/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -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/pthread/bigshot_p.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-09 14:59:22,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-09 14:59:22,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-09 14:59:22,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-09 14:59:22,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-09 14:59:22,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-09 14:59:22,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-09 14:59:22,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-09 14:59:22,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-09 14:59:22,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-09 14:59:22,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-09 14:59:22,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-09 14:59:22,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-09 14:59:22,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-09 14:59:22,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-09 14:59:22,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-09 14:59:22,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-09 14:59:22,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-09 14:59:22,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-09 14:59:22,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-09 14:59:22,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-09 14:59:22,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-09 14:59:22,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-09 14:59:22,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-09 14:59:22,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-09 14:59:22,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-09 14:59:22,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-09 14:59:22,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-09 14:59:22,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-09 14:59:22,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-09 14:59:22,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-09 14:59:22,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-09 14:59:22,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-09 14:59:22,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-09 14:59:22,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-09 14:59:22,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-09 14:59:22,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-09 14:59:22,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-09 14:59:22,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-09 14:59:22,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-09 14:59:22,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-09 14:59:22,640 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-09 14:59:22,662 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-09 14:59:22,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-09 14:59:22,662 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-09 14:59:22,662 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-09 14:59:22,663 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-09 14:59:22,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-09 14:59:22,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-09 14:59:22,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-09 14:59:22,664 INFO L138 SettingsManager]: * Use SBE=true [2022-11-09 14:59:22,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-09 14:59:22,664 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-09 14:59:22,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-09 14:59:22,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-09 14:59:22,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-09 14:59:22,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-09 14:59:22,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 14:59:22,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-09 14:59:22,667 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-09 14:59:22,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-09 14:59:22,668 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-09 14:59:22,668 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-09 14:59:22,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-09 14:59:22,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-09 14:59:22,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-09 14:59:22,879 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-09 14:59:22,880 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-09 14:59:22,880 INFO L275 PluginConnector]: CDTParser initialized [2022-11-09 14:59:22,881 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/bigshot_p.i [2022-11-09 14:59:22,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0b358d00/1f2e57ae18b54164bb97bffea8602fb0/FLAGacca2e592 [2022-11-09 14:59:23,395 INFO L306 CDTParser]: Found 1 translation units. [2022-11-09 14:59:23,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_p.i [2022-11-09 14:59:23,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0b358d00/1f2e57ae18b54164bb97bffea8602fb0/FLAGacca2e592 [2022-11-09 14:59:23,719 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b0b358d00/1f2e57ae18b54164bb97bffea8602fb0 [2022-11-09 14:59:23,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-09 14:59:23,721 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-09 14:59:23,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-09 14:59:23,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-09 14:59:23,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-09 14:59:23,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:59:23" (1/1) ... [2022-11-09 14:59:23,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ede0b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:23, skipping insertion in model container [2022-11-09 14:59:23,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 02:59:23" (1/1) ... [2022-11-09 14:59:23,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-09 14:59:23,774 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-09 14:59:24,171 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_p.i[55202,55215] [2022-11-09 14:59:24,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 14:59:24,206 INFO L203 MainTranslator]: Completed pre-run [2022-11-09 14:59:24,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_p.i[55202,55215] [2022-11-09 14:59:24,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-09 14:59:24,347 INFO L208 MainTranslator]: Completed translation [2022-11-09 14:59:24,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24 WrapperNode [2022-11-09 14:59:24,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-09 14:59:24,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-09 14:59:24,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-09 14:59:24,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-09 14:59:24,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,402 INFO L138 Inliner]: procedures = 324, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 106 [2022-11-09 14:59:24,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-09 14:59:24,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-09 14:59:24,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-09 14:59:24,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-09 14:59:24,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,422 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,444 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-09 14:59:24,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-09 14:59:24,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-09 14:59:24,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-09 14:59:24,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (1/1) ... [2022-11-09 14:59:24,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-09 14:59:24,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 14:59:24,478 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-09 14:59:24,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-09 14:59:24,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-09 14:59:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-09 14:59:24,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-09 14:59:24,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-09 14:59:24,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-09 14:59:24,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-09 14:59:24,509 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-09 14:59:24,606 INFO L235 CfgBuilder]: Building ICFG [2022-11-09 14:59:24,607 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-09 14:59:24,760 INFO L276 CfgBuilder]: Performing block encoding [2022-11-09 14:59:24,766 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-09 14:59:24,766 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-09 14:59:24,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:59:24 BoogieIcfgContainer [2022-11-09 14:59:24,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-09 14:59:24,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-09 14:59:24,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-09 14:59:24,772 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-09 14:59:24,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 02:59:23" (1/3) ... [2022-11-09 14:59:24,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@574d4391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:59:24, skipping insertion in model container [2022-11-09 14:59:24,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 02:59:24" (2/3) ... [2022-11-09 14:59:24,772 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@574d4391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 02:59:24, skipping insertion in model container [2022-11-09 14:59:24,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 02:59:24" (3/3) ... [2022-11-09 14:59:24,773 INFO L112 eAbstractionObserver]: Analyzing ICFG bigshot_p.i [2022-11-09 14:59:24,779 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-09 14:59:24,785 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-09 14:59:24,785 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-09 14:59:24,785 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-09 14:59:24,854 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-09 14:59:24,884 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 14:59:24,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-09 14:59:24,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-09 14:59:24,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-09 14:59:24,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-09 14:59:24,931 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-09 14:59:24,951 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread2Thread1of1ForFork1 ======== [2022-11-09 14:59:24,955 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@37b1fb1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-09 14:59:24,955 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-09 14:59:25,133 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting thread2Err0ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE] === [2022-11-09 14:59:25,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 14:59:25,137 INFO L85 PathProgramCache]: Analyzing trace with hash -260460029, now seen corresponding path program 1 times [2022-11-09 14:59:25,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 14:59:25,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663797684] [2022-11-09 14:59:25,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 14:59:25,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 14:59:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 14:59:25,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 14:59:25,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 14:59:25,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663797684] [2022-11-09 14:59:25,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663797684] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 14:59:25,349 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 14:59:25,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-09 14:59:25,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641930300] [2022-11-09 14:59:25,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 14:59:25,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 14:59:25,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 14:59:25,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 14:59:25,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 14:59:25,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 14:59:25,376 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 14:59:25,377 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 18.5) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 14:59:25,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 14:59:25,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:25,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-09 14:59:25,437 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE] === [2022-11-09 14:59:25,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 14:59:25,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1556607056, now seen corresponding path program 1 times [2022-11-09 14:59:25,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 14:59:25,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264687891] [2022-11-09 14:59:25,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 14:59:25,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 14:59:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 14:59:25,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 14:59:25,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 14:59:25,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264687891] [2022-11-09 14:59:25,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264687891] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 14:59:25,560 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 14:59:25,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-09 14:59:25,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371034935] [2022-11-09 14:59:25,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 14:59:25,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-09 14:59:25,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 14:59:25,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-09 14:59:25,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-09 14:59:25,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 14:59:25,562 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 14:59:25,562 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 14:59:25,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:25,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 14:59:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:25,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:25,589 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-09 14:59:25,589 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE] === [2022-11-09 14:59:25,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 14:59:25,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1883830060, now seen corresponding path program 2 times [2022-11-09 14:59:25,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 14:59:25,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576687165] [2022-11-09 14:59:25,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 14:59:25,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 14:59:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-09 14:59:25,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-09 14:59:25,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-09 14:59:25,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576687165] [2022-11-09 14:59:25,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576687165] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-09 14:59:25,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-09 14:59:25,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-09 14:59:25,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024789883] [2022-11-09 14:59:25,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-09 14:59:25,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-09 14:59:25,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-09 14:59:25,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-09 14:59:25,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-09 14:59:25,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-09 14:59:25,952 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-09 14:59:25,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-09 14:59:25,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:25,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:25,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-09 14:59:26,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:26,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-09 14:59:26,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-09 14:59:26,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-09 14:59:26,018 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err1ASSERT_VIOLATIONDATA_RACE === [thread2Err0ASSERT_VIOLATIONDATA_RACE, thread2Err1ASSERT_VIOLATIONDATA_RACE] === [2022-11-09 14:59:26,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-09 14:59:26,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1590427053, now seen corresponding path program 1 times [2022-11-09 14:59:26,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-09 14:59:26,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005413460] [2022-11-09 14:59:26,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-09 14:59:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-09 14:59:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-09 14:59:26,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-09 14:59:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-09 14:59:26,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-09 14:59:26,088 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-09 14:59:26,089 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2022-11-09 14:59:26,090 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location thread2Err0ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2022-11-09 14:59:26,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-09 14:59:26,100 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2022-11-09 14:59:26,101 INFO L307 ceAbstractionStarter]: Result for error location thread2Thread1of1ForFork1 was UNSAFE,UNKNOWN (1/3) [2022-11-09 14:59:26,104 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-09 14:59:26,104 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-09 14:59:26,130 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,131 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,131 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,131 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,131 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,132 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,132 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,132 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,132 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,132 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,132 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,132 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,133 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,133 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,133 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,133 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,133 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,133 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 02:59:26 BasicIcfg [2022-11-09 14:59:26,149 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-09 14:59:26,149 INFO L158 Benchmark]: Toolchain (without parser) took 2427.66ms. Allocated memory was 212.9MB in the beginning and 285.2MB in the end (delta: 72.4MB). Free memory was 183.8MB in the beginning and 126.7MB in the end (delta: 57.2MB). Peak memory consumption was 128.7MB. Max. memory is 8.0GB. [2022-11-09 14:59:26,149 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 212.9MB. Free memory is still 171.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-09 14:59:26,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 625.08ms. Allocated memory was 212.9MB in the beginning and 285.2MB in the end (delta: 72.4MB). Free memory was 183.6MB in the beginning and 234.8MB in the end (delta: -51.3MB). Peak memory consumption was 23.4MB. Max. memory is 8.0GB. [2022-11-09 14:59:26,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.47ms. Allocated memory is still 285.2MB. Free memory was 234.8MB in the beginning and 232.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-09 14:59:26,150 INFO L158 Benchmark]: Boogie Preprocessor took 43.88ms. Allocated memory is still 285.2MB. Free memory was 232.1MB in the beginning and 230.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-11-09 14:59:26,150 INFO L158 Benchmark]: RCFGBuilder took 320.36ms. Allocated memory is still 285.2MB. Free memory was 230.3MB in the beginning and 213.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-11-09 14:59:26,151 INFO L158 Benchmark]: TraceAbstraction took 1379.66ms. Allocated memory is still 285.2MB. Free memory was 213.2MB in the beginning and 126.7MB in the end (delta: 86.5MB). Peak memory consumption was 87.5MB. Max. memory is 8.0GB. [2022-11-09 14:59:26,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 212.9MB. Free memory is still 171.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 625.08ms. Allocated memory was 212.9MB in the beginning and 285.2MB in the end (delta: 72.4MB). Free memory was 183.6MB in the beginning and 234.8MB in the end (delta: -51.3MB). Peak memory consumption was 23.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 53.47ms. Allocated memory is still 285.2MB. Free memory was 234.8MB in the beginning and 232.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.88ms. Allocated memory is still 285.2MB. Free memory was 232.1MB in the beginning and 230.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 320.36ms. Allocated memory is still 285.2MB. Free memory was 230.3MB in the beginning and 213.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 1379.66ms. Allocated memory is still 285.2MB. Free memory was 213.2MB in the beginning and 126.7MB in the end (delta: 86.5MB). Peak memory consumption was 87.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1415, positive: 1381, positive conditional: 268, positive unconditional: 1113, negative: 34, negative conditional: 20, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1400, positive: 1381, positive conditional: 268, positive unconditional: 1113, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1400, positive: 1381, positive conditional: 268, positive unconditional: 1113, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1416, positive: 1381, positive conditional: 5, positive unconditional: 1376, negative: 35, negative conditional: 11, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1416, positive: 1381, positive conditional: 5, positive unconditional: 1376, negative: 35, negative conditional: 5, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1416, positive: 1381, positive conditional: 5, positive unconditional: 1376, negative: 35, negative conditional: 5, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1133, positive: 1115, positive conditional: 2, positive unconditional: 1113, negative: 18, negative conditional: 2, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1133, positive: 1112, positive conditional: 0, positive unconditional: 1112, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 18, negative conditional: 2, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 33, positive conditional: 2, positive unconditional: 31, negative: 62, negative conditional: 4, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1416, positive: 266, positive conditional: 3, positive unconditional: 263, negative: 17, negative conditional: 3, negative unconditional: 14, unknown: 1133, unknown conditional: 4, unknown unconditional: 1129] , Statistics on independence cache: Total cache size (in pairs): 1133, Positive cache size: 1115, Positive conditional cache size: 2, Positive unconditional cache size: 1113, Negative cache size: 18, Negative conditional cache size: 2, Negative unconditional cache size: 16, Eliminated conditions: 6, Maximal queried relation: 3, Independence queries for same thread: 15 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 85, Number of trivial persistent sets: 75, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1127, positive: 1113, positive conditional: 0, positive unconditional: 1113, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1415, positive: 1381, positive conditional: 268, positive unconditional: 1113, negative: 34, negative conditional: 20, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1400, positive: 1381, positive conditional: 268, positive unconditional: 1113, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1400, positive: 1381, positive conditional: 268, positive unconditional: 1113, negative: 19, negative conditional: 5, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1416, positive: 1381, positive conditional: 5, positive unconditional: 1376, negative: 35, negative conditional: 11, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1416, positive: 1381, positive conditional: 5, positive unconditional: 1376, negative: 35, negative conditional: 5, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1416, positive: 1381, positive conditional: 5, positive unconditional: 1376, negative: 35, negative conditional: 5, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1133, positive: 1115, positive conditional: 2, positive unconditional: 1113, negative: 18, negative conditional: 2, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1133, positive: 1112, positive conditional: 0, positive unconditional: 1112, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 3, positive conditional: 2, positive unconditional: 1, negative: 18, negative conditional: 2, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, positive: 33, positive conditional: 2, positive unconditional: 31, negative: 62, negative conditional: 4, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1416, positive: 266, positive conditional: 3, positive unconditional: 263, negative: 17, negative conditional: 3, negative unconditional: 14, unknown: 1133, unknown conditional: 4, unknown unconditional: 1129] , Statistics on independence cache: Total cache size (in pairs): 1133, Positive cache size: 1115, Positive conditional cache size: 2, Positive unconditional cache size: 1113, Negative cache size: 18, Negative conditional cache size: 2, Negative unconditional cache size: 16, Eliminated conditions: 6, Maximal queried relation: 3, Independence queries for same thread: 15 - DataRaceFoundResult [Line: 1116]: Data race detected [2022-11-09 14:59:26,163 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,164 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,165 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,165 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,165 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,165 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,165 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,165 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,182 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,182 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,182 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,191 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,191 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,191 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,192 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,193 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,193 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,193 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,193 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2022-11-09 14:59:26,193 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled Data race detected The following path leads to a data race: [L1108] 0 char *v; VAL [v={0:0}] [L1121] 0 pthread_t t1, t2; VAL [t1={10:0}, t2={9:0}, v={0:0}] [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [pthread_create(&t1, 0, thread1, 0)=-1, t1={10:0}, t2={9:0}, v={0:0}] [L1123] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [pthread_create(&t2, 0, thread2, 0)=0, t1={10:0}, t2={9:0}, v={0:0}] [L1116] 2 \read(*v) VAL [arg={0:0}, arg={0:0}, v={0:0}] [L1116] 2 \read(*v) VAL [arg={0:0}, arg={0:0}, v={0:0}] [L1124] EXPR 0 \read(t1) VAL [\read(t1)=-1, t1={10:0}, t2={9:0}, v={0:0}] [L1124] 0 pthread_join(t1, 0) VAL [\read(t1)=-1, t1={10:0}, t2={9:0}, v={0:0}] [L1111] EXPR, FCALL 1 calloc(8, sizeof(char)) [L1111] 1 v = calloc(8, sizeof(char)) VAL [arg={0:0}, arg={0:0}, calloc(8, sizeof(char))={-2:0}, v={-2:0}] [L1116] COND TRUE 2 \read(*v) VAL [arg={0:0}, arg={0:0}, v={-2:0}] [L1116] 2 strcpy(v, "Bigshot") VAL [arg={0:0}, arg={0:0}, v={-2:0}] Now there is a data race on ~v~0 between C: v = calloc(8, sizeof(char)) [1111] and C: strcpy(v, "Bigshot") [1116] - UnprovableResult [Line: 1116]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 166 locations, 13 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 0.5s InterpolantComputationTime, 208 NumberOfCodeBlocks, 208 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 351 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-09 14:59:26,228 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 [2022-11-09 14:59:26,431 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...