/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-ext/04_incdec_cas.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 10:45:58,422 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-04 10:45:58,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 10:45:58,461 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 10:45:58,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 10:45:58,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 10:45:58,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 10:45:58,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 10:45:58,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 10:45:58,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 10:45:58,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 10:45:58,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 10:45:58,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 10:45:58,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 10:45:58,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-04 10:45:58,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 10:45:58,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 10:45:58,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 10:45:58,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 10:45:58,510 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 10:45:58,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 10:45:58,510 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 10:45:58,510 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 10:45:58,510 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 10:45:58,511 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 10:45:58,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 10:45:58,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 10:45:58,511 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 10:45:58,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 10:45:58,511 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 10:45:58,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 10:45:58,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 10:45:58,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 10:45:58,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 10:45:58,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 10:45:58,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 10:45:58,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 10:45:58,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 10:45:58,518 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 10:45:58,519 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 10:45:58,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-04 10:45:58,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 10:45:58,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 10:45:58,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 10:45:58,771 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 10:45:58,771 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 10:45:58,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/04_incdec_cas.i [2023-05-04 10:45:58,844 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc1c278cc/df441156f00d4396baf4f3fe17ed4679/FLAG9d4b0e8e6 [2023-05-04 10:45:59,259 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 10:45:59,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/04_incdec_cas.i [2023-05-04 10:45:59,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc1c278cc/df441156f00d4396baf4f3fe17ed4679/FLAG9d4b0e8e6 [2023-05-04 10:45:59,287 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc1c278cc/df441156f00d4396baf4f3fe17ed4679 [2023-05-04 10:45:59,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 10:45:59,289 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 10:45:59,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 10:45:59,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 10:45:59,292 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 10:45:59,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5106a014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59, skipping insertion in model container [2023-05-04 10:45:59,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 10:45:59,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 10:45:59,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/04_incdec_cas.i[30285,30298] [2023-05-04 10:45:59,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/04_incdec_cas.i[30729,30742] [2023-05-04 10:45:59,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 10:45:59,578 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 10:45:59,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/04_incdec_cas.i[30285,30298] [2023-05-04 10:45:59,614 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/04_incdec_cas.i[30729,30742] [2023-05-04 10:45:59,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 10:45:59,641 INFO L208 MainTranslator]: Completed translation [2023-05-04 10:45:59,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59 WrapperNode [2023-05-04 10:45:59,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 10:45:59,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 10:45:59,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 10:45:59,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 10:45:59,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,676 INFO L138 Inliner]: procedures = 172, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2023-05-04 10:45:59,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 10:45:59,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 10:45:59,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 10:45:59,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 10:45:59,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,698 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,699 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,700 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 10:45:59,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 10:45:59,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 10:45:59,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 10:45:59,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (1/1) ... [2023-05-04 10:45:59,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 10:45:59,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:45:59,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-05-04 10:45:59,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-05-04 10:45:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 10:45:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 10:45:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 10:45:59,766 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 10:45:59,872 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 10:45:59,873 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 10:46:00,063 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 10:46:00,296 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 10:46:00,296 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-04 10:46:00,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 10:46:00 BoogieIcfgContainer [2023-05-04 10:46:00,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 10:46:00,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 10:46:00,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 10:46:00,312 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 10:46:00,312 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 10:45:59" (1/3) ... [2023-05-04 10:46:00,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a0c29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 10:46:00, skipping insertion in model container [2023-05-04 10:46:00,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 10:45:59" (2/3) ... [2023-05-04 10:46:00,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a0c29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 10:46:00, skipping insertion in model container [2023-05-04 10:46:00,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 10:46:00" (3/3) ... [2023-05-04 10:46:00,314 INFO L112 eAbstractionObserver]: Analyzing ICFG 04_incdec_cas.i [2023-05-04 10:46:00,319 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 10:46:00,326 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 10:46:00,327 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-05-04 10:46:00,327 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 10:46:00,427 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-04 10:46:00,513 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 10:46:00,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 10:46:00,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:46:00,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 10:46:00,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-05-04 10:46:00,559 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 10:46:00,578 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2023-05-04 10:46:00,593 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@fa0db46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 10:46:00,593 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-05-04 10:46:00,850 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 10:46:00,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:46:00,854 INFO L85 PathProgramCache]: Analyzing trace with hash 836751063, now seen corresponding path program 1 times [2023-05-04 10:46:00,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:46:00,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272725300] [2023-05-04 10:46:00,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:46:00,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:46:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:46:02,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:02,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:46:02,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272725300] [2023-05-04 10:46:02,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272725300] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:46:02,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 10:46:02,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-05-04 10:46:02,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168228127] [2023-05-04 10:46:02,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:46:02,178 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-04 10:46:02,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:46:02,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-04 10:46:02,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-05-04 10:46:02,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:02,197 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:46:02,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.166666666666667) internal successors, (50), 13 states have internal predecessors, (50), 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) [2023-05-04 10:46:02,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:02,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:46:02,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 10:46:02,440 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 10:46:02,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:46:02,440 INFO L85 PathProgramCache]: Analyzing trace with hash -2016086959, now seen corresponding path program 2 times [2023-05-04 10:46:02,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:46:02,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414074264] [2023-05-04 10:46:02,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:46:02,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:46:02,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:46:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:03,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:46:03,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414074264] [2023-05-04 10:46:03,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414074264] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:46:03,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057105895] [2023-05-04 10:46:03,115 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 10:46:03,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:46:03,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:46:03,130 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:46:03,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 10:46:03,236 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 10:46:03,236 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 10:46:03,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 72 conjunts are in the unsatisfiable core [2023-05-04 10:46:03,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:46:03,659 INFO L356 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2023-05-04 10:46:03,659 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2023-05-04 10:46:03,784 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2023-05-04 10:46:04,019 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-05-04 10:46:04,020 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2023-05-04 10:46:04,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:04,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:04,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:04,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:04,458 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-05-04 10:46:04,458 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 208 [2023-05-04 10:46:04,472 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:46:04,485 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2023-05-04 10:46:04,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:04,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:04,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:04,823 INFO L356 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-05-04 10:46:04,824 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 132 treesize of output 112 [2023-05-04 10:46:04,834 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:04,841 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:04,846 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 3 [2023-05-04 10:46:04,860 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 10:46:04,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 33 [2023-05-04 10:46:04,868 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2023-05-04 10:46:06,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:06,169 INFO L356 Elim1Store]: treesize reduction 78, result has 40.0 percent of original size [2023-05-04 10:46:06,169 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 31245 treesize of output 31201 [2023-05-04 10:46:06,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31208 treesize of output 30184 [2023-05-04 10:46:06,682 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30184 treesize of output 30173 [2023-05-04 10:46:06,860 INFO L356 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2023-05-04 10:46:06,861 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30165 treesize of output 30173 [2023-05-04 10:46:07,007 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30148 treesize of output 30147 [2023-05-04 10:46:08,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-05-04 10:46:08,838 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-05-04 10:46:08,890 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 94 [2023-05-04 10:46:09,038 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-05-04 10:46:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:09,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 10:46:09,174 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_83 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_83))) (or (< (mod |c_thr1Thread1of1ForFork0_inc_~inc__v~0#1| 4294967296) (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296)) (not (= (mod (select (select .cse0 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0))))) is different from false [2023-05-04 10:46:09,260 WARN L833 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_83 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_83))) (or (< (mod |c_thr1Thread1of1ForFork0_inc_~inc__v~0#1| 4294967296) (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296)) (not (= (mod (select (select .cse0 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0))))) (= (mod (select (select |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296) 0)) is different from false [2023-05-04 10:46:09,312 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_73 (Array Int Int)) (v_ArrVal_83 (Array Int Int)) (v_ArrVal_75 (Array Int Int)) (v_ArrVal_76 (Array Int Int)) (v_ArrVal_81 (Array Int Int)) (|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| Int)) (let ((.cse0 (store (store (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| v_ArrVal_76) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| v_ArrVal_81) |c_~#value~0.base|) |c_~#value~0.offset| |c_thr1Thread1of1ForFork0_inc_~inc__vn~0#1|)) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| v_ArrVal_73) |c_~#value~0.base| v_ArrVal_75) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_83))) (or (not (= (mod (select (select .cse0 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| |c_~#inc_flag~0.base|) (< (mod |c_thr1Thread1of1ForFork0_inc_~inc__v~0#1| 4294967296) (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296))))) is different from false [2023-05-04 10:46:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2023-05-04 10:46:17,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057105895] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 10:46:17,684 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 10:46:17,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17, 15] total 43 [2023-05-04 10:46:17,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366671692] [2023-05-04 10:46:17,685 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 10:46:17,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-05-04 10:46:17,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:46:17,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-05-04 10:46:17,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=1358, Unknown=39, NotChecked=240, Total=1892 [2023-05-04 10:46:17,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:17,687 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:46:17,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 43 states have (on average 3.3255813953488373) internal successors, (143), 44 states have internal predecessors, (143), 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) [2023-05-04 10:46:17,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:46:17,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:18,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:46:18,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-05-04 10:46:18,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-04 10:46:18,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-05-04 10:46:18,822 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 10:46:18,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:46:18,822 INFO L85 PathProgramCache]: Analyzing trace with hash -4183285, now seen corresponding path program 1 times [2023-05-04 10:46:18,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:46:18,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691379471] [2023-05-04 10:46:18,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:46:18,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:46:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:46:19,999 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:19,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:46:19,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691379471] [2023-05-04 10:46:19,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691379471] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:46:19,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [326606102] [2023-05-04 10:46:20,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:46:20,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:46:20,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:46:20,009 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:46:20,011 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 10:46:20,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:46:20,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 68 conjunts are in the unsatisfiable core [2023-05-04 10:46:20,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:46:20,458 INFO L356 Elim1Store]: treesize reduction 117, result has 35.4 percent of original size [2023-05-04 10:46:20,458 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 92 treesize of output 229 [2023-05-04 10:46:20,474 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:46:20,485 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:46:20,495 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:46:20,589 INFO L356 Elim1Store]: treesize reduction 48, result has 26.2 percent of original size [2023-05-04 10:46:20,590 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 10 case distinctions, treesize of input 112 treesize of output 119 [2023-05-04 10:46:20,633 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:20,643 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:20,686 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 10:46:20,688 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 10:46:20,692 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 10:46:20,692 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 10:46:20,694 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 69 [2023-05-04 10:46:20,702 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:20,835 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 10:46:20,836 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 5 [2023-05-04 10:46:20,839 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:20,995 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 10:46:20,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 225 treesize of output 225 [2023-05-04 10:46:21,040 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:21,056 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:21,069 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:21,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-05-04 10:46:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:21,131 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-04 10:46:21,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [326606102] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:46:21,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-04 10:46:21,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [17] total 24 [2023-05-04 10:46:21,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885456887] [2023-05-04 10:46:21,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:46:21,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 10:46:21,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:46:21,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 10:46:21,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2023-05-04 10:46:21,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:21,133 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:46:21,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.0) internal successors, (64), 8 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 10:46:21,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:46:21,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-05-04 10:46:21,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:21,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:46:21,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 10:46:21,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 10:46:21,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-04 10:46:21,513 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:46:21,514 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 10:46:21,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:46:21,515 INFO L85 PathProgramCache]: Analyzing trace with hash -2121146211, now seen corresponding path program 3 times [2023-05-04 10:46:21,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:46:21,515 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268707932] [2023-05-04 10:46:21,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:46:21,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:46:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:46:22,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:22,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:46:22,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268707932] [2023-05-04 10:46:22,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268707932] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:46:22,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1119429087] [2023-05-04 10:46:22,114 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 10:46:22,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:46:22,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:46:22,126 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:46:22,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 10:46:22,205 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-05-04 10:46:22,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 10:46:22,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 74 conjunts are in the unsatisfiable core [2023-05-04 10:46:22,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:46:22,566 INFO L356 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2023-05-04 10:46:22,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2023-05-04 10:46:22,714 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2023-05-04 10:46:23,017 INFO L356 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2023-05-04 10:46:23,017 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 25 [2023-05-04 10:46:23,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,506 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-05-04 10:46:23,506 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 213 [2023-05-04 10:46:23,526 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2023-05-04 10:46:23,540 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:46:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,808 INFO L356 Elim1Store]: treesize reduction 25, result has 24.2 percent of original size [2023-05-04 10:46:23,809 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 82 treesize of output 81 [2023-05-04 10:46:23,823 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:23,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:23,888 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 49 [2023-05-04 10:46:23,893 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:46:23,907 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2023-05-04 10:46:24,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:46:24,369 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 126 [2023-05-04 10:46:24,398 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 3 [2023-05-04 10:46:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:24,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 10:46:25,085 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (mod |c_thr1Thread1of1ForFork0_inc_~inc__v~0#1| 4294967296))) (and (forall ((v_ArrVal_238 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 0)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (= 0 (mod (select (select .cse0 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296)) (not (= (mod (select (select .cse0 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (< .cse1 (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296))))) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_238 (Array Int Int)) (v_ArrVal_237 (Array Int Int)) (v_ArrVal_230 (Array Int Int)) (v_ArrVal_233 (Array Int Int)) (v_ArrVal_236 (Array Int Int))) (let ((.cse2 (store (store (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_236) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_237) |c_~#value~0.base|) |c_~#value~0.offset| |c_thr1Thread1of1ForFork0_inc_~inc__vn~0#1|)) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_230) |c_~#value~0.base| v_ArrVal_233) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (not (= (mod (select (select .cse2 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (= (mod (select (select .cse2 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296) 0) (< .cse1 (mod (select (select .cse2 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296))))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| |c_~#inc_flag~0.base|))))) is different from false [2023-05-04 10:46:25,135 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (mod |c_thr1Thread1of1ForFork0_inc_~inc__v~0#1| 4294967296))) (and (forall ((v_ArrVal_238 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 0)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (= 0 (mod (select (select .cse0 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296)) (not (= (mod (select (select .cse0 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (< .cse1 (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296))))) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_238 (Array Int Int)) (v_ArrVal_237 (Array Int Int)) (v_ArrVal_230 (Array Int Int)) (v_ArrVal_233 (Array Int Int)) (v_ArrVal_236 (Array Int Int))) (let ((.cse2 (store (store (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_236) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_237) |c_~#value~0.base|) |c_~#value~0.offset| (+ |c_thr1Thread1of1ForFork0_inc_~inc__v~0#1| 1))) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_230) |c_~#value~0.base| v_ArrVal_233) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (< .cse1 (mod (select (select .cse2 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296)) (= 0 (mod (select (select .cse2 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296)) (not (= (mod (select (select .cse2 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0))))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| |c_~#inc_flag~0.base|))))) is different from false [2023-05-04 10:46:25,251 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (mod |c_thr1Thread1of1ForFork0_inc_#t~mem8#1| 4294967296))) (and (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_238 (Array Int Int)) (v_ArrVal_237 (Array Int Int)) (v_ArrVal_230 (Array Int Int)) (v_ArrVal_233 (Array Int Int)) (v_ArrVal_236 (Array Int Int))) (let ((.cse1 (store (store (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_236) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_237) |c_~#value~0.base|) |c_~#value~0.offset| (+ |c_thr1Thread1of1ForFork0_inc_#t~mem8#1| 1))) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_230) |c_~#value~0.base| v_ArrVal_233) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (< .cse0 (mod (select (select .cse1 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296)) (not (= (mod (select (select .cse1 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (= (mod (select (select .cse1 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296) 0)))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| |c_~#inc_flag~0.base|))) (forall ((v_ArrVal_238 (Array Int Int))) (let ((.cse2 (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 0)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (= 0 (mod (select (select .cse2 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296)) (not (= (mod (select (select .cse2 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (< .cse0 (mod (select (select .cse2 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296))))))) is different from false [2023-05-04 10:46:25,307 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (select (select |c_#memory_int| |c_~#value~0.base|) |c_~#value~0.offset|))) (let ((.cse1 (mod .cse3 4294967296))) (and (forall ((v_ArrVal_238 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select |c_#memory_int| |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 0)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (= 0 (mod (select (select .cse0 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296)) (not (= (mod (select (select .cse0 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (< .cse1 (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296))))) (forall ((|v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_238 (Array Int Int)) (v_ArrVal_237 (Array Int Int)) (v_ArrVal_230 (Array Int Int)) (v_ArrVal_233 (Array Int Int)) (v_ArrVal_236 (Array Int Int))) (let ((.cse2 (store (store (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_236) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_237) |c_~#value~0.base|) |c_~#value~0.offset| (+ 1 .cse3))) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_230) |c_~#value~0.base| v_ArrVal_233) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_238))) (or (< .cse1 (mod (select (select .cse2 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296)) (not (= (mod (select (select .cse2 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0)) (= (mod (select (select .cse2 |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of1ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296) 0)))) (< |v_thr1Thread1of1ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| |c_~#inc_flag~0.base|)))))) is different from false [2023-05-04 10:46:51,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:46:51,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1119429087] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 10:46:51,322 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 10:46:51,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17, 15] total 43 [2023-05-04 10:46:51,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720008465] [2023-05-04 10:46:51,323 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 10:46:51,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-05-04 10:46:51,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:46:51,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-05-04 10:46:51,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=238, Invalid=1311, Unknown=27, NotChecked=316, Total=1892 [2023-05-04 10:46:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:51,324 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:46:51,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 43 states have (on average 3.3255813953488373) internal successors, (143), 44 states have internal predecessors, (143), 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) [2023-05-04 10:46:51,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:46:51,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 10:46:51,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 10:46:51,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:46:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:46:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 10:46:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 10:46:58,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 10:46:58,228 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-05-04 10:46:58,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:46:58,419 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err0ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 10:46:58,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:46:58,420 INFO L85 PathProgramCache]: Analyzing trace with hash 305158155, now seen corresponding path program 2 times [2023-05-04 10:46:58,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:46:58,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338367592] [2023-05-04 10:46:58,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:46:58,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:46:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:00,107 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:00,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:00,107 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338367592] [2023-05-04 10:47:00,107 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338367592] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:47:00,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784539921] [2023-05-04 10:47:00,108 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 10:47:00,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:47:00,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:47:00,126 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:47:00,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 10:47:00,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 10:47:00,250 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 10:47:00,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 77 conjunts are in the unsatisfiable core [2023-05-04 10:47:00,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:47:00,559 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-05-04 10:47:00,559 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-05-04 10:47:01,484 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-05-04 10:47:01,938 INFO L356 Elim1Store]: treesize reduction 117, result has 35.4 percent of original size [2023-05-04 10:47:01,938 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 92 treesize of output 229 [2023-05-04 10:47:01,955 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:47:01,973 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:47:01,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:47:02,492 INFO L356 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-05-04 10:47:02,493 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 26 [2023-05-04 10:47:02,517 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:47:02,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:02,541 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 30 [2023-05-04 10:47:02,547 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:47:02,552 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:47:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:03,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-04 10:47:03,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784539921] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:47:03,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-04 10:47:03,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [16] total 26 [2023-05-04 10:47:03,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402287585] [2023-05-04 10:47:03,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:47:03,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-05-04 10:47:03,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:03,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-05-04 10:47:03,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=547, Unknown=4, NotChecked=0, Total=650 [2023-05-04 10:47:03,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:03,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:03,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 10:47:03,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:47:03,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 10:47:03,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 10:47:03,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 10:47:03,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:04,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:47:04,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 10:47:04,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 10:47:04,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 10:47:04,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 10:47:04,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 10:47:04,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:47:04,983 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err1ASSERT_VIOLATIONERROR_FUNCTION === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-05-04 10:47:04,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:04,984 INFO L85 PathProgramCache]: Analyzing trace with hash 968064218, now seen corresponding path program 1 times [2023-05-04 10:47:04,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:04,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219590655] [2023-05-04 10:47:04,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:04,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:05,299 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:05,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219590655] [2023-05-04 10:47:05,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219590655] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:47:05,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 10:47:05,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-05-04 10:47:05,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151003971] [2023-05-04 10:47:05,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:47:05,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-04 10:47:05,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:05,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-04 10:47:05,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-05-04 10:47:05,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:05,300 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:05,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 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) [2023-05-04 10:47:05,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:47:05,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 10:47:05,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 10:47:05,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2023-05-04 10:47:05,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 10:47:05,300 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:05,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-05-04 10:47:05,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 10:47:05,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 10:47:05,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 10:47:05,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 10:47:05,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 10:47:05,899 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-05-04 10:47:05,900 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-05-04 10:47:05,900 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-05-04 10:47:05,903 INFO L444 BasicCegarLoop]: Path program histogram: [3, 2, 1] [2023-05-04 10:47:05,904 INFO L307 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE,SAFE (1/2) [2023-05-04 10:47:05,906 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 10:47:05,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 10:47:05,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:47:05,907 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 10:47:05,912 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 10:47:05,912 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 10:47:05,913 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@fa0db46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 10:47:05,913 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-04 10:47:05,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2023-05-04 10:47:05,955 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:05,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:05,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1317869555, now seen corresponding path program 1 times [2023-05-04 10:47:05,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:05,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524775285] [2023-05-04 10:47:05,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:05,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:06,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:06,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:06,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524775285] [2023-05-04 10:47:06,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524775285] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:47:06,481 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 10:47:06,481 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 10:47:06,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085289745] [2023-05-04 10:47:06,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:47:06,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 10:47:06,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:06,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 10:47:06,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-05-04 10:47:06,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:06,483 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:06,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.125) internal successors, (57), 8 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 10:47:06,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:06,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-05-04 10:47:06,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-05-04 10:47:06,809 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:06,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:06,809 INFO L85 PathProgramCache]: Analyzing trace with hash 708620531, now seen corresponding path program 1 times [2023-05-04 10:47:06,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:06,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45971853] [2023-05-04 10:47:06,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:06,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:07,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:07,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45971853] [2023-05-04 10:47:07,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [45971853] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:47:07,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 10:47:07,690 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-05-04 10:47:07,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890305521] [2023-05-04 10:47:07,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:47:07,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-05-04 10:47:07,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:07,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-05-04 10:47:07,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-05-04 10:47:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:07,691 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:07,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.230769230769231) internal successors, (55), 13 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 10:47:07,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2023-05-04 10:47:07,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:08,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:08,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 10:47:08,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-05-04 10:47:08,332 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:08,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:08,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1997522658, now seen corresponding path program 1 times [2023-05-04 10:47:08,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:08,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523157599] [2023-05-04 10:47:08,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:08,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 10:47:08,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-04 10:47:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 10:47:08,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-04 10:47:08,452 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-04 10:47:08,452 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-05-04 10:47:08,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-04 10:47:08,454 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-05-04 10:47:08,455 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2023-05-04 10:47:08,455 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-05-04 10:47:08,455 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-05-04 10:47:08,501 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-05-04 10:47:08,503 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 10:47:08,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 10:47:08,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:47:08,504 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-05-04 10:47:08,517 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 10:47:08,518 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 10:47:08,518 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@fa0db46, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 10:47:08,518 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-05-04 10:47:08,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2023-05-04 10:47:08,594 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:08,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:08,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1359607627, now seen corresponding path program 1 times [2023-05-04 10:47:08,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:08,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431737397] [2023-05-04 10:47:08,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:08,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-04 10:47:08,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:08,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431737397] [2023-05-04 10:47:08,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431737397] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:47:08,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 10:47:08,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-05-04 10:47:08,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847354633] [2023-05-04 10:47:08,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:47:08,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-05-04 10:47:08,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:08,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-05-04 10:47:08,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-05-04 10:47:08,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:08,822 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:08,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.222222222222221) internal successors, (83), 9 states have internal predecessors, (83), 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) [2023-05-04 10:47:08,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:09,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:09,258 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-05-04 10:47:09,258 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:09,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:09,259 INFO L85 PathProgramCache]: Analyzing trace with hash -668196879, now seen corresponding path program 1 times [2023-05-04 10:47:09,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:09,259 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29453326] [2023-05-04 10:47:09,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:10,457 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:10,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:10,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29453326] [2023-05-04 10:47:10,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29453326] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:47:10,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982786854] [2023-05-04 10:47:10,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:10,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:47:10,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:47:10,460 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:47:10,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-04 10:47:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:10,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 64 conjunts are in the unsatisfiable core [2023-05-04 10:47:10,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:47:10,979 INFO L356 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2023-05-04 10:47:10,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2023-05-04 10:47:11,167 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-05-04 10:47:11,474 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-05-04 10:47:11,475 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-05-04 10:47:12,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:12,407 INFO L356 Elim1Store]: treesize reduction 132, result has 27.1 percent of original size [2023-05-04 10:47:12,408 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 4 case distinctions, treesize of input 142 treesize of output 374 [2023-05-04 10:47:12,423 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 40 [2023-05-04 10:47:12,449 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 19 [2023-05-04 10:47:12,473 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-05-04 10:47:12,493 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-05-04 10:47:13,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:13,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:13,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:13,366 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 37 [2023-05-04 10:47:13,379 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 7 [2023-05-04 10:47:13,386 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:47:13,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:13,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:13,414 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 44 [2023-05-04 10:47:13,423 WARN L234 Elim1Store]: Array PQE input equivalent to false [2023-05-04 10:47:14,007 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2023-05-04 10:47:14,008 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 30 [2023-05-04 10:47:14,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-05-04 10:47:14,416 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:14,416 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 10:47:14,743 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_497 (Array Int Int))) (not (<= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_497) |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0))) is different from false [2023-05-04 10:47:14,949 WARN L833 $PredicateComparison]: unable to prove that (or (= (mod (select (select |c_#memory_int| |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296) 0) (forall ((v_ArrVal_497 (Array Int Int))) (not (<= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_497) |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0)))) is different from false [2023-05-04 10:47:15,045 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (= (mod |c_thr1Thread1of2ForFork0_inc_~inc__v~0#1| 4294967296) (mod (select (select |c_#memory_int| |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296)))) (and (or .cse0 (forall ((v_ArrVal_495 (Array Int Int)) (v_ArrVal_497 (Array Int Int))) (or (not (<= (mod (select (select (store (store |c_#memory_int| |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| v_ArrVal_495) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_497) |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0)) (= (mod (select v_ArrVal_495 |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset|) 4294967296) 0)))) (or (not .cse0) (forall ((v_ArrVal_492 (Array Int Int)) (|v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| Int) (v_ArrVal_491 (Array Int Int)) (v_ArrVal_494 (Array Int Int)) (v_ArrVal_496 (Array Int Int)) (v_ArrVal_497 (Array Int Int))) (not (<= (mod (select (select (store (store (store (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| v_ArrVal_494) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| v_ArrVal_496) |c_~#value~0.base|) |c_~#value~0.offset| |c_thr1Thread1of2ForFork0_inc_~inc__vn~0#1|)) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_7| v_ArrVal_491) |c_~#value~0.base| v_ArrVal_492) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset| 1)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_497) |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0)))))) is different from false [2023-05-04 10:47:17,059 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 10:47:17,059 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 145 [2023-05-04 10:47:17,073 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 126 [2023-05-04 10:47:17,082 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 124 [2023-05-04 10:47:17,093 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 124 treesize of output 120 [2023-05-04 10:47:17,188 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2023-05-04 10:47:17,313 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-05-04 10:47:17,313 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2023-05-04 10:47:17,318 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2023-05-04 10:47:17,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982786854] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 10:47:17,318 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 10:47:17,318 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 43 [2023-05-04 10:47:17,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132730389] [2023-05-04 10:47:17,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 10:47:17,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2023-05-04 10:47:17,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:17,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2023-05-04 10:47:17,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=1360, Unknown=12, NotChecked=234, Total=1806 [2023-05-04 10:47:17,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:17,322 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:17,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 4.6976744186046515) internal successors, (202), 43 states have internal predecessors, (202), 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) [2023-05-04 10:47:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:20,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:20,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 10:47:20,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-04 10:47:20,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-05-04 10:47:20,549 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:20,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:20,549 INFO L85 PathProgramCache]: Analyzing trace with hash -635242473, now seen corresponding path program 1 times [2023-05-04 10:47:20,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:20,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613964817] [2023-05-04 10:47:20,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:20,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:21,787 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:21,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:21,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613964817] [2023-05-04 10:47:21,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613964817] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:47:21,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514252322] [2023-05-04 10:47:21,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:21,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:47:21,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:47:21,789 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:47:21,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-04 10:47:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:21,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 109 conjunts are in the unsatisfiable core [2023-05-04 10:47:21,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:47:22,913 INFO L356 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2023-05-04 10:47:22,913 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2023-05-04 10:47:23,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2023-05-04 10:47:24,042 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-05-04 10:47:24,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2023-05-04 10:47:25,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:25,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:25,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:25,354 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-05-04 10:47:25,354 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 110 treesize of output 205 [2023-05-04 10:47:25,376 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:47:25,398 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:47:25,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:25,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:25,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:25,903 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 39 [2023-05-04 10:47:25,915 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2023-05-04 10:47:26,431 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-04 10:47:26,431 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-04 10:47:26,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514252322] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 10:47:26,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-04 10:47:26,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [12] total 25 [2023-05-04 10:47:26,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307001055] [2023-05-04 10:47:26,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 10:47:26,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-05-04 10:47:26,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:26,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-05-04 10:47:26,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=491, Unknown=0, NotChecked=0, Total=600 [2023-05-04 10:47:26,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:26,432 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:26,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.266666666666667) internal successors, (79), 15 states have internal predecessors, (79), 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) [2023-05-04 10:47:26,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:26,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 10:47:26,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:27,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:27,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-05-04 10:47:27,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 10:47:27,376 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-04 10:47:27,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:47:27,562 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:27,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:27,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1696387548, now seen corresponding path program 1 times [2023-05-04 10:47:27,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:27,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091490275] [2023-05-04 10:47:27,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:27,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:28,849 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:28,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:28,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091490275] [2023-05-04 10:47:28,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091490275] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:47:28,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262016182] [2023-05-04 10:47:28,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:28,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:47:28,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:47:28,851 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:47:28,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-04 10:47:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:28,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 77 conjunts are in the unsatisfiable core [2023-05-04 10:47:28,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:47:29,906 INFO L356 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2023-05-04 10:47:29,907 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2023-05-04 10:47:30,198 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2023-05-04 10:47:30,867 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-05-04 10:47:30,867 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2023-05-04 10:47:31,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:31,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:31,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:31,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:32,103 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-05-04 10:47:32,104 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 2 case distinctions, treesize of input 115 treesize of output 213 [2023-05-04 10:47:32,131 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 29 [2023-05-04 10:47:32,151 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:47:32,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:32,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:32,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,012 INFO L356 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-05-04 10:47:33,012 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 142 treesize of output 124 [2023-05-04 10:47:33,033 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 3 [2023-05-04 10:47:33,055 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 3 [2023-05-04 10:47:33,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:47:33,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:47:33,275 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 49 [2023-05-04 10:47:33,293 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 16 [2023-05-04 10:47:33,340 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:47:35,850 INFO L356 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2023-05-04 10:47:35,851 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 48 treesize of output 56 [2023-05-04 10:47:36,159 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-05-04 10:47:36,295 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:36,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 10:47:36,657 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_677 (Array Int Int))) (not (<= (mod (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_677) |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0))) is different from false [2023-05-04 10:47:38,507 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ |c_thr1Thread1of2ForFork0_inc_#t~mem8#1| 1))) (and (forall ((|v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (< |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| |c_~#inc_flag~0.base|) (forall ((v_ArrVal_677 (Array Int Int)) (v_ArrVal_668 (Array Int Int)) (v_ArrVal_672 (Array Int Int)) (v_ArrVal_671 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (let ((.cse0 (store (store (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_675) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_668) |c_~#value~0.base|) |c_~#value~0.offset| .cse1)) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_671) |c_~#value~0.base| v_ArrVal_672) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset| 1)))) (or (<= (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) (mod |c_thr1Thread1of2ForFork0_inc_#t~mem8#1| 4294967296)) (not (<= (mod (select (select (store .cse0 |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_677) |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0))))))) (forall ((|v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (< |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| |c_~#inc_flag~0.base|) (forall ((v_ArrVal_677 (Array Int Int)) (v_ArrVal_668 (Array Int Int)) (v_ArrVal_672 (Array Int Int)) (v_ArrVal_671 (Array Int Int)) (v_ArrVal_675 (Array Int Int))) (let ((.cse2 (store (store (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_675) |c_~#value~0.base| (store (select (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_668) |c_~#value~0.base|) |c_~#value~0.offset| .cse1)) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread1of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_671) |c_~#value~0.base| v_ArrVal_672) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset| 1)))) (or (= (mod (select (select .cse2 |c_~#dec_flag~0.base|) |c_~#dec_flag~0.offset|) 4294967296) 0) (not (<= (mod (select (select (store .cse2 |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_677) |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0))))))))) is different from false [2023-05-04 10:47:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 4 not checked. [2023-05-04 10:47:48,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262016182] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 10:47:48,743 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 10:47:48,743 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 21, 19] total 51 [2023-05-04 10:47:48,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997306013] [2023-05-04 10:47:48,743 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 10:47:48,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2023-05-04 10:47:48,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 10:47:48,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2023-05-04 10:47:48,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=2003, Unknown=33, NotChecked=190, Total=2550 [2023-05-04 10:47:48,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:48,746 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 10:47:48,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 4.509803921568627) internal successors, (230), 51 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) [2023-05-04 10:47:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-05-04 10:47:48,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2023-05-04 10:47:48,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 10:47:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-05-04 10:47:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-05-04 10:47:52,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 10:47:52,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-05-04 10:47:52,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-04 10:47:53,080 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-05-04 10:47:53,080 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 10:47:53,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 10:47:53,081 INFO L85 PathProgramCache]: Analyzing trace with hash 752691394, now seen corresponding path program 1 times [2023-05-04 10:47:53,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 10:47:53,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207888023] [2023-05-04 10:47:53,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:53,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 10:47:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:58,207 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:47:58,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 10:47:58,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207888023] [2023-05-04 10:47:58,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207888023] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 10:47:58,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001424499] [2023-05-04 10:47:58,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 10:47:58,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 10:47:58,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 10:47:58,209 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 10:47:58,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-04 10:47:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 10:47:58,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 115 conjunts are in the unsatisfiable core [2023-05-04 10:47:58,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 10:47:59,705 INFO L356 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2023-05-04 10:47:59,705 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2023-05-04 10:48:00,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 26 [2023-05-04 10:48:00,825 INFO L356 Elim1Store]: treesize reduction 8, result has 52.9 percent of original size [2023-05-04 10:48:00,825 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 18 [2023-05-04 10:48:02,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:02,264 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 109 [2023-05-04 10:48:02,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:02,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:02,342 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2023-05-04 10:48:02,350 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-05-04 10:48:02,370 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:48:02,386 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2023-05-04 10:48:04,174 INFO L356 Elim1Store]: treesize reduction 52, result has 34.2 percent of original size [2023-05-04 10:48:04,175 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 92 treesize of output 111 [2023-05-04 10:48:04,182 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 82 [2023-05-04 10:48:06,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:06,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:06,354 INFO L356 Elim1Store]: treesize reduction 135, result has 37.2 percent of original size [2023-05-04 10:48:06,355 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 209 treesize of output 307 [2023-05-04 10:48:06,376 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:48:06,396 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-05-04 10:48:06,496 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:48:06,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 36 [2023-05-04 10:48:07,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:07,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:07,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:07,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 10:48:07,186 INFO L356 Elim1Store]: treesize reduction 35, result has 42.6 percent of original size [2023-05-04 10:48:07,186 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 193 treesize of output 160 [2023-05-04 10:48:07,206 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:48:07,270 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:48:07,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2023-05-04 10:48:07,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2023-05-04 10:48:07,500 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-05-04 10:48:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 10:48:08,540 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 10:48:10,520 WARN L833 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_788 (Array Int Int)) (v_ArrVal_787 (Array Int Int)) (|thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| Int) (v_ArrVal_783 (Array Int Int)) (|v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int) (v_ArrVal_785 (Array Int Int))) (or (not (= (mod (select (select (store (store (store |c_#memory_int| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_787) |c_~#value~0.base| v_ArrVal_783) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_785) |c_~#value~0.base| v_ArrVal_788) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base|) |c_thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.offset| 1)) |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset|) 4294967296) 0)) (< |c_~#dec_flag~0.base| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9|))) (= (mod (select (select |c_#memory_int| |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0)) is different from false [2023-05-04 10:48:10,549 WARN L833 $PredicateComparison]: unable to prove that (or (= (mod (select (select |c_#memory_int| |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0) (forall ((v_ArrVal_788 (Array Int Int)) (v_ArrVal_787 (Array Int Int)) (|thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| Int) (v_ArrVal_783 (Array Int Int)) (|v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int) (v_ArrVal_785 (Array Int Int))) (or (< |c_~#dec_flag~0.base| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9|) (not (= (mod (select (select (store (store (store |c_#memory_int| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_787) |c_~#value~0.base| v_ArrVal_783) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| (store (select (store (store |c_#memory_int| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_785) |c_~#value~0.base| v_ArrVal_788) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base|) 0 1)) |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset|) 4294967296) 0))))) is different from false [2023-05-04 10:48:10,786 WARN L833 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_788 (Array Int Int)) (v_ArrVal_787 (Array Int Int)) (|thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| Int) (v_ArrVal_782 (Array Int Int)) (v_ArrVal_783 (Array Int Int)) (|v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int) (v_ArrVal_785 (Array Int Int))) (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_782))) (or (not (= (mod (select (select (store (store (store .cse0 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_787) |c_~#value~0.base| v_ArrVal_783) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| (store (select (store (store .cse0 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_785) |c_~#value~0.base| v_ArrVal_788) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base|) 0 1)) |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset|) 4294967296) 0)) (= (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0) (< |c_~#dec_flag~0.base| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9|)))) is different from false [2023-05-04 10:48:11,233 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((|v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_777 (Array Int Int)) (v_ArrVal_788 (Array Int Int)) (v_ArrVal_787 (Array Int Int)) (|thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| Int) (v_ArrVal_771 (Array Int Int)) (v_ArrVal_782 (Array Int Int)) (v_ArrVal_783 (Array Int Int)) (v_ArrVal_785 (Array Int Int))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| |c_~#inc_flag~0.base| (store (select |c_#memory_int| |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset| 1)))) (store (store .cse1 |c_~#value~0.base| (store (select (store |c_#memory_int| |c_~#inc_flag~0.base| v_ArrVal_771) |c_~#value~0.base|) |c_~#value~0.offset| |c_thr1Thread1of2ForFork0_inc_~inc__vn~0#1|)) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| (store (select (store .cse1 |c_~#value~0.base| v_ArrVal_777) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_782))) (or (= (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0) (not (= (mod (select (select (store (store (store .cse0 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_787) |c_~#value~0.base| v_ArrVal_783) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| (store (select (store (store .cse0 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_785) |c_~#value~0.base| v_ArrVal_788) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base|) 0 1)) |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset|) 4294967296) 0))))) (< |c_~#dec_flag~0.base| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9|))) (forall ((|v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_788 (Array Int Int)) (v_ArrVal_787 (Array Int Int)) (|thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| Int) (v_ArrVal_782 (Array Int Int)) (v_ArrVal_783 (Array Int Int)) (v_ArrVal_785 (Array Int Int))) (let ((.cse2 (store (store |c_#memory_int| |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| (store (select |c_#memory_int| |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset| 0)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_782))) (or (= (mod (select (select .cse2 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0) (not (= (mod (select (select (store (store (store .cse2 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_787) |c_~#value~0.base| v_ArrVal_783) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| (store (select (store (store .cse2 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_785) |c_~#value~0.base| v_ArrVal_788) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base|) 0 1)) |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset|) 4294967296) 0))))) (< |c_~#dec_flag~0.base| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9|)))) is different from false [2023-05-04 10:48:19,055 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((|v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_777 (Array Int Int)) (v_ArrVal_788 (Array Int Int)) (v_ArrVal_787 (Array Int Int)) (|thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| Int) (v_ArrVal_771 (Array Int Int)) (v_ArrVal_782 (Array Int Int)) (v_ArrVal_783 (Array Int Int)) (v_ArrVal_785 (Array Int Int))) (let ((.cse0 (store (let ((.cse1 (store |c_#memory_int| |c_~#inc_flag~0.base| (store (select |c_#memory_int| |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset| 1)))) (store (store .cse1 |c_~#value~0.base| (store (select (store |c_#memory_int| |c_~#inc_flag~0.base| v_ArrVal_771) |c_~#value~0.base|) |c_~#value~0.offset| (+ 1 (select (select |c_#memory_int| |c_~#value~0.base|) |c_~#value~0.offset|)))) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| (store (select (store .cse1 |c_~#value~0.base| v_ArrVal_777) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset| 1))) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_782))) (or (not (= 0 (mod (select (select (store (store (store .cse0 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_787) |c_~#value~0.base| v_ArrVal_783) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| (store (select (store (store .cse0 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_785) |c_~#value~0.base| v_ArrVal_788) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base|) 0 1)) |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset|) 4294967296))) (= (mod (select (select .cse0 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0)))) (< |c_~#dec_flag~0.base| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9|))) (forall ((|v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| Int)) (or (forall ((v_ArrVal_788 (Array Int Int)) (v_ArrVal_787 (Array Int Int)) (|thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| Int) (v_ArrVal_782 (Array Int Int)) (v_ArrVal_783 (Array Int Int)) (v_ArrVal_785 (Array Int Int))) (let ((.cse2 (store (store |c_#memory_int| |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base| (store (select |c_#memory_int| |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.base|) |c_thr1Thread1of2ForFork0_inc_~#inc__casret~0#1.offset| 0)) |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_782))) (or (= (mod (select (select .cse2 |c_~#value~0.base|) |c_~#value~0.offset|) 4294967296) 0) (not (= (mod (select (select (store (store (store .cse2 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_787) |c_~#value~0.base| v_ArrVal_783) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base| (store (select (store (store .cse2 |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9| v_ArrVal_785) |c_~#value~0.base| v_ArrVal_788) |thr1Thread2of2ForFork0_dec_~#dec__casret~0#1.base|) 0 1)) |c_~#inc_flag~0.base|) |c_~#inc_flag~0.offset|) 4294967296) 0))))) (< |c_~#dec_flag~0.base| |v_thr1Thread2of2ForFork0___VERIFIER_atomic_CAS_~flag#1.base_9|)))) is different from false [2023-05-04 10:49:02,837 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 10:49:02,892 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 942341476 treesize of output 938092294 Received shutdown request... [2023-05-04 11:00:25,201 WARN L249 SmtUtils]: Removed 1 from assertion stack [2023-05-04 11:00:25,202 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-05-04 11:00:25,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 11:00:25,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 11:00:25,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2023-05-04 11:00:25,210 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 11:00:25,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-05-04 11:00:25,239 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 11:00:25,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-05-04 11:00:25,418 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 92 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. [2023-05-04 11:00:25,419 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-05-04 11:00:25,420 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT (1/3) [2023-05-04 11:00:25,420 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2023-05-04 11:00:25,420 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 11:00:25,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 11:00:25 BasicIcfg [2023-05-04 11:00:25,423 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 11:00:25,423 INFO L158 Benchmark]: Toolchain (without parser) took 866134.24ms. Allocated memory was 281.0MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 253.7MB in the beginning and 536.4MB in the end (delta: -282.7MB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2023-05-04 11:00:25,423 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 188.7MB. Free memory is still 143.2MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 11:00:25,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.54ms. Allocated memory is still 281.0MB. Free memory was 253.4MB in the beginning and 240.3MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2023-05-04 11:00:25,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.50ms. Allocated memory is still 281.0MB. Free memory was 240.3MB in the beginning and 237.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 11:00:25,425 INFO L158 Benchmark]: Boogie Preprocessor took 39.45ms. Allocated memory is still 281.0MB. Free memory was 237.7MB in the beginning and 236.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 11:00:25,425 INFO L158 Benchmark]: RCFGBuilder took 581.33ms. Allocated memory is still 281.0MB. Free memory was 236.2MB in the beginning and 201.6MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2023-05-04 11:00:25,426 INFO L158 Benchmark]: TraceAbstraction took 865123.01ms. Allocated memory was 281.0MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 200.5MB in the beginning and 536.4MB in the end (delta: -335.9MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2023-05-04 11:00:25,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 188.7MB. Free memory is still 143.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 351.54ms. Allocated memory is still 281.0MB. Free memory was 253.4MB in the beginning and 240.3MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.50ms. Allocated memory is still 281.0MB. Free memory was 240.3MB in the beginning and 237.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.45ms. Allocated memory is still 281.0MB. Free memory was 237.7MB in the beginning and 236.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 581.33ms. Allocated memory is still 281.0MB. Free memory was 236.2MB in the beginning and 201.6MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * TraceAbstraction took 865123.01ms. Allocated memory was 281.0MB in the beginning and 1.7GB in the end (delta: 1.4GB). Free memory was 200.5MB in the beginning and 536.4MB in the end (delta: -335.9MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2968, independent: 2454, independent conditional: 877, independent unconditional: 1577, dependent: 514, dependent conditional: 469, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2505, independent: 2454, independent conditional: 877, independent unconditional: 1577, dependent: 51, dependent conditional: 6, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2505, independent: 2454, independent conditional: 877, independent unconditional: 1577, dependent: 51, dependent conditional: 6, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2559, independent: 2454, independent conditional: 17, independent unconditional: 2437, dependent: 105, dependent conditional: 37, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2559, independent: 2454, independent conditional: 17, independent unconditional: 2437, dependent: 105, dependent conditional: 36, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2559, independent: 2454, independent conditional: 17, independent unconditional: 2437, dependent: 105, dependent conditional: 36, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1461, independent: 1396, independent conditional: 8, independent unconditional: 1388, dependent: 65, dependent conditional: 19, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1461, independent: 1371, independent conditional: 0, independent unconditional: 1371, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 90, independent: 25, independent conditional: 8, independent unconditional: 17, dependent: 65, dependent conditional: 19, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 90, independent: 25, independent conditional: 8, independent unconditional: 17, dependent: 65, dependent conditional: 19, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 529, independent: 129, independent conditional: 38, independent unconditional: 91, dependent: 400, dependent conditional: 204, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2559, independent: 1058, independent conditional: 9, independent unconditional: 1049, dependent: 40, dependent conditional: 17, dependent unconditional: 23, unknown: 1461, unknown conditional: 27, unknown unconditional: 1434] , Statistics on independence cache: Total cache size (in pairs): 1461, Positive cache size: 1396, Positive conditional cache size: 8, Positive unconditional cache size: 1388, Negative cache size: 65, Negative conditional cache size: 19, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 6, Independence queries for same thread: 463 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.3s, Number of persistent set computation: 224, Number of trivial persistent sets: 175, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1622, independent: 1577, independent conditional: 0, independent unconditional: 1577, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2968, independent: 2454, independent conditional: 877, independent unconditional: 1577, dependent: 514, dependent conditional: 469, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2505, independent: 2454, independent conditional: 877, independent unconditional: 1577, dependent: 51, dependent conditional: 6, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2505, independent: 2454, independent conditional: 877, independent unconditional: 1577, dependent: 51, dependent conditional: 6, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2559, independent: 2454, independent conditional: 17, independent unconditional: 2437, dependent: 105, dependent conditional: 37, dependent unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2559, independent: 2454, independent conditional: 17, independent unconditional: 2437, dependent: 105, dependent conditional: 36, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2559, independent: 2454, independent conditional: 17, independent unconditional: 2437, dependent: 105, dependent conditional: 36, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1461, independent: 1396, independent conditional: 8, independent unconditional: 1388, dependent: 65, dependent conditional: 19, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1461, independent: 1371, independent conditional: 0, independent unconditional: 1371, dependent: 90, dependent conditional: 0, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 90, independent: 25, independent conditional: 8, independent unconditional: 17, dependent: 65, dependent conditional: 19, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 90, independent: 25, independent conditional: 8, independent unconditional: 17, dependent: 65, dependent conditional: 19, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 529, independent: 129, independent conditional: 38, independent unconditional: 91, dependent: 400, dependent conditional: 204, dependent unconditional: 196, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 2559, independent: 1058, independent conditional: 9, independent unconditional: 1049, dependent: 40, dependent conditional: 17, dependent unconditional: 23, unknown: 1461, unknown conditional: 27, unknown unconditional: 1434] , Statistics on independence cache: Total cache size (in pairs): 1461, Positive cache size: 1396, Positive conditional cache size: 8, Positive unconditional cache size: 1388, Negative cache size: 65, Negative conditional cache size: 19, Negative unconditional cache size: 46, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1, Maximal queried relation: 6, Independence queries for same thread: 463 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 888, independent: 759, independent conditional: 98, independent unconditional: 661, dependent: 129, dependent conditional: 118, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 98, independent unconditional: 661, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 98, independent unconditional: 661, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 0, independent unconditional: 759, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 770, independent: 759, independent conditional: 0, independent unconditional: 759, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 0, independent unconditional: 759, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 642, independent: 631, independent conditional: 0, independent unconditional: 631, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 642, independent: 622, independent conditional: 0, independent unconditional: 622, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 71, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 770, independent: 128, independent conditional: 0, independent unconditional: 128, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 642, unknown conditional: 0, unknown unconditional: 642] , Statistics on independence cache: Total cache size (in pairs): 642, Positive cache size: 631, Positive conditional cache size: 0, Positive unconditional cache size: 631, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 118 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 71, Number of trivial persistent sets: 69, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 672, independent: 661, independent conditional: 0, independent unconditional: 661, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 888, independent: 759, independent conditional: 98, independent unconditional: 661, dependent: 129, dependent conditional: 118, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 98, independent unconditional: 661, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 98, independent unconditional: 661, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 0, independent unconditional: 759, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 770, independent: 759, independent conditional: 0, independent unconditional: 759, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 770, independent: 759, independent conditional: 0, independent unconditional: 759, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 642, independent: 631, independent conditional: 0, independent unconditional: 631, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 642, independent: 622, independent conditional: 0, independent unconditional: 622, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 20, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, independent: 9, independent conditional: 0, independent unconditional: 9, dependent: 11, dependent conditional: 0, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 71, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 39, dependent conditional: 0, dependent unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 770, independent: 128, independent conditional: 0, independent unconditional: 128, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 642, unknown conditional: 0, unknown unconditional: 642] , Statistics on independence cache: Total cache size (in pairs): 642, Positive cache size: 631, Positive conditional cache size: 0, Positive unconditional cache size: 631, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 118 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4301, independent: 3983, independent conditional: 296, independent unconditional: 3687, dependent: 318, dependent conditional: 290, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 296, independent unconditional: 3687, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 296, independent unconditional: 3687, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3654, independent: 3626, independent conditional: 0, independent unconditional: 3626, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3654, independent: 3608, independent conditional: 0, independent unconditional: 3608, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 46, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 46, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 124, independent: 43, independent conditional: 0, independent unconditional: 43, dependent: 81, dependent conditional: 0, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4011, independent: 357, independent conditional: 0, independent unconditional: 357, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3654, unknown conditional: 0, unknown unconditional: 3654] , Statistics on independence cache: Total cache size (in pairs): 3654, Positive cache size: 3626, Positive conditional cache size: 0, Positive unconditional cache size: 3626, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 290 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 157, Number of trivial persistent sets: 155, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3715, independent: 3687, independent conditional: 0, independent unconditional: 3687, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4301, independent: 3983, independent conditional: 296, independent unconditional: 3687, dependent: 318, dependent conditional: 290, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 296, independent unconditional: 3687, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 296, independent unconditional: 3687, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4011, independent: 3983, independent conditional: 0, independent unconditional: 3983, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3654, independent: 3626, independent conditional: 0, independent unconditional: 3626, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3654, independent: 3608, independent conditional: 0, independent unconditional: 3608, dependent: 46, dependent conditional: 0, dependent unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 46, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 46, independent: 18, independent conditional: 0, independent unconditional: 18, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 124, independent: 43, independent conditional: 0, independent unconditional: 43, dependent: 81, dependent conditional: 0, dependent unconditional: 81, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 4011, independent: 357, independent conditional: 0, independent unconditional: 357, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 3654, unknown conditional: 0, unknown unconditional: 3654] , Statistics on independence cache: Total cache size (in pairs): 3654, Positive cache size: 3626, Positive conditional cache size: 0, Positive unconditional cache size: 3626, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 290 - TimeoutResultAtElement [Line: 749]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 92 with TraceHistMax 3,while TraceCheckSpWp was constructing backward predicates,while PolyPacSimplificationTermWalker was simplifying a ATOM-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∨-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thr1Thread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 160 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 65.4s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 10.6s, 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: 89, 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: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 53.0s InterpolantComputationTime, 572 NumberOfCodeBlocks, 572 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 668 ConstructedInterpolants, 94 QuantifiedInterpolants, 25104 SizeOfPredicates, 70 NumberOfNonLiveVariables, 938 ConjunctsInSsa, 291 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 26/76 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 160 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.0s, 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: 24, 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, 1.4s InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 1084 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 10/10 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 2 thread instances CFG has 4 procedures, 222 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 796.9s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 8.6s, 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: 77, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 34.9s InterpolantComputationTime, 609 NumberOfCodeBlocks, 609 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 778 ConstructedInterpolants, 129 QuantifiedInterpolants, 20691 SizeOfPredicates, 81 NumberOfNonLiveVariables, 876 ConjunctsInSsa, 250 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 118/153 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown