: 5500, dependent conditional: 128, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 9387, independent: 3887, independent conditional: 191, independent unconditional: 3696, dependent: 5500, dependent conditional: 128, dependent unconditional: 5372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 53677, independent: 17913, independent conditional: 1179, independent unconditional: 16734, dependent: 35763, dependent conditional: 670, dependent unconditional: 35094, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 572971, independent: 78272, independent conditional: 0, independent unconditional: 78272, dependent: 529, dependent conditional: 0, dependent unconditional: 529, unknown: 494170, unknown conditional: 319, unknown unconditional: 493851] , Statistics on independence cache: Total cache size (in pairs): 5136984, Positive cache size: 5080577, Positive conditional cache size: 191, Positive unconditional cache size: 5080386, Negative cache size: 56407, Negative conditional cache size: 128, Negative unconditional cache size: 56279, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 41144, Maximal queried relation: 1, Independence queries for same thread: 6831 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 619249, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 13073, dependent conditional: 7330, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612176, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 6000, dependent conditional: 257, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 612176, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 6000, dependent conditional: 257, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612644, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 6468, dependent conditional: 725, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 612644, independent: 606176, independent conditional: 211, independent unconditional: 605965, dependent: 6468, dependent conditional: 149, dependent unconditional: 6319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 612644, independent: 606176, independent conditional: 211, independent unconditional: 605965, dependent: 6468, dependent conditional: 149, dependent unconditional: 6319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 528827, independent: 522935, independent conditional: 211, independent unconditional: 522724, dependent: 5892, dependent conditional: 149, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 528827, independent: 518797, independent conditional: 0, independent unconditional: 518797, dependent: 10030, dependent conditional: 0, dependent unconditional: 10030, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10030, independent: 4138, independent conditional: 211, independent unconditional: 3927, dependent: 5892, dependent conditional: 149, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10030, independent: 4138, independent conditional: 211, independent unconditional: 3927, dependent: 5892, dependent conditional: 149, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 56032, independent: 19066, independent conditional: 1423, independent unconditional: 17643, dependent: 36967, dependent conditional: 786, dependent unconditional: 36180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 612644, independent: 83241, independent conditional: 0, independent unconditional: 83241, dependent: 576, dependent conditional: 0, dependent unconditional: 576, unknown: 528827, unknown conditional: 360, unknown unconditional: 528467] , Statistics on independence cache: Total cache size (in pairs): 5665492, Positive cache size: 5603321, Positive conditional cache size: 211, Positive unconditional cache size: 5603110, Negative cache size: 62171, Negative conditional cache size: 149, Negative unconditional cache size: 62022, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44107, Maximal queried relation: 1, Independence queries for same thread: 7073, Persistent sets #1 benchmarks: Persistent set computation time: 57.1s, Number of persistent set computation: 2578, Number of trivial persistent sets: 2054, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 568177, independent: 562434, independent conditional: 0, independent unconditional: 562434, dependent: 5743, dependent conditional: 0, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 619249, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 13073, dependent conditional: 7330, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612176, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 6000, dependent conditional: 257, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 612176, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 6000, dependent conditional: 257, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612644, independent: 606176, independent conditional: 43742, independent unconditional: 562434, dependent: 6468, dependent conditional: 725, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 612644, independent: 606176, independent conditional: 211, independent unconditional: 605965, dependent: 6468, dependent conditional: 149, dependent unconditional: 6319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 612644, independent: 606176, independent conditional: 211, independent unconditional: 605965, dependent: 6468, dependent conditional: 149, dependent unconditional: 6319, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 528827, independent: 522935, independent conditional: 211, independent unconditional: 522724, dependent: 5892, dependent conditional: 149, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 528827, independent: 518797, independent conditional: 0, independent unconditional: 518797, dependent: 10030, dependent conditional: 0, dependent unconditional: 10030, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10030, independent: 4138, independent conditional: 211, independent unconditional: 3927, dependent: 5892, dependent conditional: 149, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10030, independent: 4138, independent conditional: 211, independent unconditional: 3927, dependent: 5892, dependent conditional: 149, dependent unconditional: 5743, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 56032, independent: 19066, independent conditional: 1423, independent unconditional: 17643, dependent: 36967, dependent conditional: 786, dependent unconditional: 36180, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 612644, independent: 83241, independent conditional: 0, independent unconditional: 83241, dependent: 576, dependent conditional: 0, dependent unconditional: 576, unknown: 528827, unknown conditional: 360, unknown unconditional: 528467] , Statistics on independence cache: Total cache size (in pairs): 5665492, Positive cache size: 5603321, Positive conditional cache size: 211, Positive unconditional cache size: 5603110, Negative cache size: 62171, Negative conditional cache size: 149, Negative unconditional cache size: 62022, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 44107, Maximal queried relation: 1, Independence queries for same thread: 7073 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 655601, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 13646, dependent conditional: 7560, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 648302, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 6347, dependent conditional: 261, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 648302, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 6347, dependent conditional: 261, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 648774, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 6819, dependent conditional: 733, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 648774, independent: 641955, independent conditional: 211, independent unconditional: 641744, dependent: 6819, dependent conditional: 150, dependent unconditional: 6669, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 648774, independent: 641955, independent conditional: 211, independent unconditional: 641744, dependent: 6819, dependent conditional: 150, dependent unconditional: 6669, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 561644, independent: 555408, independent conditional: 211, independent unconditional: 555197, dependent: 6236, dependent conditional: 150, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 561644, independent: 551024, independent conditional: 0, independent unconditional: 551024, dependent: 10620, dependent conditional: 0, dependent unconditional: 10620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10620, independent: 4384, independent conditional: 211, independent unconditional: 4173, dependent: 6236, dependent conditional: 150, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10620, independent: 4384, independent conditional: 211, independent unconditional: 4173, dependent: 6236, dependent conditional: 150, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60574, independent: 20678, independent conditional: 1509, independent unconditional: 19170, dependent: 39896, dependent conditional: 808, dependent unconditional: 39088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 648774, independent: 86547, independent conditional: 0, independent unconditional: 86547, dependent: 583, dependent conditional: 0, dependent unconditional: 583, unknown: 561644, unknown conditional: 361, unknown unconditional: 561283] , Statistics on independence cache: Total cache size (in pairs): 6226776, Positive cache size: 6158518, Positive conditional cache size: 211, Positive unconditional cache size: 6158307, Negative cache size: 68258, Negative conditional cache size: 150, Negative unconditional cache size: 68108, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45369, Maximal queried relation: 1, Independence queries for same thread: 7299, Persistent sets #1 benchmarks: Persistent set computation time: 61.9s, Number of persistent set computation: 2641, Number of trivial persistent sets: 2104, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 603044, independent: 596958, independent conditional: 0, independent unconditional: 596958, dependent: 6086, dependent conditional: 0, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 655601, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 13646, dependent conditional: 7560, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 648302, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 6347, dependent conditional: 261, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 648302, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 6347, dependent conditional: 261, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 648774, independent: 641955, independent conditional: 44997, independent unconditional: 596958, dependent: 6819, dependent conditional: 733, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 648774, independent: 641955, independent conditional: 211, independent unconditional: 641744, dependent: 6819, dependent conditional: 150, dependent unconditional: 6669, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 648774, independent: 641955, independent conditional: 211, independent unconditional: 641744, dependent: 6819, dependent conditional: 150, dependent unconditional: 6669, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 561644, independent: 555408, independent conditional: 211, independent unconditional: 555197, dependent: 6236, dependent conditional: 150, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 561644, independent: 551024, independent conditional: 0, independent unconditional: 551024, dependent: 10620, dependent conditional: 0, dependent unconditional: 10620, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 10620, independent: 4384, independent conditional: 211, independent unconditional: 4173, dependent: 6236, dependent conditional: 150, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 10620, independent: 4384, independent conditional: 211, independent unconditional: 4173, dependent: 6236, dependent conditional: 150, dependent unconditional: 6086, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 60574, independent: 20678, independent conditional: 1509, independent unconditional: 19170, dependent: 39896, dependent conditional: 808, dependent unconditional: 39088, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 648774, independent: 86547, independent conditional: 0, independent unconditional: 86547, dependent: 583, dependent conditional: 0, dependent unconditional: 583, unknown: 561644, unknown conditional: 361, unknown unconditional: 561283] , Statistics on independence cache: Total cache size (in pairs): 6226776, Positive cache size: 6158518, Positive conditional cache size: 211, Positive unconditional cache size: 6158307, Negative cache size: 68258, Negative conditional cache size: 150, Negative unconditional cache size: 68108, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 45369, Maximal queried relation: 1, Independence queries for same thread: 7299 - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 87503, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 507, dependent conditional: 135, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 0, independent unconditional: 86996, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 0, independent unconditional: 86996, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 85399, independent: 85027, independent conditional: 0, independent unconditional: 85027, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 85400, independent: 84598, independent conditional: 0, independent unconditional: 84598, dependent: 802, dependent conditional: 0, dependent unconditional: 802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 801, independent: 429, independent conditional: 0, independent unconditional: 429, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 801, independent: 429, independent conditional: 0, independent unconditional: 429, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3616, independent: 1734, independent conditional: 0, independent unconditional: 1734, dependent: 1882, dependent conditional: 0, dependent unconditional: 1882, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 87368, independent: 1969, independent conditional: 0, independent unconditional: 1969, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 85399, unknown conditional: 0, unknown unconditional: 85399] , Statistics on independence cache: Total cache size (in pairs): 6311814, Positive cache size: 6243334, Positive conditional cache size: 0, Positive unconditional cache size: 6243334, Negative cache size: 68480, Negative conditional cache size: 0, Negative unconditional cache size: 68480, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 163, Maximal queried relation: 0, Independence queries for same thread: 135, Persistent sets #1 benchmarks: Persistent set computation time: 3.8s, Number of persistent set computation: 137, Number of trivial persistent sets: 119, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87205, independent: 86833, independent conditional: 0, independent unconditional: 86833, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 87503, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 507, dependent conditional: 135, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 163, independent unconditional: 86833, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 0, independent unconditional: 86996, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 87368, independent: 86996, independent conditional: 0, independent unconditional: 86996, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 85399, independent: 85027, independent conditional: 0, independent unconditional: 85027, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 85400, independent: 84598, independent conditional: 0, independent unconditional: 84598, dependent: 802, dependent conditional: 0, dependent unconditional: 802, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 801, independent: 429, independent conditional: 0, independent unconditional: 429, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 801, independent: 429, independent conditional: 0, independent unconditional: 429, dependent: 372, dependent conditional: 0, dependent unconditional: 372, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 3616, independent: 1734, independent conditional: 0, independent unconditional: 1734, dependent: 1882, dependent conditional: 0, dependent unconditional: 1882, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Symbolic Condition Computations: 0, Protected Queries: 0 ], Cache Queries: [ total: 87368, independent: 1969, independent conditional: 0, independent unconditional: 1969, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 85399, unknown conditional: 0, unknown unconditional: 85399] , Statistics on independence cache: Total cache size (in pairs): 6311814, Positive cache size: 6243334, Positive conditional cache size: 0, Positive unconditional cache size: 6243334, Negative cache size: 68480, Negative conditional cache size: 0, Negative unconditional cache size: 68480, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 163, Maximal queried relation: 0, Independence queries for same thread: 135 - TimeoutResultAtElement [Line: 691]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 0ms.. - TimeoutResultAtElement [Line: 707]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 7 for 0ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 131 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.1s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 55 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 2 thread instances CFG has 4 procedures, 161 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.7s, 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: 10, 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, 290 NumberOfCodeBlocks, 290 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 216 ConstructedInterpolants, 0 QuantifiedInterpolants, 635 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 3 thread instances CFG has 5 procedures, 191 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.4s, 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: 10, 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, 0.3s InterpolantComputationTime, 396 NumberOfCodeBlocks, 396 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 296 ConstructedInterpolants, 0 QuantifiedInterpolants, 715 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 4 thread instances CFG has 6 procedures, 221 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.1s, 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: 10, 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, 481 NumberOfCodeBlocks, 481 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 371 ConstructedInterpolants, 0 QuantifiedInterpolants, 790 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 5 thread instances CFG has 7 procedures, 251 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.7s, 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: 10, 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, 0.3s InterpolantComputationTime, 590 NumberOfCodeBlocks, 590 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 461 ConstructedInterpolants, 0 QuantifiedInterpolants, 880 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 6 thread instances CFG has 8 procedures, 281 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.8s, 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: 10, 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, 0.3s InterpolantComputationTime, 706 NumberOfCodeBlocks, 706 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 551 ConstructedInterpolants, 0 QuantifiedInterpolants, 970 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 7 thread instances CFG has 9 procedures, 311 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 4.4s, 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: 10, 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, 0.3s InterpolantComputationTime, 806 NumberOfCodeBlocks, 806 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 641 ConstructedInterpolants, 0 QuantifiedInterpolants, 1060 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 8 thread instances CFG has 10 procedures, 341 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 5.6s, 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: 10, 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, 0.3s InterpolantComputationTime, 915 NumberOfCodeBlocks, 915 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 731 ConstructedInterpolants, 0 QuantifiedInterpolants, 1150 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 9 thread instances CFG has 11 procedures, 371 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 7.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.9s, 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: 10, 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, 1031 NumberOfCodeBlocks, 1031 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 821 ConstructedInterpolants, 0 QuantifiedInterpolants, 1240 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 10 thread instances CFG has 12 procedures, 401 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 8.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 7.8s, 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: 10, 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, 0.3s InterpolantComputationTime, 1130 NumberOfCodeBlocks, 1130 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 910 ConstructedInterpolants, 0 QuantifiedInterpolants, 1329 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 11 thread instances CFG has 13 procedures, 431 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 9.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 9.1s, 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: 10, 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, 0.3s InterpolantComputationTime, 1229 NumberOfCodeBlocks, 1229 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 990 ConstructedInterpolants, 0 QuantifiedInterpolants, 1409 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 12 thread instances CFG has 14 procedures, 461 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 11.7s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 11.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 0.3s InterpolantComputationTime, 1331 NumberOfCodeBlocks, 1331 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1066 ConstructedInterpolants, 0 QuantifiedInterpolants, 1485 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 13 thread instances CFG has 15 procedures, 491 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 12.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 11.3s, 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: 10, 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, 0.5s InterpolantComputationTime, 1442 NumberOfCodeBlocks, 1442 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1167 ConstructedInterpolants, 0 QuantifiedInterpolants, 1586 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 14 thread instances CFG has 16 procedures, 521 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 15.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 15.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 1576 NumberOfCodeBlocks, 1576 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1282 ConstructedInterpolants, 0 QuantifiedInterpolants, 1701 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 15 thread instances CFG has 17 procedures, 551 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 17.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 16.4s, 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: 10, 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, 0.5s InterpolantComputationTime, 1707 NumberOfCodeBlocks, 1707 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1387 ConstructedInterpolants, 0 QuantifiedInterpolants, 1806 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 16 thread instances CFG has 18 procedures, 581 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 19.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 18.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 0.5s InterpolantComputationTime, 1807 NumberOfCodeBlocks, 1807 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1477 ConstructedInterpolants, 0 QuantifiedInterpolants, 1896 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 17 thread instances CFG has 19 procedures, 611 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 20.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 20.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, 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, 0.5s InterpolantComputationTime, 1916 NumberOfCodeBlocks, 1916 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1567 ConstructedInterpolants, 0 QuantifiedInterpolants, 1986 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 18 thread instances CFG has 20 procedures, 641 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 24.4s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 23.4s, 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: 10, 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, 0.7s InterpolantComputationTime, 2032 NumberOfCodeBlocks, 2032 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1657 ConstructedInterpolants, 0 QuantifiedInterpolants, 2076 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 19 thread instances CFG has 21 procedures, 671 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 25.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 24.6s, 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: 10, 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, 0.8s InterpolantComputationTime, 2132 NumberOfCodeBlocks, 2132 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1747 ConstructedInterpolants, 0 QuantifiedInterpolants, 2166 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 20 thread instances CFG has 22 procedures, 701 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 32.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 30.8s, 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: 10, 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, 0.9s InterpolantComputationTime, 2241 NumberOfCodeBlocks, 2241 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1837 ConstructedInterpolants, 0 QuantifiedInterpolants, 2256 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 21 thread instances CFG has 23 procedures, 731 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 34.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 32.9s, 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: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 2357 NumberOfCodeBlocks, 2357 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 1927 ConstructedInterpolants, 0 QuantifiedInterpolants, 2346 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 22 thread instances CFG has 24 procedures, 761 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 36.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 34.8s, 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: 10, 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, 0.9s InterpolantComputationTime, 2457 NumberOfCodeBlocks, 2457 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2017 ConstructedInterpolants, 0 QuantifiedInterpolants, 2436 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 23 thread instances CFG has 25 procedures, 791 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 39.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 38.5s, 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: 10, 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, 0.9s InterpolantComputationTime, 2566 NumberOfCodeBlocks, 2566 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2107 ConstructedInterpolants, 0 QuantifiedInterpolants, 2526 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 24 thread instances CFG has 26 procedures, 821 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 42.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 41.3s, 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: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 2682 NumberOfCodeBlocks, 2682 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2197 ConstructedInterpolants, 0 QuantifiedInterpolants, 2616 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 25 thread instances CFG has 27 procedures, 851 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 45.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 44.1s, 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: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 2782 NumberOfCodeBlocks, 2782 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2287 ConstructedInterpolants, 0 QuantifiedInterpolants, 2706 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 26 thread instances CFG has 28 procedures, 881 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 46.3s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 44.8s, 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: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 2891 NumberOfCodeBlocks, 2891 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2377 ConstructedInterpolants, 0 QuantifiedInterpolants, 2796 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 27 thread instances CFG has 29 procedures, 911 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 52.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 51.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 3007 NumberOfCodeBlocks, 3007 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2467 ConstructedInterpolants, 0 QuantifiedInterpolants, 2886 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 28 thread instances CFG has 30 procedures, 941 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 55.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 54.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 3107 NumberOfCodeBlocks, 3107 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2557 ConstructedInterpolants, 0 QuantifiedInterpolants, 2976 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 29 thread instances CFG has 31 procedures, 971 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 61.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 59.1s, 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: 10, 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, 0.3s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 3216 NumberOfCodeBlocks, 3216 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2647 ConstructedInterpolants, 0 QuantifiedInterpolants, 3066 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 30 thread instances CFG has 32 procedures, 1001 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 66.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 64.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 3332 NumberOfCodeBlocks, 3332 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2737 ConstructedInterpolants, 0 QuantifiedInterpolants, 3156 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 31 thread instances CFG has 33 procedures, 1031 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 71.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 69.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 3432 NumberOfCodeBlocks, 3432 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 2827 ConstructedInterpolants, 0 QuantifiedInterpolants, 3246 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 32 thread instances CFG has 34 procedures, 1061 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 4.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 4.1s, 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: 0, 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: 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown