/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-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 12:31:51,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 12:31:51,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 12:31:51,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-10 12:31:51,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 12:31:51,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 12:31:51,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 12:31:51,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 12:31:51,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 12:31:51,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 12:31:51,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 12:31:51,915 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 12:31:51,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 12:31:51,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 12:31:51,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 12:31:51,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 12:31:51,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-10 12:31:51,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 12:31:51,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 12:31:51,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 12:31:51,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 12:31:51,953 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 12:31:51,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 12:31:51,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 12:31:51,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 12:31:51,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 12:31:51,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 12:31:51,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 12:31:51,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 12:31:51,955 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 12:31:51,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 12:31:51,956 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 12:31:51,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 12:31:51,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 12:31:51,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 12:31:51,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 12:31:51,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 12:31:51,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 12:31:51,957 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 12:31:51,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 12:31:51,957 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 12:31:51,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 12:31:51,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 12:31:51,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 12:31:51,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 12:31:51,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 12:31:51,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:31:51,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 12:31:51,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 12:31:51,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 12:31:51,960 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 12:31:52,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 12:31:52,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 12:31:52,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 12:31:52,179 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 12:31:52,179 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 12:31:52,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2022-11-10 12:31:52,242 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7258b0a5a/8441a0f6aa404890aae6171bc0a301ae/FLAG144ff1771 [2022-11-10 12:31:52,643 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 12:31:52,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2022-11-10 12:31:52,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7258b0a5a/8441a0f6aa404890aae6171bc0a301ae/FLAG144ff1771 [2022-11-10 12:31:53,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7258b0a5a/8441a0f6aa404890aae6171bc0a301ae [2022-11-10 12:31:53,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 12:31:53,019 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 12:31:53,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 12:31:53,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 12:31:53,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 12:31:53,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189f40b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53, skipping insertion in model container [2022-11-10 12:31:53,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 12:31:53,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 12:31:53,200 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i[1098,1111] [2022-11-10 12:31:53,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:31:53,307 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 12:31:53,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/36-apron_17-traces-rpb-litmus_unknown_1_pos.i[1098,1111] [2022-11-10 12:31:53,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:31:53,391 INFO L208 MainTranslator]: Completed translation [2022-11-10 12:31:53,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53 WrapperNode [2022-11-10 12:31:53,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 12:31:53,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 12:31:53,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 12:31:53,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 12:31:53,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,420 INFO L138 Inliner]: procedures = 163, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-11-10 12:31:53,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 12:31:53,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 12:31:53,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 12:31:53,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 12:31:53,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,431 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,434 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 12:31:53,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 12:31:53,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 12:31:53,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 12:31:53,437 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (1/1) ... [2022-11-10 12:31:53,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:31:53,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:31:53,460 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) [2022-11-10 12:31:53,462 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 [2022-11-10 12:31:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 12:31:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-10 12:31:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 12:31:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 12:31:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-10 12:31:53,488 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-10 12:31:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 12:31:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 12:31:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 12:31:53,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 12:31:53,489 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 12:31:53,565 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 12:31:53,566 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 12:31:53,724 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 12:31:53,729 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 12:31:53,729 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-10 12:31:53,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:31:53 BoogieIcfgContainer [2022-11-10 12:31:53,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 12:31:53,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 12:31:53,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 12:31:53,735 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 12:31:53,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:31:53" (1/3) ... [2022-11-10 12:31:53,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43637ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:31:53, skipping insertion in model container [2022-11-10 12:31:53,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:31:53" (2/3) ... [2022-11-10 12:31:53,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43637ec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:31:53, skipping insertion in model container [2022-11-10 12:31:53,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:31:53" (3/3) ... [2022-11-10 12:31:53,746 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_17-traces-rpb-litmus_unknown_1_pos.i [2022-11-10 12:31:53,752 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 12:31:53,758 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 12:31:53,759 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-10 12:31:53,759 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 12:31:53,800 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-10 12:31:53,836 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 12:31:53,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 12:31:53,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:31:53,838 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) [2022-11-10 12:31:53,839 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 [2022-11-10 12:31:53,859 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 12:31:53,869 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-11-10 12:31:53,873 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;@6af01a1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 12:31:53,873 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-10 12:31:54,005 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:31:54,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:31:54,009 INFO L85 PathProgramCache]: Analyzing trace with hash 9992725, now seen corresponding path program 1 times [2022-11-10 12:31:54,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:31:54,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739486623] [2022-11-10 12:31:54,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:31:54,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:31:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:31:54,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:31:54,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:31:54,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739486623] [2022-11-10 12:31:54,243 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739486623] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:31:54,243 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:31:54,243 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:31:54,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964794220] [2022-11-10 12:31:54,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:31:54,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:31:54,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:31:54,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:31:54,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:31:54,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,262 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:31:54,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 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) [2022-11-10 12:31:54,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:54,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 12:31:54,302 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:31:54,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:31:54,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1914388865, now seen corresponding path program 1 times [2022-11-10 12:31:54,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:31:54,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396279137] [2022-11-10 12:31:54,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:31:54,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:31:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:31:54,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:31:54,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:31:54,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396279137] [2022-11-10 12:31:54,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396279137] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:31:54,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:31:54,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-10 12:31:54,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093407588] [2022-11-10 12:31:54,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:31:54,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:31:54,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:31:54,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:31:54,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:31:54,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:31:54,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 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) [2022-11-10 12:31:54,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:54,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:54,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-10 12:31:54,762 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (0 of 1 remaining) [2022-11-10 12:31:54,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 12:31:54,766 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-10 12:31:54,767 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE (1/2) [2022-11-10 12:31:54,770 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 12:31:54,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 12:31:54,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:31:54,809 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 12:31:54,815 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 12:31:54,815 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-10 12:31:54,816 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;@6af01a1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 12:31:54,816 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-10 12:31:54,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-11-10 12:31:54,892 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-10 12:31:54,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:31:54,892 INFO L85 PathProgramCache]: Analyzing trace with hash -252750268, now seen corresponding path program 1 times [2022-11-10 12:31:54,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:31:54,893 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012214889] [2022-11-10 12:31:54,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:31:54,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:31:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:31:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:31:54,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:31:54,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012214889] [2022-11-10 12:31:54,918 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012214889] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:31:54,918 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:31:54,918 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:31:54,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547367906] [2022-11-10 12:31:54,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:31:54,918 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:31:54,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:31:54,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:31:54,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:31:54,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,919 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:31:54,919 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.5) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:31:54,919 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:54,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-10 12:31:54,937 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-10 12:31:54,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:31:54,937 INFO L85 PathProgramCache]: Analyzing trace with hash -1295166099, now seen corresponding path program 1 times [2022-11-10 12:31:54,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:31:54,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079161976] [2022-11-10 12:31:54,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:31:54,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:31:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:31:54,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:31:54,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:31:54,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079161976] [2022-11-10 12:31:54,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079161976] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:31:54,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:31:54,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 12:31:54,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014155823] [2022-11-10 12:31:54,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:31:54,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 12:31:54,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:31:54,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 12:31:54,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 12:31:54,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,964 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:31:54,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-11-10 12:31:54,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:54,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:54,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:54,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:54,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-10 12:31:54,989 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2022-11-10 12:31:54,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:31:54,989 INFO L85 PathProgramCache]: Analyzing trace with hash -140877463, now seen corresponding path program 1 times [2022-11-10 12:31:54,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:31:54,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41386156] [2022-11-10 12:31:54,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:31:54,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:31:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:31:55,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:31:55,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:31:55,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41386156] [2022-11-10 12:31:55,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41386156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:31:55,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:31:55,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-10 12:31:55,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97308645] [2022-11-10 12:31:55,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:31:55,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:31:55,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:31:55,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:31:55,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:31:55,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:55,234 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:31:55,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 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) [2022-11-10 12:31:55,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:55,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:55,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:31:55,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:55,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 12:31:55,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-10 12:31:55,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (2 of 3 remaining) [2022-11-10 12:31:55,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (1 of 3 remaining) [2022-11-10 12:31:55,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2022-11-10 12:31:55,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-10 12:31:55,342 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-10 12:31:55,342 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/2) [2022-11-10 12:31:55,343 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-10 12:31:55,343 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-10 12:31:55,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:31:55 BasicIcfg [2022-11-10 12:31:55,345 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-10 12:31:55,346 INFO L158 Benchmark]: Toolchain (without parser) took 2327.16ms. Allocated memory was 181.4MB in the beginning and 266.3MB in the end (delta: 84.9MB). Free memory was 152.5MB in the beginning and 114.9MB in the end (delta: 37.6MB). Peak memory consumption was 122.5MB. Max. memory is 8.0GB. [2022-11-10 12:31:55,346 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-10 12:31:55,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 372.12ms. Allocated memory was 181.4MB in the beginning and 266.3MB in the end (delta: 84.9MB). Free memory was 152.2MB in the beginning and 227.1MB in the end (delta: -74.9MB). Peak memory consumption was 13.5MB. Max. memory is 8.0GB. [2022-11-10 12:31:55,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.82ms. Allocated memory is still 266.3MB. Free memory was 227.1MB in the beginning and 225.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-10 12:31:55,347 INFO L158 Benchmark]: Boogie Preprocessor took 15.40ms. Allocated memory is still 266.3MB. Free memory was 225.0MB in the beginning and 223.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-10 12:31:55,347 INFO L158 Benchmark]: RCFGBuilder took 294.48ms. Allocated memory is still 266.3MB. Free memory was 223.5MB in the beginning and 210.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-11-10 12:31:55,347 INFO L158 Benchmark]: TraceAbstraction took 1613.28ms. Allocated memory is still 266.3MB. Free memory was 209.5MB in the beginning and 114.9MB in the end (delta: 94.6MB). Peak memory consumption was 95.3MB. Max. memory is 8.0GB. [2022-11-10 12:31:55,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 372.12ms. Allocated memory was 181.4MB in the beginning and 266.3MB in the end (delta: 84.9MB). Free memory was 152.2MB in the beginning and 227.1MB in the end (delta: -74.9MB). Peak memory consumption was 13.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.82ms. Allocated memory is still 266.3MB. Free memory was 227.1MB in the beginning and 225.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 15.40ms. Allocated memory is still 266.3MB. Free memory was 225.0MB in the beginning and 223.5MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 294.48ms. Allocated memory is still 266.3MB. Free memory was 223.5MB in the beginning and 210.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1613.28ms. Allocated memory is still 266.3MB. Free memory was 209.5MB in the beginning and 114.9MB in the end (delta: 94.6MB). Peak memory consumption was 95.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 318, positive: 316, positive conditional: 10, positive unconditional: 306, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1429, positive: 1387, positive conditional: 90, positive unconditional: 1297, negative: 42, negative conditional: 15, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1423, positive: 1387, positive conditional: 0, positive unconditional: 1387, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 708, positive: 691, positive conditional: 0, positive unconditional: 691, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1423, positive: 696, positive conditional: 0, positive unconditional: 696, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 708, unknown conditional: 0, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 298, Positive cache size: 296, Positive conditional cache size: 0, Positive unconditional cache size: 296, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 437, positive: 429, positive conditional: 31, positive unconditional: 398, negative: 8, negative conditional: 4, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1429, positive: 1387, positive conditional: 90, positive unconditional: 1297, negative: 42, negative conditional: 15, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1423, positive: 1387, positive conditional: 0, positive unconditional: 1387, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 708, positive: 691, positive conditional: 0, positive unconditional: 691, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1423, positive: 696, positive conditional: 0, positive unconditional: 696, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 708, unknown conditional: 0, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 472, Positive cache size: 466, Positive conditional cache size: 0, Positive unconditional cache size: 466, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Independence queries for same thread: 2, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 674, positive: 642, positive conditional: 49, positive unconditional: 593, negative: 32, negative conditional: 11, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1429, positive: 1387, positive conditional: 90, positive unconditional: 1297, negative: 42, negative conditional: 15, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1423, positive: 1387, positive conditional: 0, positive unconditional: 1387, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 708, positive: 691, positive conditional: 0, positive unconditional: 691, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1423, positive: 696, positive conditional: 0, positive unconditional: 696, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 708, unknown conditional: 0, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 708, Positive cache size: 691, Positive conditional cache size: 0, Positive unconditional cache size: 691, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Independence queries for same thread: 6, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 45, Number of trivial persistent sets: 38, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 318, positive: 316, positive conditional: 10, positive unconditional: 306, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1429, positive: 1387, positive conditional: 90, positive unconditional: 1297, negative: 42, negative conditional: 15, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1423, positive: 1387, positive conditional: 0, positive unconditional: 1387, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 708, positive: 691, positive conditional: 0, positive unconditional: 691, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1423, positive: 696, positive conditional: 0, positive unconditional: 696, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 708, unknown conditional: 0, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 298, Positive cache size: 296, Positive conditional cache size: 0, Positive unconditional cache size: 296, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 0, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 55, Number of trivial persistent sets: 48, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 437, positive: 429, positive conditional: 31, positive unconditional: 398, negative: 8, negative conditional: 4, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1429, positive: 1387, positive conditional: 90, positive unconditional: 1297, negative: 42, negative conditional: 15, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1423, positive: 1387, positive conditional: 0, positive unconditional: 1387, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 708, positive: 691, positive conditional: 0, positive unconditional: 691, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1423, positive: 696, positive conditional: 0, positive unconditional: 696, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 708, unknown conditional: 0, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 472, Positive cache size: 466, Positive conditional cache size: 0, Positive unconditional cache size: 466, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Independence queries for same thread: 2, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 87, Number of trivial persistent sets: 74, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 674, positive: 642, positive conditional: 49, positive unconditional: 593, negative: 32, negative conditional: 11, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1429, positive: 1387, positive conditional: 90, positive unconditional: 1297, negative: 42, negative conditional: 15, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1423, positive: 1387, positive conditional: 0, positive unconditional: 1387, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 708, positive: 691, positive conditional: 0, positive unconditional: 691, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1423, positive: 696, positive conditional: 0, positive unconditional: 696, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 708, unknown conditional: 0, unknown unconditional: 708] , Statistics on independence cache: Total cache size (in pairs): 708, Positive cache size: 691, Positive conditional cache size: 0, Positive unconditional cache size: 691, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Independence queries for same thread: 6, Statistics for Abstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 227, positive: 223, positive conditional: 13, positive unconditional: 210, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 199, Positive cache size: 197, Positive conditional cache size: 0, Positive unconditional cache size: 197, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 2, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 316, positive: 310, positive conditional: 20, positive unconditional: 290, negative: 6, negative conditional: 2, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 344, Positive cache size: 338, Positive conditional cache size: 0, Positive unconditional cache size: 338, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Independence queries for same thread: 4, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 509, positive: 499, positive conditional: 35, positive unconditional: 464, negative: 10, negative conditional: 5, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 503, Positive cache size: 496, Positive conditional cache size: 0, Positive unconditional cache size: 496, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 595, positive: 562, positive conditional: 51, positive unconditional: 511, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 668, Positive cache size: 652, Positive conditional cache size: 0, Positive unconditional cache size: 652, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Independence queries for same thread: 12, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 47, Number of trivial persistent sets: 38, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 227, positive: 223, positive conditional: 13, positive unconditional: 210, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 199, Positive cache size: 197, Positive conditional cache size: 0, Positive unconditional cache size: 197, Negative cache size: 2, Negative conditional cache size: 0, Negative unconditional cache size: 2, Independence queries for same thread: 2, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 53, Number of trivial persistent sets: 40, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 316, positive: 310, positive conditional: 20, positive unconditional: 290, negative: 6, negative conditional: 2, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 344, Positive cache size: 338, Positive conditional cache size: 0, Positive unconditional cache size: 338, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, Independence queries for same thread: 4, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 61, Number of trivial persistent sets: 47, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 509, positive: 499, positive conditional: 35, positive unconditional: 464, negative: 10, negative conditional: 5, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 503, Positive cache size: 496, Positive conditional cache size: 0, Positive unconditional cache size: 496, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Independence queries for same thread: 7, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 87, Number of trivial persistent sets: 63, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 595, positive: 562, positive conditional: 51, positive unconditional: 511, negative: 33, negative conditional: 12, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1647, positive: 1594, positive conditional: 119, positive unconditional: 1475, negative: 53, negative conditional: 21, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1635, positive: 1594, positive conditional: 0, positive unconditional: 1594, negative: 41, negative conditional: 0, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 668, positive: 652, positive conditional: 0, positive unconditional: 652, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1635, positive: 942, positive conditional: 0, positive unconditional: 942, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 668, unknown conditional: 0, unknown unconditional: 668] , Statistics on independence cache: Total cache size (in pairs): 668, Positive cache size: 652, Positive conditional cache size: 0, Positive unconditional cache size: 652, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Independence queries for same thread: 12, Statistics for Abstraction: - PositiveResult [Line: 688]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 705]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 701]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 106 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 98 ConstructedInterpolants, 0 QuantifiedInterpolants, 241 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 106 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 161 NumberOfCodeBlocks, 161 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 158 ConstructedInterpolants, 0 QuantifiedInterpolants, 387 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-10 12:31:55,383 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2022-11-10 12:31:55,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-10 12:31:55,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...