/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-2_2b-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 12:10:30,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 12:10:30,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 12:10:30,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-10 12:10:30,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 12:10:30,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 12:10:30,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 12:10:30,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 12:10:30,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 12:10:30,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 12:10:30,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 12:10:30,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 12:10:30,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 12:10:30,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 12:10:30,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 12:10:30,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 12:10:30,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-11-10 12:10:30,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 12:10:30,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 12:10:30,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 12:10:30,291 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 12:10:30,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 12:10:30,317 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 12:10:30,317 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 12:10:30,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 12:10:30,318 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 12:10:30,318 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 12:10:30,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 12:10:30,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 12:10:30,318 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 12:10:30,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 12:10:30,319 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 12:10:30,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 12:10:30,320 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 12:10:30,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 12:10:30,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 12:10:30,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 12:10:30,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 12:10:30,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 12:10:30,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:10:30,321 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 12:10:30,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 12:10:30,322 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 12:10:30,322 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 12:10:30,322 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 12:10:30,322 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 12:10:30,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 12:10:30,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 12:10:30,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 12:10:30,596 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 12:10:30,597 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 12:10:30,597 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_2b-container_of.i [2022-11-10 12:10:30,656 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05d2940a9/f39e6456efe44694bef370e3058045cf/FLAG027bb517f [2022-11-10 12:10:31,187 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 12:10:31,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2b-container_of.i [2022-11-10 12:10:31,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05d2940a9/f39e6456efe44694bef370e3058045cf/FLAG027bb517f [2022-11-10 12:10:31,459 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05d2940a9/f39e6456efe44694bef370e3058045cf [2022-11-10 12:10:31,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 12:10:31,473 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 12:10:31,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 12:10:31,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 12:10:31,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 12:10:31,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:10:31" (1/1) ... [2022-11-10 12:10:31,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bc9385e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:31, skipping insertion in model container [2022-11-10 12:10:31,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:10:31" (1/1) ... [2022-11-10 12:10:31,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 12:10:31,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 12:10:32,064 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2b-container_of.i[76077,76090] [2022-11-10 12:10:32,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:10:32,143 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 12:10:32,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_2b-container_of.i[76077,76090] [2022-11-10 12:10:32,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 12:10:32,327 INFO L208 MainTranslator]: Completed translation [2022-11-10 12:10:32,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32 WrapperNode [2022-11-10 12:10:32,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 12:10:32,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 12:10:32,329 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 12:10:32,329 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 12:10:32,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,410 INFO L138 Inliner]: procedures = 481, calls = 41, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 173 [2022-11-10 12:10:32,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 12:10:32,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 12:10:32,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 12:10:32,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 12:10:32,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,468 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 12:10:32,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 12:10:32,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 12:10:32,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 12:10:32,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (1/1) ... [2022-11-10 12:10:32,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 12:10:32,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:10:32,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-10 12:10:32,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-10 12:10:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 12:10:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-10 12:10:32,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 12:10:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-10 12:10:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 12:10:32,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 12:10:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-10 12:10:32,569 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-10 12:10:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 12:10:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 12:10:32,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 12:10:32,570 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 12:10:32,886 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 12:10:32,888 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 12:10:33,184 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 12:10:33,192 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 12:10:33,193 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-10 12:10:33,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:10:33 BoogieIcfgContainer [2022-11-10 12:10:33,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 12:10:33,197 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 12:10:33,197 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 12:10:33,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 12:10:33,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 12:10:31" (1/3) ... [2022-11-10 12:10:33,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6162a963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:10:33, skipping insertion in model container [2022-11-10 12:10:33,200 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:32" (2/3) ... [2022-11-10 12:10:33,201 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6162a963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 12:10:33, skipping insertion in model container [2022-11-10 12:10:33,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:10:33" (3/3) ... [2022-11-10 12:10:33,202 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_2b-container_of.i [2022-11-10 12:10:33,209 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 12:10:33,216 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 12:10:33,217 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-11-10 12:10:33,217 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 12:10:33,285 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-10 12:10:33,343 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 12:10:33,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 12:10:33,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 12:10:33,351 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 12:10:33,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-10 12:10:33,380 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 12:10:33,387 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == my_callbackThread1of1ForFork0 ======== [2022-11-10 12:10:33,391 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;@91e0d4a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 12:10:33,392 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-10 12:10:33,651 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting my_callbackErr0ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:10:33,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:10:33,656 INFO L85 PathProgramCache]: Analyzing trace with hash -2013835574, now seen corresponding path program 1 times [2022-11-10 12:10:33,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:10:33,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537284850] [2022-11-10 12:10:33,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:10:33,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:10:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:10:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:10:34,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:10:34,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537284850] [2022-11-10 12:10:34,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537284850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:10:34,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:10:34,618 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:10:34,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090488395] [2022-11-10 12:10:34,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:10:34,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:10:34,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:10:34,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:10:34,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:10:34,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:34,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:10:34,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:10:34,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:34,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:34,748 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 12:10:34,748 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting my_callbackErr1ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:10:34,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:10:34,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1125409323, now seen corresponding path program 1 times [2022-11-10 12:10:34,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:10:34,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85106315] [2022-11-10 12:10:34,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:10:34,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:10:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:10:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:10:35,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:10:35,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85106315] [2022-11-10 12:10:35,286 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85106315] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:10:35,287 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:10:35,287 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:10:35,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813665418] [2022-11-10 12:10:35,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:10:35,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:10:35,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:10:35,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:10:35,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:10:35,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:35,291 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:10:35,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:10:35,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:35,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:35,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:35,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:35,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 12:10:35,426 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:10:35,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:10:35,427 INFO L85 PathProgramCache]: Analyzing trace with hash 88804530, now seen corresponding path program 1 times [2022-11-10 12:10:35,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:10:35,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688810223] [2022-11-10 12:10:35,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:10:35,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:10:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:10:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:10:35,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:10:35,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688810223] [2022-11-10 12:10:35,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688810223] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:10:35,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:10:35,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-10 12:10:35,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704411497] [2022-11-10 12:10:35,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:10:35,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:10:35,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:10:35,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:10:35,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:10:35,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:35,929 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:10:35,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:10:35,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:35,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:35,934 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:36,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:36,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:36,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:36,088 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-10 12:10:36,089 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:10:36,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:10:36,090 INFO L85 PathProgramCache]: Analyzing trace with hash 805836742, now seen corresponding path program 1 times [2022-11-10 12:10:36,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:10:36,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359430498] [2022-11-10 12:10:36,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:10:36,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:10:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:10:38,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:10:38,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:10:38,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359430498] [2022-11-10 12:10:38,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359430498] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:10:38,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:10:38,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-11-10 12:10:38,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391116280] [2022-11-10 12:10:38,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:10:38,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-10 12:10:38,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:10:38,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-10 12:10:38,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-11-10 12:10:38,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:38,642 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:10:38,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 6.352941176470588) internal successors, (108), 18 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:10:38,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:38,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:38,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:38,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-10 12:10:39,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-10 12:10:39,322 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:10:39,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:10:39,323 INFO L85 PathProgramCache]: Analyzing trace with hash -618664372, now seen corresponding path program 1 times [2022-11-10 12:10:39,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:10:39,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598551236] [2022-11-10 12:10:39,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:10:39,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:10:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:10:39,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:10:39,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:10:39,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598551236] [2022-11-10 12:10:39,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598551236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:10:39,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:10:39,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-10 12:10:39,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964371188] [2022-11-10 12:10:39,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:10:39,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-10 12:10:39,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:10:39,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-10 12:10:39,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-10 12:10:39,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:39,801 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:10:39,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:10:39,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-10 12:10:39,802 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:39,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-10 12:10:39,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:39,906 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-10 12:10:39,906 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:10:39,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:10:39,907 INFO L85 PathProgramCache]: Analyzing trace with hash -815177877, now seen corresponding path program 1 times [2022-11-10 12:10:39,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:10:39,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211555566] [2022-11-10 12:10:39,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:10:39,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:10:39,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 12:10:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 12:10:45,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 12:10:45,427 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211555566] [2022-11-10 12:10:45,427 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211555566] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 12:10:45,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 12:10:45,428 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-11-10 12:10:45,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201986619] [2022-11-10 12:10:45,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 12:10:45,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-10 12:10:45,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 12:10:45,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-10 12:10:45,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=472, Unknown=0, NotChecked=0, Total=552 [2022-11-10 12:10:45,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:45,431 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 12:10:45,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 5.217391304347826) internal successors, (120), 24 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 12:10:45,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:45,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:45,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:45,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-10 12:10:45,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:45,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 12:10:47,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:47,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:47,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:47,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-10 12:10:47,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-10 12:10:47,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-10 12:10:47,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-10 12:10:47,290 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting my_callbackErr2ASSERT_VIOLATIONDATA_RACE === [my_callbackErr0ASSERT_VIOLATIONDATA_RACE, my_callbackErr1ASSERT_VIOLATIONDATA_RACE, my_callbackErr2ASSERT_VIOLATIONDATA_RACE] === [2022-11-10 12:10:47,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 12:10:47,291 INFO L85 PathProgramCache]: Analyzing trace with hash -159192411, now seen corresponding path program 1 times [2022-11-10 12:10:47,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 12:10:47,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780371449] [2022-11-10 12:10:47,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 12:10:47,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 12:10:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-10 12:10:47,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-10 12:10:47,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-10 12:10:47,503 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-10 12:10:47,503 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-10 12:10:47,507 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (2 of 3 remaining) [2022-11-10 12:10:47,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (1 of 3 remaining) [2022-11-10 12:10:47,511 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (0 of 3 remaining) [2022-11-10 12:10:47,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-10 12:10:47,525 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-10 12:10:47,526 INFO L307 ceAbstractionStarter]: Result for error location my_callbackThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN (1/3) [2022-11-10 12:10:47,530 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-10 12:10:47,530 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-10 12:10:47,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 12:10:47 BasicIcfg [2022-11-10 12:10:47,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-10 12:10:47,633 INFO L158 Benchmark]: Toolchain (without parser) took 16160.17ms. Allocated memory was 272.6MB in the beginning and 613.4MB in the end (delta: 340.8MB). Free memory was 244.2MB in the beginning and 290.9MB in the end (delta: -46.6MB). Peak memory consumption was 293.6MB. Max. memory is 8.0GB. [2022-11-10 12:10:47,633 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 196.1MB. Free memory is still 151.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-10 12:10:47,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.32ms. Allocated memory is still 272.6MB. Free memory was 244.2MB in the beginning and 197.8MB in the end (delta: 46.5MB). Peak memory consumption was 47.2MB. Max. memory is 8.0GB. [2022-11-10 12:10:47,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.87ms. Allocated memory is still 272.6MB. Free memory was 197.8MB in the beginning and 193.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-11-10 12:10:47,636 INFO L158 Benchmark]: Boogie Preprocessor took 65.33ms. Allocated memory is still 272.6MB. Free memory was 193.6MB in the beginning and 189.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-11-10 12:10:47,636 INFO L158 Benchmark]: RCFGBuilder took 717.69ms. Allocated memory is still 272.6MB. Free memory was 189.9MB in the beginning and 238.6MB in the end (delta: -48.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. [2022-11-10 12:10:47,636 INFO L158 Benchmark]: TraceAbstraction took 14434.30ms. Allocated memory was 272.6MB in the beginning and 613.4MB in the end (delta: 340.8MB). Free memory was 238.0MB in the beginning and 290.9MB in the end (delta: -52.8MB). Peak memory consumption was 287.5MB. Max. memory is 8.0GB. [2022-11-10 12:10:47,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 196.1MB. Free memory is still 151.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 853.32ms. Allocated memory is still 272.6MB. Free memory was 244.2MB in the beginning and 197.8MB in the end (delta: 46.5MB). Peak memory consumption was 47.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 81.87ms. Allocated memory is still 272.6MB. Free memory was 197.8MB in the beginning and 193.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 65.33ms. Allocated memory is still 272.6MB. Free memory was 193.6MB in the beginning and 189.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 717.69ms. Allocated memory is still 272.6MB. Free memory was 189.9MB in the beginning and 238.6MB in the end (delta: -48.7MB). Peak memory consumption was 35.7MB. Max. memory is 8.0GB. * TraceAbstraction took 14434.30ms. Allocated memory was 272.6MB in the beginning and 613.4MB in the end (delta: 340.8MB). Free memory was 238.0MB in the beginning and 290.9MB in the end (delta: -52.8MB). Peak memory consumption was 287.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1309, positive: 1298, positive conditional: 13, positive unconditional: 1285, negative: 11, negative conditional: 1, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 1268, Positive cache size: 1258, Positive conditional cache size: 0, Positive unconditional cache size: 1258, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 1720, positive: 1698, positive conditional: 21, positive unconditional: 1677, negative: 22, negative conditional: 2, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 2598, Positive cache size: 2568, Positive conditional cache size: 0, Positive unconditional cache size: 2568, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30, Independence queries for same thread: 3, Statistics for Abstraction: - StatisticsResult: Independence relation #3 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 2161, positive: 2129, positive conditional: 28, positive unconditional: 2101, negative: 32, negative conditional: 2, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 3016, Positive cache size: 2976, Positive conditional cache size: 0, Positive unconditional cache size: 2976, Negative cache size: 40, Negative conditional cache size: 0, Negative unconditional cache size: 40, Independence queries for same thread: 5, Statistics for Abstraction: - StatisticsResult: Independence relation #4 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3150, positive: 3104, positive conditional: 122, positive unconditional: 2982, negative: 46, negative conditional: 6, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 4146, Positive cache size: 4087, Positive conditional cache size: 0, Positive unconditional cache size: 4087, Negative cache size: 59, Negative conditional cache size: 0, Negative unconditional cache size: 59, Independence queries for same thread: 8, Statistics for Abstraction: - StatisticsResult: Independence relation #5 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3282, positive: 3220, positive conditional: 148, positive unconditional: 3072, negative: 62, negative conditional: 12, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 5185, Positive cache size: 5097, Positive conditional cache size: 0, Positive unconditional cache size: 5097, Negative cache size: 88, Negative conditional cache size: 0, Negative unconditional cache size: 88, Independence queries for same thread: 12, Statistics for Abstraction: - StatisticsResult: Independence relation #6 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3403, positive: 3339, positive conditional: 144, positive unconditional: 3195, negative: 64, negative conditional: 12, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 5299, Positive cache size: 5209, Positive conditional cache size: 0, Positive unconditional cache size: 5209, Negative cache size: 90, Negative conditional cache size: 0, Negative unconditional cache size: 90, Independence queries for same thread: 16, Statistics for Abstraction: - StatisticsResult: Independence relation #7 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 3506, positive: 3420, positive conditional: 151, positive unconditional: 3269, negative: 86, negative conditional: 20, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 7004, Positive cache size: 6877, Positive conditional cache size: 0, Positive unconditional cache size: 6877, Negative cache size: 127, Negative conditional cache size: 0, Negative unconditional cache size: 127, Independence queries for same thread: 21, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 72, Number of trivial persistent sets: 65, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1309, positive: 1298, positive conditional: 13, positive unconditional: 1285, negative: 11, negative conditional: 1, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 1268, Positive cache size: 1258, Positive conditional cache size: 0, Positive unconditional cache size: 1258, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Independence queries for same thread: 1, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 79, Number of trivial persistent sets: 70, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 1720, positive: 1698, positive conditional: 21, positive unconditional: 1677, negative: 22, negative conditional: 2, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 2598, Positive cache size: 2568, Positive conditional cache size: 0, Positive unconditional cache size: 2568, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30, Independence queries for same thread: 3, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 86, Number of trivial persistent sets: 75, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2161, positive: 2129, positive conditional: 28, positive unconditional: 2101, negative: 32, negative conditional: 2, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 3016, Positive cache size: 2976, Positive conditional cache size: 0, Positive unconditional cache size: 2976, Negative cache size: 40, Negative conditional cache size: 0, Negative unconditional cache size: 40, Independence queries for same thread: 5, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 108, Number of trivial persistent sets: 97, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3150, positive: 3104, positive conditional: 122, positive unconditional: 2982, negative: 46, negative conditional: 6, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 4146, Positive cache size: 4087, Positive conditional cache size: 0, Positive unconditional cache size: 4087, Negative cache size: 59, Negative conditional cache size: 0, Negative unconditional cache size: 59, Independence queries for same thread: 8, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 120, Number of trivial persistent sets: 109, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3282, positive: 3220, positive conditional: 148, positive unconditional: 3072, negative: 62, negative conditional: 12, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 5185, Positive cache size: 5097, Positive conditional cache size: 0, Positive unconditional cache size: 5097, Negative cache size: 88, Negative conditional cache size: 0, Negative unconditional cache size: 88, Independence queries for same thread: 12, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 120, Number of trivial persistent sets: 109, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3403, positive: 3339, positive conditional: 144, positive unconditional: 3195, negative: 64, negative conditional: 12, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 5299, Positive cache size: 5209, Positive conditional cache size: 0, Positive unconditional cache size: 5209, Negative cache size: 90, Negative conditional cache size: 0, Negative unconditional cache size: 90, Independence queries for same thread: 16, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 128, Number of trivial persistent sets: 117, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 3506, positive: 3420, positive conditional: 151, positive unconditional: 3269, negative: 86, negative conditional: 20, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18531, positive: 18208, positive conditional: 627, positive unconditional: 17581, negative: 323, negative conditional: 55, negative unconditional: 268, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18510, positive: 18208, positive conditional: 0, positive unconditional: 18208, negative: 302, negative conditional: 0, negative unconditional: 302, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 7004, positive: 6877, positive conditional: 0, positive unconditional: 6877, negative: 127, negative conditional: 0, negative unconditional: 127, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 18510, positive: 11331, positive conditional: 0, positive unconditional: 11331, negative: 175, negative conditional: 0, negative unconditional: 175, unknown: 7004, unknown conditional: 0, unknown unconditional: 7004] , Statistics on independence cache: Total cache size (in pairs): 7004, Positive cache size: 6877, Positive conditional cache size: 0, Positive unconditional cache size: 6877, Negative cache size: 127, Negative conditional cache size: 0, Negative unconditional cache size: 127, Independence queries for same thread: 21, Statistics for Abstraction: - DataRaceFoundResult [Line: 1711]: Data race detected Data race detected The following path leads to a data race: [L1694] 0 pthread_t t1,t2; VAL [t1={3:0}, t2={4:0}] [L1742] CALL, EXPR 0 my_drv_init() [L1736] 0 return 0; VAL [\result=0, t1={3:0}, t2={4:0}] [L1742] RET, EXPR 0 my_drv_init() [L1742] 0 int ret = my_drv_init(); VAL [my_drv_init()=0, ret=0, t1={3:0}, t2={4:0}] [L1743] COND TRUE 0 ret==0 VAL [ret=0, t1={3:0}, t2={4:0}] [L1744] 0 int probe_ret; VAL [ret=0, t1={3:0}, t2={4:0}] [L1745] 0 struct my_data data; VAL [data={5:0}, ret=0, t1={3:0}, t2={4:0}] [L1746] CALL, EXPR 0 my_drv_probe(&data) [L1715] 0 struct device *d = &data->dev; VAL [d={5:24}, data={5:0}, data={5:0}, t1={3:0}, t2={4:0}] [L1717] 0 data->shared.a = 0 VAL [d={5:24}, data={5:0}, data={5:0}, t1={3:0}, t2={4:0}] [L1718] 0 data->shared.b = 0 VAL [d={5:24}, data={5:0}, data={5:0}, t1={3:0}, t2={4:0}] [L1719] 0 int res = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, d={5:24}, data={5:0}, data={5:0}, res=0, t1={3:0}, t2={4:0}] [L1720] COND FALSE 0 !(\read(res)) VAL [d={5:24}, data={5:0}, data={5:0}, res=0, t1={3:0}, t2={4:0}] [L1722] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, (void *)d) VAL [arg={5:24}, d={5:24}, data={5:0}, data={5:0}, pthread_create(&t1, ((void *)0), my_callback, (void *)d)=-2, res=0, t1={3:0}, t2={4:0}] [L1707] 1 struct device *dev = (struct device*)arg; VAL [arg={5:24}, arg={5:24}, dev={5:24}, t1={3:0}, t2={4:0}] [L1708] 1 struct my_data *data; VAL [arg={5:24}, arg={5:24}, dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, t1={3:0}, t2={4:0}] [L1710] 1 data->shared.a = 1 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, t1={3:0}, t2={4:0}] [L1711] EXPR 1 data->shared.b VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, dev={5:24}, t1={3:0}, t2={4:0}] [L1711] EXPR 1 data->shared.b + 1 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, dev={5:24}, t1={3:0}, t2={4:0}] [L1711] 1 data->shared.b = data->shared.b + 1 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1723] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, (void *)d) VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, d={5:24}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, pthread_create(&t2, ((void *)0), my_callback, (void *)d)=-1, res=0, t1={3:0}, t2={4:0}] [L1724] 0 return 0; VAL [\result=0, __mptr={5:24}, arg={5:24}, arg={5:24}, d={5:24}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, res=0, t1={3:0}, t2={4:0}] [L1746] RET, EXPR 0 my_drv_probe(&data) [L1746] 0 probe_ret = my_drv_probe(&data) VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, my_drv_probe(&data)=0, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1747] COND TRUE 0 probe_ret==0 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1748] CALL 0 my_drv_disconnect(&data) [L1730] 0 void *status; VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, status={7:0}, t1={3:0}, t2={4:0}] [L1731] EXPR 0 \read(t1) VAL [\read(t1)=-2, __mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, status={7:0}, t1={3:0}, t2={4:0}] [L1731] 0 pthread_join(t1, &status) VAL [\read(t1)=-2, __mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data={5:0}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, status={7:0}, t1={3:0}, t2={4:0}] [L1707] 2 struct device *dev = (struct device*)arg; VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1708] 2 struct my_data *data; VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1709] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1710] 2 data->shared.a = 1 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1711] EXPR 2 data->shared.b VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1711] 2 data->shared.b + 1 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] [L1711] 1 data->shared.b = data->shared.b + 1 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, data->shared.b=0, data->shared.b = data->shared.b + 1=1153, dev={5:24}, t1={3:0}, t2={4:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: data->shared.b = 0 [1718] * C: pthread_join(t1, &status) [1731] * C: data->shared.b = 0 [1718] * C: data->shared.a = 1 [1710] * C: pthread_join(t1, &status) [1731] * C: pthread_join(t1, &status) [1731] * C: data->shared.b = 0 [1718] * C: data->shared.a = 1 [1710] * C: pthread_join(t1, &status) [1731] * C: data->shared.b + 1 [1711] * C: data->shared.b + 1 [1711] * C: data->shared.b + 1 [1711] * C: data->shared.a = 0 [1717] * C: data->shared.a = 1 [1710] * C: data->shared.b + 1 [1711] * C: data->shared.a = 1 [1710] * C: data->shared.a = 0 [1717] * C: data->shared.a = 0 [1717] * C: data->shared.a = 0 [1717] * C: data->shared.b = 0 [1718] and C: data->shared.b = data->shared.b + 1 [1711] - UnprovableResult [Line: 1710]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1711]: 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: my_callbackThread1of1ForFork0 with 1 thread instances CFG has 4 procedures, 303 locations, 21 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.3s, 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: 61, 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, 0.3s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 712 NumberOfCodeBlocks, 712 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 579 ConstructedInterpolants, 0 QuantifiedInterpolants, 8078 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-11-10 12:10:47,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-10 12:10:47,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...