/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_28-base_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-11 05:13:46,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-11 05:13:46,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-11 05:13:46,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-11 05:13:46,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-11 05:13:46,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-11 05:13:46,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-11 05:13:46,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-11 05:13:46,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-11 05:13:46,568 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-11 05:13:46,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-11 05:13:46,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-11 05:13:46,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-11 05:13:46,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-11 05:13:46,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-11 05:13:46,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-11 05:13:46,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-11 05:13:46,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-11 05:13:46,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-11 05:13:46,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-11 05:13:46,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-11 05:13:46,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-11 05:13:46,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-11 05:13:46,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-11 05:13:46,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-11 05:13:46,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-11 05:13:46,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-11 05:13:46,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-11 05:13:46,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-11 05:13:46,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-11 05:13:46,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-11 05:13:46,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-11 05:13:46,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-11 05:13:46,615 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 05:13:46,640 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-11 05:13:46,641 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-11 05:13:46,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-11 05:13:46,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-11 05:13:46,641 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-11 05:13:46,641 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-11 05:13:46,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-11 05:13:46,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-11 05:13:46,642 INFO L138 SettingsManager]: * Use SBE=true [2022-02-11 05:13:46,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-11 05:13:46,642 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-11 05:13:46,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-11 05:13:46,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-11 05:13:46,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-11 05:13:46,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-11 05:13:46,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-11 05:13:46,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-11 05:13:46,643 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-11 05:13:46,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-11 05:13:46,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-11 05:13:46,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-11 05:13:46,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-11 05:13:46,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-11 05:13:46,647 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-11 05:13:46,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-11 05:13:46,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 05:13:46,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-11 05:13:46,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-11 05:13:46,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-11 05:13:46,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-11 05:13:46,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-11 05:13:46,649 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-11 05:13:46,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-11 05:13:46,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-11 05:13:46,650 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-11 05:13:46,650 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2022-02-11 05:13:46,650 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-11 05:13:46,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-11 05:13:46,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-11 05:13:46,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-11 05:13:46,926 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-11 05:13:46,927 INFO L275 PluginConnector]: CDTParser initialized [2022-02-11 05:13:46,928 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_28-base_nr.i [2022-02-11 05:13:46,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/718036845/48a982bc11e8489395f743dd433c91fc/FLAG12ae6108e [2022-02-11 05:13:47,415 INFO L306 CDTParser]: Found 1 translation units. [2022-02-11 05:13:47,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_28-base_nr.i [2022-02-11 05:13:47,453 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/718036845/48a982bc11e8489395f743dd433c91fc/FLAG12ae6108e [2022-02-11 05:13:47,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/718036845/48a982bc11e8489395f743dd433c91fc [2022-02-11 05:13:47,965 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-11 05:13:47,967 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-11 05:13:47,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-11 05:13:47,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-11 05:13:47,972 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-11 05:13:47,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 05:13:47" (1/1) ... [2022-02-11 05:13:47,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5773727b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:47, skipping insertion in model container [2022-02-11 05:13:47,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.02 05:13:47" (1/1) ... [2022-02-11 05:13:47,978 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-11 05:13:48,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-11 05:13:48,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 05:13:48,330 INFO L203 MainTranslator]: Completed pre-run [2022-02-11 05:13:48,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-11 05:13:48,391 INFO L208 MainTranslator]: Completed translation [2022-02-11 05:13:48,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48 WrapperNode [2022-02-11 05:13:48,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-11 05:13:48,392 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-11 05:13:48,392 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-11 05:13:48,392 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-11 05:13:48,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,431 INFO L137 Inliner]: procedures = 265, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-02-11 05:13:48,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-11 05:13:48,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-11 05:13:48,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-11 05:13:48,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-11 05:13:48,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-11 05:13:48,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-11 05:13:48,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-11 05:13:48,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-11 05:13:48,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (1/1) ... [2022-02-11 05:13:48,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-11 05:13:48,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 05:13:48,490 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 05:13:48,498 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 05:13:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-11 05:13:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-11 05:13:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-11 05:13:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-11 05:13:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-11 05:13:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-11 05:13:48,517 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-11 05:13:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-11 05:13:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-11 05:13:48,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-11 05:13:48,518 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 05:13:48,583 INFO L234 CfgBuilder]: Building ICFG [2022-02-11 05:13:48,584 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-11 05:13:48,692 INFO L275 CfgBuilder]: Performing block encoding [2022-02-11 05:13:48,696 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-11 05:13:48,696 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-11 05:13:48,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 05:13:48 BoogieIcfgContainer [2022-02-11 05:13:48,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-11 05:13:48,699 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-11 05:13:48,699 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-11 05:13:48,701 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-11 05:13:48,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.02 05:13:47" (1/3) ... [2022-02-11 05:13:48,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5c3f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 05:13:48, skipping insertion in model container [2022-02-11 05:13:48,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.02 05:13:48" (2/3) ... [2022-02-11 05:13:48,701 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c5c3f21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.02 05:13:48, skipping insertion in model container [2022-02-11 05:13:48,701 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.02 05:13:48" (3/3) ... [2022-02-11 05:13:48,702 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_28-base_nr.i [2022-02-11 05:13:48,705 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-11 05:13:48,705 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-11 05:13:48,705 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-02-11 05:13:48,705 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-11 05:13:48,730 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,731 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,731 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,731 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,731 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,731 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,731 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,731 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,732 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,732 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,732 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,732 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,732 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,732 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,733 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,733 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,733 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,733 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,734 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,734 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,734 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,734 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,734 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,734 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,735 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,736 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,736 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,736 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,736 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,736 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,737 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,737 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,737 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,737 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,738 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,738 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,738 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,738 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,738 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,739 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,739 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,739 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,739 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,739 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,739 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,740 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,740 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,740 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,740 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,740 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,741 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,743 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,743 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,743 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~post33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_##fun~~TO~VOID_#in~#fp#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_good_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,744 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~g~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-11 05:13:48,746 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-11 05:13:48,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 05:13:48,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 05:13:48,777 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 05:13:48,778 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 05:13:48,798 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-02-11 05:13:48,802 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 05:13:48,802 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-11 05:13:48,881 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:13:48,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:48,884 INFO L85 PathProgramCache]: Analyzing trace with hash 151577714, now seen corresponding path program 1 times [2022-02-11 05:13:48,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:48,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303768801] [2022-02-11 05:13:48,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:48,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:48,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:49,021 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 05:13:49,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:49,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303768801] [2022-02-11 05:13:49,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303768801] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:49,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:49,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:13:49,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667569807] [2022-02-11 05:13:49,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:49,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:13:49,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:49,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:13:49,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:13:49,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,061 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:49,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.0) internal successors, (36), 3 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 05:13:49,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-11 05:13:49,138 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:13:49,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:49,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1622984232, now seen corresponding path program 1 times [2022-02-11 05:13:49,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:49,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975378586] [2022-02-11 05:13:49,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:49,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:49,193 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 05:13:49,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:49,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975378586] [2022-02-11 05:13:49,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975378586] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:49,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:49,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:13:49,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437432443] [2022-02-11 05:13:49,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:49,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:13:49,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:49,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:13:49,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:13:49,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,196 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:49,196 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 05:13:49,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-11 05:13:49,214 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:13:49,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:49,214 INFO L85 PathProgramCache]: Analyzing trace with hash 873485001, now seen corresponding path program 1 times [2022-02-11 05:13:49,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:49,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784145091] [2022-02-11 05:13:49,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:49,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:49,257 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 05:13:49,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:49,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784145091] [2022-02-11 05:13:49,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784145091] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:49,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:49,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:13:49,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719632266] [2022-02-11 05:13:49,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:49,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:13:49,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:49,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:13:49,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:13:49,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,259 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:49,259 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 05:13:49,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-11 05:13:49,301 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:13:49,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:49,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1677545723, now seen corresponding path program 1 times [2022-02-11 05:13:49,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:49,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986392752] [2022-02-11 05:13:49,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:49,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:49,449 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 05:13:49,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:49,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986392752] [2022-02-11 05:13:49,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986392752] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:49,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:49,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 05:13:49,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557609534] [2022-02-11 05:13:49,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:49,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 05:13:49,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:49,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 05:13:49,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-11 05:13:49,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,452 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:49,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 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 05:13:49,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:13:49,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-11 05:13:49,587 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE] === [2022-02-11 05:13:49,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:49,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1999307914, now seen corresponding path program 1 times [2022-02-11 05:13:49,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:49,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173699302] [2022-02-11 05:13:49,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:49,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:49,630 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 05:13:49,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:49,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173699302] [2022-02-11 05:13:49,631 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173699302] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:49,631 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:49,631 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 05:13:49,631 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916915672] [2022-02-11 05:13:49,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:49,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:13:49,632 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:49,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:13:49,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:13:49,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,632 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:49,632 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 05:13:49,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:13:49,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:13:49,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 3 remaining) [2022-02-11 05:13:49,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (1 of 3 remaining) [2022-02-11 05:13:49,726 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (0 of 3 remaining) [2022-02-11 05:13:49,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-11 05:13:49,740 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-02-11 05:13:49,741 INFO L313 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE (1/2) [2022-02-11 05:13:49,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-11 05:13:49,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-11 05:13:49,745 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 05:13:49,746 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 05:13:49,778 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-02-11 05:13:49,779 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 05:13:49,779 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-02-11 05:13:49,830 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 05:13:49,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:49,831 INFO L85 PathProgramCache]: Analyzing trace with hash -51075988, now seen corresponding path program 1 times [2022-02-11 05:13:49,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:49,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918870735] [2022-02-11 05:13:49,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:49,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:49,862 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 05:13:49,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:49,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918870735] [2022-02-11 05:13:49,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918870735] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:49,862 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:49,862 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:13:49,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701973763] [2022-02-11 05:13:49,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:49,863 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:13:49,863 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:49,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:13:49,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:13:49,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,863 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:49,864 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 05:13:49,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-11 05:13:49,890 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 05:13:49,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:49,890 INFO L85 PathProgramCache]: Analyzing trace with hash 939665729, now seen corresponding path program 1 times [2022-02-11 05:13:49,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:49,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824537991] [2022-02-11 05:13:49,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:49,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:49,932 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 05:13:49,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:49,934 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824537991] [2022-02-11 05:13:49,934 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824537991] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:49,934 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:49,934 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-11 05:13:49,934 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004520333] [2022-02-11 05:13:49,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:49,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:13:49,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:49,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:13:49,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:13:49,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,935 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:49,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-11 05:13:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,936 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:49,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:49,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-11 05:13:49,969 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 05:13:49,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:49,969 INFO L85 PathProgramCache]: Analyzing trace with hash 620680917, now seen corresponding path program 1 times [2022-02-11 05:13:49,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:49,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754347220] [2022-02-11 05:13:49,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:49,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:50,068 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 05:13:50,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:50,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754347220] [2022-02-11 05:13:50,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754347220] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:50,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:50,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-11 05:13:50,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017140014] [2022-02-11 05:13:50,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:50,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-11 05:13:50,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:50,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-11 05:13:50,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-02-11 05:13:50,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:50,071 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:50,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 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 05:13:50,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:50,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:13:50,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-11 05:13:50,180 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION] === [2022-02-11 05:13:50,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-11 05:13:50,180 INFO L85 PathProgramCache]: Analyzing trace with hash -618725294, now seen corresponding path program 1 times [2022-02-11 05:13:50,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-11 05:13:50,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639814981] [2022-02-11 05:13:50,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-11 05:13:50,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-11 05:13:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-11 05:13:50,239 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 05:13:50,240 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-11 05:13:50,240 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639814981] [2022-02-11 05:13:50,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639814981] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-11 05:13:50,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-11 05:13:50,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-11 05:13:50,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635579187] [2022-02-11 05:13:50,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-11 05:13:50,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-11 05:13:50,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-11 05:13:50,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-11 05:13:50,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-11 05:13:50,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:50,241 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-11 05:13:50,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 05:13:50,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:13:50,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-11 05:13:50,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-11 05:13:50,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-11 05:13:50,284 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (2 of 3 remaining) [2022-02-11 05:13:50,284 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (1 of 3 remaining) [2022-02-11 05:13:50,284 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 3 remaining) [2022-02-11 05:13:50,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-11 05:13:50,287 INFO L733 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-02-11 05:13:50,287 INFO L313 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE (2/2) [2022-02-11 05:13:50,293 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-11 05:13:50,293 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-11 05:13:50,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.02 05:13:50 BasicIcfg [2022-02-11 05:13:50,297 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-11 05:13:50,297 INFO L158 Benchmark]: Toolchain (without parser) took 2329.73ms. Allocated memory was 201.3MB in the beginning and 242.2MB in the end (delta: 40.9MB). Free memory was 176.0MB in the beginning and 200.7MB in the end (delta: -24.7MB). Peak memory consumption was 15.4MB. Max. memory is 8.0GB. [2022-02-11 05:13:50,297 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 201.3MB. Free memory is still 164.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 05:13:50,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 421.67ms. Allocated memory is still 201.3MB. Free memory was 175.7MB in the beginning and 156.2MB in the end (delta: 19.4MB). Peak memory consumption was 21.7MB. Max. memory is 8.0GB. [2022-02-11 05:13:50,297 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.79ms. Allocated memory is still 201.3MB. Free memory was 156.2MB in the beginning and 154.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-11 05:13:50,298 INFO L158 Benchmark]: Boogie Preprocessor took 13.90ms. Allocated memory is still 201.3MB. Free memory was 154.1MB in the beginning and 152.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-11 05:13:50,298 INFO L158 Benchmark]: RCFGBuilder took 250.92ms. Allocated memory is still 201.3MB. Free memory was 152.7MB in the beginning and 140.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-11 05:13:50,298 INFO L158 Benchmark]: TraceAbstraction took 1598.03ms. Allocated memory was 201.3MB in the beginning and 242.2MB in the end (delta: 40.9MB). Free memory was 139.9MB in the beginning and 200.7MB in the end (delta: -60.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-11 05:13:50,299 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 201.3MB. Free memory is still 164.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 421.67ms. Allocated memory is still 201.3MB. Free memory was 175.7MB in the beginning and 156.2MB in the end (delta: 19.4MB). Peak memory consumption was 21.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 39.79ms. Allocated memory is still 201.3MB. Free memory was 156.2MB in the beginning and 154.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 13.90ms. Allocated memory is still 201.3MB. Free memory was 154.1MB in the beginning and 152.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 250.92ms. Allocated memory is still 201.3MB. Free memory was 152.7MB in the beginning and 140.5MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 1598.03ms. Allocated memory was 201.3MB in the beginning and 242.2MB in the end (delta: 40.9MB). Free memory was 139.9MB in the beginning and 200.7MB in the end (delta: -60.8MB). There was no memory consumed. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1423, positive: 1357, positive conditional: 346, positive unconditional: 1011, negative: 66, negative conditional: 38, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1392, positive: 1357, positive conditional: 346, positive unconditional: 1011, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1392, positive: 1357, positive conditional: 346, positive unconditional: 1011, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1407, positive: 1357, positive conditional: 324, positive unconditional: 1033, negative: 50, negative conditional: 15, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1407, positive: 1357, positive conditional: 147, positive unconditional: 1210, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1407, positive: 1357, positive conditional: 147, positive unconditional: 1210, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1052, positive: 1017, positive conditional: 6, positive unconditional: 1011, negative: 35, negative conditional: 6, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1052, positive: 995, positive conditional: 0, positive unconditional: 995, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 22, positive conditional: 6, positive unconditional: 16, negative: 35, negative conditional: 6, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 75, positive conditional: 9, positive unconditional: 66, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1407, positive: 340, positive conditional: 141, positive unconditional: 199, negative: 15, negative conditional: 1, negative unconditional: 14, unknown: 1052, unknown conditional: 12, unknown unconditional: 1040] , Statistics on independence cache: Total cache size (in pairs): 1052, Positive cache size: 1017, Positive conditional cache size: 6, Positive unconditional cache size: 1011, Negative cache size: 35, Negative conditional cache size: 6, Negative unconditional cache size: 29, Eliminated conditions: 185, Maximal queried relation: 3, Independence queries for same thread: 31 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 195, Number of trivial persistent sets: 142, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1039, positive: 1011, positive conditional: 0, positive unconditional: 1011, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1423, positive: 1357, positive conditional: 346, positive unconditional: 1011, negative: 66, negative conditional: 38, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1392, positive: 1357, positive conditional: 346, positive unconditional: 1011, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1392, positive: 1357, positive conditional: 346, positive unconditional: 1011, negative: 35, negative conditional: 7, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1407, positive: 1357, positive conditional: 324, positive unconditional: 1033, negative: 50, negative conditional: 15, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1407, positive: 1357, positive conditional: 147, positive unconditional: 1210, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1407, positive: 1357, positive conditional: 147, positive unconditional: 1210, negative: 50, negative conditional: 7, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1052, positive: 1017, positive conditional: 6, positive unconditional: 1011, negative: 35, negative conditional: 6, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1052, positive: 995, positive conditional: 0, positive unconditional: 995, negative: 57, negative conditional: 0, negative unconditional: 57, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 57, positive: 22, positive conditional: 6, positive unconditional: 16, negative: 35, negative conditional: 6, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 75, positive conditional: 9, positive unconditional: 66, negative: 69, negative conditional: 8, negative unconditional: 60, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1407, positive: 340, positive conditional: 141, positive unconditional: 199, negative: 15, negative conditional: 1, negative unconditional: 14, unknown: 1052, unknown conditional: 12, unknown unconditional: 1040] , Statistics on independence cache: Total cache size (in pairs): 1052, Positive cache size: 1017, Positive conditional cache size: 6, Positive unconditional cache size: 1011, Negative cache size: 35, Negative conditional cache size: 6, Negative unconditional cache size: 29, Eliminated conditions: 185, Maximal queried relation: 3, Independence queries for same thread: 31 - 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: 1348, positive: 1293, positive conditional: 260, positive unconditional: 1033, negative: 55, negative conditional: 26, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1327, positive: 1293, positive conditional: 260, positive unconditional: 1033, negative: 34, negative conditional: 5, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1327, positive: 1293, positive conditional: 260, positive unconditional: 1033, negative: 34, negative conditional: 5, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1335, positive: 1293, positive conditional: 221, positive unconditional: 1072, negative: 42, negative conditional: 8, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1335, positive: 1293, positive conditional: 134, positive unconditional: 1159, negative: 42, negative conditional: 6, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1335, positive: 1293, positive conditional: 134, positive unconditional: 1159, negative: 42, negative conditional: 6, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1075, positive: 1039, positive conditional: 6, positive unconditional: 1033, negative: 36, negative conditional: 6, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1075, positive: 1017, positive conditional: 0, positive unconditional: 1017, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 22, positive conditional: 6, positive unconditional: 16, negative: 36, negative conditional: 6, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 56, positive conditional: 8, positive unconditional: 48, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1335, positive: 254, positive conditional: 128, positive unconditional: 126, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 1075, unknown conditional: 12, unknown unconditional: 1063] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1039, Positive conditional cache size: 6, Positive unconditional cache size: 1033, Negative cache size: 36, Negative conditional cache size: 6, Negative unconditional cache size: 30, Eliminated conditions: 89, Maximal queried relation: 2, Independence queries for same thread: 21 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 168, Number of trivial persistent sets: 142, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1062, positive: 1033, positive conditional: 0, positive unconditional: 1033, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1348, positive: 1293, positive conditional: 260, positive unconditional: 1033, negative: 55, negative conditional: 26, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1327, positive: 1293, positive conditional: 260, positive unconditional: 1033, negative: 34, negative conditional: 5, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1327, positive: 1293, positive conditional: 260, positive unconditional: 1033, negative: 34, negative conditional: 5, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1335, positive: 1293, positive conditional: 221, positive unconditional: 1072, negative: 42, negative conditional: 8, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1335, positive: 1293, positive conditional: 134, positive unconditional: 1159, negative: 42, negative conditional: 6, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1335, positive: 1293, positive conditional: 134, positive unconditional: 1159, negative: 42, negative conditional: 6, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1075, positive: 1039, positive conditional: 6, positive unconditional: 1033, negative: 36, negative conditional: 6, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1075, positive: 1017, positive conditional: 0, positive unconditional: 1017, negative: 58, negative conditional: 0, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 58, positive: 22, positive conditional: 6, positive unconditional: 16, negative: 36, negative conditional: 6, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 120, positive: 56, positive conditional: 8, positive unconditional: 48, negative: 64, negative conditional: 13, negative unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1335, positive: 254, positive conditional: 128, positive unconditional: 126, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 1075, unknown conditional: 12, unknown unconditional: 1063] , Statistics on independence cache: Total cache size (in pairs): 1075, Positive cache size: 1039, Positive conditional cache size: 6, Positive unconditional cache size: 1033, Negative cache size: 36, Negative conditional cache size: 6, Negative unconditional cache size: 30, Eliminated conditions: 89, Maximal queried relation: 2, Independence queries for same thread: 21 - 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: 932]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 924]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 941]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 944]: 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, 120 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, 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, 0.3s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 236 ConstructedInterpolants, 0 QuantifiedInterpolants, 565 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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, 120 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 191 NumberOfCodeBlocks, 191 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 187 ConstructedInterpolants, 0 QuantifiedInterpolants, 478 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-11 05:13:50,336 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 05:13:50,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-11 05:13:50,759 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...