/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf -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/04-mutex_42-trylock_2mutex.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 05:13:59,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 05:13:59,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 05:13:59,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-11 05:13:59,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-11 05:13:59,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-11 05:13:59,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-11 05:13:59,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-11 05:13:59,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-11 05:13:59,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-11 05:13:59,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-11 05:13:59,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-11 05:13:59,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 05:13:59,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 05:13:59,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 05:13:59,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 05:13:59,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 05:13:59,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 05:13:59,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 05:13:59,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 05:13:59,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 05:13:59,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 05:13:59,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 05:13:59,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 05:13:59,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-11 05:13:59,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-11 05:13:59,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-11 05:13:59,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-11 05:13:59,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-11 05:13:59,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-11 05:13:59,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 05:13:59,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 05:13:59,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 05:13:59,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistent-NoLbe.epf [2022-02-11 05:13:59,609 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 05:13:59,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 05:13:59,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 05:13:59,609 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 05:13:59,610 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 05:13:59,610 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 05:13:59,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 05:13:59,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 05:13:59,610 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 05:13:59,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 05:13:59,611 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 05:13:59,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 05:13:59,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 05:13:59,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 05:13:59,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 05:13:59,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 05:13:59,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 05:13:59,612 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 05:13:59,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 05:13:59,612 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 05:13:59,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 05:13:59,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 05:13:59,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 05:13:59,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 05:13:59,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 05:13:59,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 05:13:59,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 05:13:59,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 05:13:59,614 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 05:13:59,615 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-11 05:13:59,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 05:13:59,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 05:13:59,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 05:13:59,815 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 05:13:59,816 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 05:13:59,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i [2022-02-11 05:13:59,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f25c4dd10/d68245419bec418f862c2edf069dc072/FLAGfa9adc9c2 [2022-02-11 05:14:00,255 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 05:14:00,276 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i [2022-02-11 05:14:00,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f25c4dd10/d68245419bec418f862c2edf069dc072/FLAGfa9adc9c2 [2022-02-11 05:14:00,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f25c4dd10/d68245419bec418f862c2edf069dc072 [2022-02-11 05:14:00,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 05:14:00,666 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 05:14:00,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 05:14:00,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 05:14:00,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 05:14:00,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 05:14:00" (1/1) ... [2022-02-11 05:14:00,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@624629e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:00, skipping insertion in model container [2022-02-11 05:14:00,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 05:14:00" (1/1) ... [2022-02-11 05:14:00,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 05:14:00,705 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 05:14:00,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 05:14:00,985 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 05:14:01,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 05:14:01,046 INFO L208 MainTranslator]: Completed translation [2022-02-11 05:14:01,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01 WrapperNode [2022-02-11 05:14:01,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 05:14:01,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 05:14:01,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 05:14:01,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 05:14:01,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,094 INFO L137 Inliner]: procedures = 163, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2022-02-11 05:14:01,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 05:14:01,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 05:14:01,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 05:14:01,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 05:14:01,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,104 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,108 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,111 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 05:14:01,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 05:14:01,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 05:14:01,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 05:14:01,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (1/1) ... [2022-02-11 05:14:01,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 05:14:01,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 05:14:01,167 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) [2022-02-11 05:14:01,208 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 [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-11 05:14:01,219 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 05:14:01,219 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2022-02-11 05:14:01,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 05:14:01,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 05:14:01,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 05:14:01,221 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-11 05:14:01,332 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 05:14:01,333 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 05:14:01,534 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 05:14:01,540 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 05:14:01,540 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-11 05:14:01,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 05:14:01 BoogieIcfgContainer [2022-02-11 05:14:01,541 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 05:14:01,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 05:14:01,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 05:14:01,549 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 05:14:01,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 05:14:00" (1/3) ... [2022-02-11 05:14:01,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b88c3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 05:14:01, skipping insertion in model container [2022-02-11 05:14:01,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:14:01" (2/3) ... [2022-02-11 05:14:01,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b88c3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 05:14:01, skipping insertion in model container [2022-02-11 05:14:01,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 05:14:01" (3/3) ... [2022-02-11 05:14:01,555 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_42-trylock_2mutex.i [2022-02-11 05:14:01,559 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 05:14:01,559 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 05:14:01,559 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2022-02-11 05:14:01,559 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 05:14:01,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,588 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,588 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,588 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,589 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,589 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,589 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,590 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,591 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,591 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,591 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,591 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,591 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,591 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,591 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,592 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,592 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,592 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,592 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,592 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,592 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,592 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,593 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,593 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,593 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,593 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,593 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,593 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,594 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,594 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,594 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,594 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,594 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,594 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,594 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,595 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,596 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,598 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,598 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,598 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,599 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~post6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,599 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,599 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,599 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,599 WARN L322 ript$VariableManager]: TermVariable t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,599 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,599 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:14:01,602 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-02-11 05:14:01,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 05:14:01,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 05:14:01,650 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) [2022-02-11 05:14:01,651 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 [2022-02-11 05:14:01,680 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-02-11 05:14:01,684 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-11 05:14:01,684 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-11 05:14:01,770 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:14:01,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:01,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1762378934, now seen corresponding path program 1 times [2022-02-11 05:14:01,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:01,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348119828] [2022-02-11 05:14:01,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:01,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:01,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:01,926 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:01,926 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348119828] [2022-02-11 05:14:01,926 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348119828] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:01,927 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:01,927 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:14:01,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526494305] [2022-02-11 05:14:01,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:01,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:14:01,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:01,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:14:01,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:14:01,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:01,962 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:01,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.0) internal successors, (34), 3 states have internal predecessors, (34), 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) [2022-02-11 05:14:01,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 05:14:02,011 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:14:02,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:02,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1076940034, now seen corresponding path program 1 times [2022-02-11 05:14:02,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:02,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743344559] [2022-02-11 05:14:02,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:02,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:02,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:02,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:02,063 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743344559] [2022-02-11 05:14:02,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743344559] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:02,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:02,064 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:14:02,064 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399897114] [2022-02-11 05:14:02,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:02,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:14:02,065 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:02,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:14:02,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:14:02,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,066 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:02,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.5) internal successors, (39), 3 states have internal predecessors, (39), 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) [2022-02-11 05:14:02,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 05:14:02,096 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:14:02,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:02,096 INFO L85 PathProgramCache]: Analyzing trace with hash -458829827, now seen corresponding path program 1 times [2022-02-11 05:14:02,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:02,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415193587] [2022-02-11 05:14:02,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:02,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:02,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:02,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415193587] [2022-02-11 05:14:02,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415193587] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:02,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:02,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:14:02,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696495905] [2022-02-11 05:14:02,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:02,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:14:02,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:02,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:14:02,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:14:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,158 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:02,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 23.0) internal successors, (46), 3 states have internal predecessors, (46), 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) [2022-02-11 05:14:02,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-11 05:14:02,200 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:14:02,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:02,201 INFO L85 PathProgramCache]: Analyzing trace with hash 213422761, now seen corresponding path program 1 times [2022-02-11 05:14:02,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:02,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178448067] [2022-02-11 05:14:02,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:02,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:02,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:02,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:02,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178448067] [2022-02-11 05:14:02,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178448067] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:02,278 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:02,278 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:14:02,278 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259098852] [2022-02-11 05:14:02,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:02,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:14:02,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:02,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:14:02,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:14:02,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,279 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:02,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 3 states have internal predecessors, (51), 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) [2022-02-11 05:14:02,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-11 05:14:02,344 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:14:02,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:02,345 INFO L85 PathProgramCache]: Analyzing trace with hash -284469641, now seen corresponding path program 1 times [2022-02-11 05:14:02,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:02,345 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593392451] [2022-02-11 05:14:02,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:02,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:02,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:02,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593392451] [2022-02-11 05:14:02,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593392451] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:02,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:02,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-11 05:14:02,539 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406147352] [2022-02-11 05:14:02,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:02,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-11 05:14:02,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:02,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-11 05:14:02,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-11 05:14:02,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,541 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:02,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 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) [2022-02-11 05:14:02,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 05:14:02,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-11 05:14:02,706 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:14:02,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:02,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1792215509, now seen corresponding path program 1 times [2022-02-11 05:14:02,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:02,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403654950] [2022-02-11 05:14:02,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:02,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:02,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:02,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:02,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:02,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403654950] [2022-02-11 05:14:02,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403654950] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:02,729 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:02,729 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 05:14:02,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726646265] [2022-02-11 05:14:02,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:02,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:14:02,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:02,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:14:02,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:14:02,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,730 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:02,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2022-02-11 05:14:02,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-11 05:14:02,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-11 05:14:02,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:02,874 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-02-11 05:14:02,875 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2022-02-11 05:14:02,875 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2022-02-11 05:14:02,875 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (0 of 4 remaining) [2022-02-11 05:14:02,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-11 05:14:02,880 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-11 05:14:02,881 INFO L313 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE (1/2) [2022-02-11 05:14:02,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 05:14:02,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 05:14:02,894 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) [2022-02-11 05:14:02,909 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 [2022-02-11 05:14:02,911 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 05:14:02,912 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2022-02-11 05:14:02,912 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-11 05:14:02,962 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:02,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:02,963 INFO L85 PathProgramCache]: Analyzing trace with hash 2062876079, now seen corresponding path program 1 times [2022-02-11 05:14:02,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:02,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1504690529] [2022-02-11 05:14:02,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:02,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:03,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1504690529] [2022-02-11 05:14:03,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1504690529] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:14:03,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38199334] [2022-02-11 05:14:03,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-11 05:14:03,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-11 05:14:03,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-11 05:14:03,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,024 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.0) internal successors, (36), 2 states have internal predecessors, (36), 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) [2022-02-11 05:14:03,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-11 05:14:03,036 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1847998782, now seen corresponding path program 1 times [2022-02-11 05:14:03,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713898675] [2022-02-11 05:14:03,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:03,056 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,056 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713898675] [2022-02-11 05:14:03,056 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713898675] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,056 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,056 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:14:03,056 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666564059] [2022-02-11 05:14:03,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:14:03,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:14:03,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:14:03,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,057 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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) [2022-02-11 05:14:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-11 05:14:03,072 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,072 INFO L85 PathProgramCache]: Analyzing trace with hash -292322033, now seen corresponding path program 1 times [2022-02-11 05:14:03,072 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,072 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279200488] [2022-02-11 05:14:03,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:03,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279200488] [2022-02-11 05:14:03,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [279200488] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:14:03,090 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30250978] [2022-02-11 05:14:03,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:14:03,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:14:03,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:14:03,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,091 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 21.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2022-02-11 05:14:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-11 05:14:03,109 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1964825019, now seen corresponding path program 1 times [2022-02-11 05:14:03,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,110 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827219354] [2022-02-11 05:14:03,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:03,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827219354] [2022-02-11 05:14:03,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827219354] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-11 05:14:03,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873280677] [2022-02-11 05:14:03,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 05:14:03,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 05:14:03,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-11 05:14:03,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,202 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 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) [2022-02-11 05:14:03,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-11 05:14:03,337 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,337 INFO L85 PathProgramCache]: Analyzing trace with hash -993380595, now seen corresponding path program 1 times [2022-02-11 05:14:03,337 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,337 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32428277] [2022-02-11 05:14:03,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:03,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32428277] [2022-02-11 05:14:03,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32428277] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,391 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-11 05:14:03,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402965994] [2022-02-11 05:14:03,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-11 05:14:03,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-11 05:14:03,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-02-11 05:14:03,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,392 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 7 states have internal predecessors, (46), 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) [2022-02-11 05:14:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-11 05:14:03,483 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,483 INFO L85 PathProgramCache]: Analyzing trace with hash 540889852, now seen corresponding path program 1 times [2022-02-11 05:14:03,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,484 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188679249] [2022-02-11 05:14:03,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-11 05:14:03,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,513 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188679249] [2022-02-11 05:14:03,513 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188679249] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,513 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,513 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-11 05:14:03,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814178598] [2022-02-11 05:14:03,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-11 05:14:03,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-11 05:14:03,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-02-11 05:14:03,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,514 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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) [2022-02-11 05:14:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 05:14:03,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-11 05:14:03,555 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1977863462, now seen corresponding path program 2 times [2022-02-11 05:14:03,556 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,556 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120555611] [2022-02-11 05:14:03,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:03,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120555611] [2022-02-11 05:14:03,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120555611] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-11 05:14:03,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030939176] [2022-02-11 05:14:03,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-11 05:14:03,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-11 05:14:03,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-11 05:14:03,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,581 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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) [2022-02-11 05:14:03,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-11 05:14:03,582 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 05:14:03,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-11 05:14:03,611 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1826989461, now seen corresponding path program 3 times [2022-02-11 05:14:03,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281580058] [2022-02-11 05:14:03,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,713 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-02-11 05:14:03,714 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,714 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281580058] [2022-02-11 05:14:03,714 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281580058] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:14:03,714 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:14:03,714 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-11 05:14:03,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484727296] [2022-02-11 05:14:03,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:14:03,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-11 05:14:03,714 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:03,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-11 05:14:03,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-02-11 05:14:03,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,715 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:03,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 05:14:03,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-11 05:14:03,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 05:14:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:03,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-11 05:14:03,798 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-02-11 05:14:03,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:14:03,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1730178560, now seen corresponding path program 4 times [2022-02-11 05:14:03,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:14:03,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271682437] [2022-02-11 05:14:03,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:14:03,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:14:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:14:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:03,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:14:03,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271682437] [2022-02-11 05:14:03,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271682437] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-11 05:14:03,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1980974966] [2022-02-11 05:14:03,919 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-11 05:14:03,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 05:14:03,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 05:14:03,956 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) [2022-02-11 05:14:03,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-11 05:14:04,022 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-11 05:14:04,022 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-11 05:14:04,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 14 conjunts are in the unsatisfiable core [2022-02-11 05:14:04,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-11 05:14:04,212 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2022-02-11 05:14:04,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-11 05:14:04,265 INFO L387 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 [2022-02-11 05:14:04,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-11 05:14:04,278 INFO L387 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 [2022-02-11 05:14:04,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-11 05:14:04,311 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-11 05:14:04,340 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_219 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#mutex1~0.base| v_ArrVal_219) |c_~#mutex2~0.base|) |c_~#mutex2~0.offset|) 0))) is different from false [2022-02-11 05:14:04,357 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_219 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#mutex1~0.base| v_ArrVal_219) |c_~#mutex2~0.base|) |c_~#mutex2~0.offset|) 0))) (= |c_ULTIMATE.start_main_#t~nondet11#1| 0)) is different from false [2022-02-11 05:14:04,370 WARN L838 $PredicateComparison]: unable to prove that (or (forall ((v_ArrVal_219 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#mutex1~0.base| v_ArrVal_219) |c_~#mutex2~0.base|) |c_~#mutex2~0.offset|) 0))) (= (select (select |c_#pthreadsMutex| |c_~#mutex2~0.base|) |c_~#mutex2~0.offset|) 0)) is different from false [2022-02-11 05:14:04,377 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-11 05:14:04,377 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 19 treesize of output 20 [2022-02-11 05:14:04,384 INFO L387 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 33 treesize of output 25 [2022-02-11 05:14:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2022-02-11 05:14:04,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1980974966] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-11 05:14:04,454 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-11 05:14:04,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 15 [2022-02-11 05:14:04,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176213568] [2022-02-11 05:14:04,455 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-11 05:14:04,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-11 05:14:04,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:14:04,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-11 05:14:04,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=92, Unknown=3, NotChecked=66, Total=210 [2022-02-11 05:14:04,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:04,456 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:14:04,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.466666666666667) internal successors, (112), 15 states have internal predecessors, (112), 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) [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:04,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:04,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:14:04,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:04,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:14:04,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-11 05:14:04,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:04,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-02-11 05:14:04,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:04,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:14:04,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-11 05:14:04,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-02-11 05:14:04,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2022-02-11 05:14:04,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (1 of 4 remaining) [2022-02-11 05:14:04,627 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 4 remaining) [2022-02-11 05:14:04,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-11 05:14:04,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-11 05:14:04,832 INFO L733 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1] [2022-02-11 05:14:04,833 INFO L313 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/2) [2022-02-11 05:14:04,833 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 05:14:04,833 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 05:14:04,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 05:14:04 BasicIcfg [2022-02-11 05:14:04,835 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 05:14:04,836 INFO L158 Benchmark]: Toolchain (without parser) took 4169.36ms. Allocated memory was 202.4MB in the beginning and 243.3MB in the end (delta: 40.9MB). Free memory was 173.2MB in the beginning and 119.0MB in the end (delta: 54.2MB). Peak memory consumption was 94.6MB. Max. memory is 8.0GB. [2022-02-11 05:14:04,836 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 159.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 05:14:04,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.25ms. Allocated memory was 202.4MB in the beginning and 243.3MB in the end (delta: 40.9MB). Free memory was 173.0MB in the beginning and 205.0MB in the end (delta: -32.0MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. [2022-02-11 05:14:04,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.41ms. Allocated memory is still 243.3MB. Free memory was 205.0MB in the beginning and 202.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 05:14:04,836 INFO L158 Benchmark]: Boogie Preprocessor took 17.42ms. Allocated memory is still 243.3MB. Free memory was 202.9MB in the beginning and 201.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-11 05:14:04,837 INFO L158 Benchmark]: RCFGBuilder took 428.18ms. Allocated memory is still 243.3MB. Free memory was 201.3MB in the beginning and 187.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-02-11 05:14:04,837 INFO L158 Benchmark]: TraceAbstraction took 3292.86ms. Allocated memory is still 243.3MB. Free memory was 186.7MB in the beginning and 119.0MB in the end (delta: 67.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. [2022-02-11 05:14:04,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 202.4MB. Free memory is still 159.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 379.25ms. Allocated memory was 202.4MB in the beginning and 243.3MB in the end (delta: 40.9MB). Free memory was 173.0MB in the beginning and 205.0MB in the end (delta: -32.0MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.41ms. Allocated memory is still 243.3MB. Free memory was 205.0MB in the beginning and 202.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.42ms. Allocated memory is still 243.3MB. Free memory was 202.9MB in the beginning and 201.3MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 428.18ms. Allocated memory is still 243.3MB. Free memory was 201.3MB in the beginning and 187.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 3292.86ms. Allocated memory is still 243.3MB. Free memory was 186.7MB in the beginning and 119.0MB in the end (delta: 67.7MB). Peak memory consumption was 69.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1920, positive: 1814, positive conditional: 414, positive unconditional: 1400, negative: 106, negative conditional: 63, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1864, positive: 1814, positive conditional: 414, positive unconditional: 1400, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1864, positive: 1814, positive conditional: 414, positive unconditional: 1400, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1879, positive: 1814, positive conditional: 375, positive unconditional: 1439, negative: 65, negative conditional: 15, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1879, positive: 1814, positive conditional: 195, positive unconditional: 1619, negative: 65, negative conditional: 9, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1879, positive: 1814, positive conditional: 195, positive unconditional: 1619, negative: 65, negative conditional: 9, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1402, positive: 1349, positive conditional: 7, positive unconditional: 1342, negative: 53, negative conditional: 9, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1402, positive: 1322, positive conditional: 0, positive unconditional: 1322, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 27, positive conditional: 7, positive unconditional: 20, negative: 53, negative conditional: 9, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 187, positive: 75, positive conditional: 13, positive unconditional: 62, negative: 111, negative conditional: 28, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1879, positive: 465, positive conditional: 188, positive unconditional: 277, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 1402, unknown conditional: 16, unknown unconditional: 1386] , Statistics on independence cache: Total cache size (in pairs): 1402, Positive cache size: 1349, Positive conditional cache size: 7, Positive unconditional cache size: 1342, Negative cache size: 53, Negative conditional cache size: 9, Negative unconditional cache size: 44, Eliminated conditions: 186, Maximal queried relation: 3, Independence queries for same thread: 56 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 219, Number of trivial persistent sets: 166, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1443, positive: 1400, positive conditional: 0, positive unconditional: 1400, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1920, positive: 1814, positive conditional: 414, positive unconditional: 1400, negative: 106, negative conditional: 63, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1864, positive: 1814, positive conditional: 414, positive unconditional: 1400, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1864, positive: 1814, positive conditional: 414, positive unconditional: 1400, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1879, positive: 1814, positive conditional: 375, positive unconditional: 1439, negative: 65, negative conditional: 15, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1879, positive: 1814, positive conditional: 195, positive unconditional: 1619, negative: 65, negative conditional: 9, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1879, positive: 1814, positive conditional: 195, positive unconditional: 1619, negative: 65, negative conditional: 9, negative unconditional: 56, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1402, positive: 1349, positive conditional: 7, positive unconditional: 1342, negative: 53, negative conditional: 9, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1402, positive: 1322, positive conditional: 0, positive unconditional: 1322, negative: 80, negative conditional: 0, negative unconditional: 80, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 27, positive conditional: 7, positive unconditional: 20, negative: 53, negative conditional: 9, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 187, positive: 75, positive conditional: 13, positive unconditional: 62, negative: 111, negative conditional: 28, negative unconditional: 84, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1879, positive: 465, positive conditional: 188, positive unconditional: 277, negative: 12, negative conditional: 0, negative unconditional: 12, unknown: 1402, unknown conditional: 16, unknown unconditional: 1386] , Statistics on independence cache: Total cache size (in pairs): 1402, Positive cache size: 1349, Positive conditional cache size: 7, Positive unconditional cache size: 1342, Negative cache size: 53, Negative conditional cache size: 9, Negative unconditional cache size: 44, Eliminated conditions: 186, Maximal queried relation: 3, Independence queries for same thread: 56 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3310, positive: 3071, positive conditional: 1169, positive unconditional: 1902, negative: 239, negative conditional: 193, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3141, positive: 3071, positive conditional: 1169, positive unconditional: 1902, negative: 70, negative conditional: 24, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3141, positive: 3071, positive conditional: 1169, positive unconditional: 1902, negative: 70, negative conditional: 24, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3206, positive: 3071, positive conditional: 1083, positive unconditional: 1988, negative: 135, negative conditional: 65, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3206, positive: 3071, positive conditional: 533, positive unconditional: 2538, negative: 135, negative conditional: 33, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3206, positive: 3071, positive conditional: 533, positive unconditional: 2538, negative: 135, negative conditional: 33, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1893, positive: 1829, positive conditional: 13, positive unconditional: 1816, negative: 64, negative conditional: 17, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1893, positive: 1792, positive conditional: 0, positive unconditional: 1792, negative: 101, negative conditional: 0, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 37, positive conditional: 13, positive unconditional: 24, negative: 64, negative conditional: 17, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 72, positive conditional: 15, positive unconditional: 57, negative: 81, negative conditional: 21, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3206, positive: 1242, positive conditional: 520, positive unconditional: 722, negative: 71, negative conditional: 16, negative unconditional: 55, unknown: 1893, unknown conditional: 30, unknown unconditional: 1863] , Statistics on independence cache: Total cache size (in pairs): 1893, Positive cache size: 1829, Positive conditional cache size: 13, Positive unconditional cache size: 1816, Negative cache size: 64, Negative conditional cache size: 17, Negative unconditional cache size: 47, Eliminated conditions: 582, Maximal queried relation: 5, Independence queries for same thread: 169 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 643, Number of trivial persistent sets: 643, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1948, positive: 1902, positive conditional: 0, positive unconditional: 1902, negative: 46, negative conditional: 0, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3310, positive: 3071, positive conditional: 1169, positive unconditional: 1902, negative: 239, negative conditional: 193, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3141, positive: 3071, positive conditional: 1169, positive unconditional: 1902, negative: 70, negative conditional: 24, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3141, positive: 3071, positive conditional: 1169, positive unconditional: 1902, negative: 70, negative conditional: 24, negative unconditional: 46, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3206, positive: 3071, positive conditional: 1083, positive unconditional: 1988, negative: 135, negative conditional: 65, negative unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3206, positive: 3071, positive conditional: 533, positive unconditional: 2538, negative: 135, negative conditional: 33, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3206, positive: 3071, positive conditional: 533, positive unconditional: 2538, negative: 135, negative conditional: 33, negative unconditional: 102, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1893, positive: 1829, positive conditional: 13, positive unconditional: 1816, negative: 64, negative conditional: 17, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1893, positive: 1792, positive conditional: 0, positive unconditional: 1792, negative: 101, negative conditional: 0, negative unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 101, positive: 37, positive conditional: 13, positive unconditional: 24, negative: 64, negative conditional: 17, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 153, positive: 72, positive conditional: 15, positive unconditional: 57, negative: 81, negative conditional: 21, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3206, positive: 1242, positive conditional: 520, positive unconditional: 722, negative: 71, negative conditional: 16, negative unconditional: 55, unknown: 1893, unknown conditional: 30, unknown unconditional: 1863] , Statistics on independence cache: Total cache size (in pairs): 1893, Positive cache size: 1829, Positive conditional cache size: 13, Positive unconditional cache size: 1816, Negative cache size: 64, Negative conditional cache size: 17, Negative unconditional cache size: 47, Eliminated conditions: 582, Maximal queried relation: 5, Independence queries for same thread: 169 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 684]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 684]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 687]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 702]: 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, 132 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, 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, 280 NumberOfCodeBlocks, 280 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 568 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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, 132 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 42, 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, 0.9s InterpolantComputationTime, 544 NumberOfCodeBlocks, 538 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 598 ConstructedInterpolants, 5 QuantifiedInterpolants, 1852 SizeOfPredicates, 7 NumberOfNonLiveVariables, 160 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 14/20 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 7 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-11 05:14:04,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-02-11 05:14:05,072 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 [2022-02-11 05:14:05,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...