/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 17:03:11,826 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 17:03:11,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 17:03:11,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2023-05-04 17:03:11,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 17:03:11,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 17:03:11,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 17:03:11,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 17:03:11,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 17:03:11,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 17:03:11,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 17:03:11,881 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 17:03:11,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 17:03:11,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 17:03:11,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 17:03:11,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 17:03:11,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-05-04 17:03:11,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 17:03:11,896 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 17:03:11,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 17:03:11,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 17:03:11,919 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 17:03:11,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 17:03:11,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 17:03:11,920 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 17:03:11,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 17:03:11,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 17:03:11,921 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 17:03:11,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 17:03:11,921 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 17:03:11,921 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 17:03:11,922 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 17:03:11,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 17:03:11,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 17:03:11,923 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 17:03:11,924 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 17:03:11,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 17:03:11,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 17:03:11,924 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 17:03:11,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 17:03:11,924 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 17:03:11,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-04 17:03:12,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 17:03:12,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 17:03:12,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 17:03:12,128 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 17:03:12,129 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 17:03:12,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2023-05-04 17:03:12,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ff969f7/d78bb0ccefcc49fa8673fe49cb3b5024/FLAG41771ecd9 [2023-05-04 17:03:12,651 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 17:03:12,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-3_2-container_of-global.i [2023-05-04 17:03:12,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ff969f7/d78bb0ccefcc49fa8673fe49cb3b5024/FLAG41771ecd9 [2023-05-04 17:03:13,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ff969f7/d78bb0ccefcc49fa8673fe49cb3b5024 [2023-05-04 17:03:13,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 17:03:13,173 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 17:03:13,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 17:03:13,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 17:03:13,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 17:03:13,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68800865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13, skipping insertion in model container [2023-05-04 17:03:13,179 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,184 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 17:03:13,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 17:03:13,346 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-05-04 17:03:13,630 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-3_2-container_of-global.i[75009,75022] [2023-05-04 17:03:13,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 17:03:13,678 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 17:03:13,694 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-05-04 17:03:13,725 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-3_2-container_of-global.i[75009,75022] [2023-05-04 17:03:13,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 17:03:13,796 INFO L208 MainTranslator]: Completed translation [2023-05-04 17:03:13,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13 WrapperNode [2023-05-04 17:03:13,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 17:03:13,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 17:03:13,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 17:03:13,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 17:03:13,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,838 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,856 INFO L138 Inliner]: procedures = 468, calls = 52, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 134 [2023-05-04 17:03:13,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 17:03:13,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 17:03:13,857 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 17:03:13,857 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 17:03:13,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,878 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,898 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,903 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 17:03:13,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 17:03:13,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 17:03:13,904 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 17:03:13,904 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (1/1) ... [2023-05-04 17:03:13,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 17:03:13,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:03:13,932 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) [2023-05-04 17:03:13,936 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 [2023-05-04 17:03:13,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 17:03:13,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-05-04 17:03:13,963 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 17:03:13,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 17:03:13,964 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 17:03:14,158 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 17:03:14,160 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 17:03:14,336 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 17:03:14,348 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 17:03:14,348 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-04 17:03:14,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:03:14 BoogieIcfgContainer [2023-05-04 17:03:14,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 17:03:14,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 17:03:14,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 17:03:14,366 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 17:03:14,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 05:03:13" (1/3) ... [2023-05-04 17:03:14,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dc37463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:03:14, skipping insertion in model container [2023-05-04 17:03:14,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:03:13" (2/3) ... [2023-05-04 17:03:14,367 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dc37463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:03:14, skipping insertion in model container [2023-05-04 17:03:14,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:03:14" (3/3) ... [2023-05-04 17:03:14,369 INFO L112 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2023-05-04 17:03:14,376 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 17:03:14,382 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 17:03:14,382 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-05-04 17:03:14,382 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 17:03:14,434 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 17:03:14,554 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 17:03:14,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 17:03:14,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:03:14,556 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) [2023-05-04 17:03:14,575 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 [2023-05-04 17:03:14,590 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 17:03:14,606 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 17:03:14,612 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;@100f63c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 17:03:14,612 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-05-04 17:03:26,686 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-04 17:03:26,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:03:26,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1300041936, now seen corresponding path program 1 times [2023-05-04 17:03:26,695 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:03:26,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124037305] [2023-05-04 17:03:26,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:03:26,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:03:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:03:27,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:03:27,593 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:03:27,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124037305] [2023-05-04 17:03:27,594 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124037305] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:03:27,594 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:03:27,594 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 17:03:27,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743639802] [2023-05-04 17:03:27,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:03:27,602 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 17:03:27,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:03:27,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 17:03:27,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-04 17:03:27,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:27,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:03:27,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 24.833333333333332) internal successors, (149), 6 states have internal predecessors, (149), 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) [2023-05-04 17:03:27,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:27,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:03:27,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 17:03:27,787 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-04 17:03:27,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:03:27,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1592238007, now seen corresponding path program 1 times [2023-05-04 17:03:27,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:03:27,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653955308] [2023-05-04 17:03:27,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:03:27,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:03:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:03:28,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:03:28,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:03:28,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653955308] [2023-05-04 17:03:28,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653955308] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:03:28,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:03:28,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 17:03:28,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668965282] [2023-05-04 17:03:28,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:03:28,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 17:03:28,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:03:28,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 17:03:28,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-04 17:03:28,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:28,141 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:03:28,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.5) internal successors, (141), 6 states have internal predecessors, (141), 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) [2023-05-04 17:03:28,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:03:28,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:28,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:03:28,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 17:03:28,253 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 17:03:28,253 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-04 17:03:28,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:03:28,253 INFO L85 PathProgramCache]: Analyzing trace with hash -939196125, now seen corresponding path program 1 times [2023-05-04 17:03:28,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:03:28,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864764073] [2023-05-04 17:03:28,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:03:28,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:03:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:03:30,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:03:30,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:03:30,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864764073] [2023-05-04 17:03:30,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864764073] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:03:30,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:03:30,973 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-05-04 17:03:30,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812920638] [2023-05-04 17:03:30,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:03:30,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-05-04 17:03:30,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:03:30,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-05-04 17:03:30,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=588, Unknown=0, NotChecked=0, Total=650 [2023-05-04 17:03:30,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:30,974 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:03:30,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.961538461538462) internal successors, (129), 26 states have internal predecessors, (129), 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) [2023-05-04 17:03:30,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:03:30,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 17:03:30,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:34,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:03:34,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 17:03:34,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2023-05-04 17:03:34,457 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 17:03:34,458 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-04 17:03:34,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:03:34,459 INFO L85 PathProgramCache]: Analyzing trace with hash -513085539, now seen corresponding path program 1 times [2023-05-04 17:03:34,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:03:34,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617658046] [2023-05-04 17:03:34,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:03:34,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:03:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:03:35,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 17:03:35,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:03:35,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617658046] [2023-05-04 17:03:35,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617658046] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:03:35,488 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:03:35,488 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2023-05-04 17:03:35,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41135205] [2023-05-04 17:03:35,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:03:35,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-05-04 17:03:35,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:03:35,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-05-04 17:03:35,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2023-05-04 17:03:35,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:35,490 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:03:35,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.722222222222222) internal successors, (121), 18 states have internal predecessors, (121), 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) [2023-05-04 17:03:35,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:03:35,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2023-05-04 17:03:35,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2023-05-04 17:03:35,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:41,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 17:03:41,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-05-04 17:03:41,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-05-04 17:03:41,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-05-04 17:03:41,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 17:03:41,888 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-04 17:03:41,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:03:41,888 INFO L85 PathProgramCache]: Analyzing trace with hash -642887755, now seen corresponding path program 2 times [2023-05-04 17:03:41,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:03:41,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070835182] [2023-05-04 17:03:41,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:03:41,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:03:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 17:03:41,952 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-04 17:03:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 17:03:42,047 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-04 17:03:42,047 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-04 17:03:42,048 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2023-05-04 17:03:42,049 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2023-05-04 17:03:42,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2023-05-04 17:03:42,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2023-05-04 17:03:42,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2023-05-04 17:03:42,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2023-05-04 17:03:42,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2023-05-04 17:03:42,050 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2023-05-04 17:03:42,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-05-04 17:03:42,059 INFO L444 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2023-05-04 17:03:42,063 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 17:03:42,063 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 17:03:42,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 05:03:42 BasicIcfg [2023-05-04 17:03:42,184 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 17:03:42,185 INFO L158 Benchmark]: Toolchain (without parser) took 29011.89ms. Allocated memory was 241.2MB in the beginning and 350.2MB in the end (delta: 109.1MB). Free memory was 211.4MB in the beginning and 117.7MB in the end (delta: 93.6MB). Peak memory consumption was 203.2MB. Max. memory is 8.0GB. [2023-05-04 17:03:42,185 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 191.9MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 17:03:42,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 621.83ms. Allocated memory is still 241.2MB. Free memory was 210.8MB in the beginning and 166.1MB in the end (delta: 44.7MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. [2023-05-04 17:03:42,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.52ms. Allocated memory is still 241.2MB. Free memory was 166.1MB in the beginning and 162.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-05-04 17:03:42,186 INFO L158 Benchmark]: Boogie Preprocessor took 46.74ms. Allocated memory is still 241.2MB. Free memory was 162.5MB in the beginning and 159.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 17:03:42,186 INFO L158 Benchmark]: RCFGBuilder took 446.13ms. Allocated memory is still 241.2MB. Free memory was 159.8MB in the beginning and 135.7MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. [2023-05-04 17:03:42,186 INFO L158 Benchmark]: TraceAbstraction took 27833.47ms. Allocated memory was 241.2MB in the beginning and 350.2MB in the end (delta: 109.1MB). Free memory was 134.7MB in the beginning and 117.7MB in the end (delta: 16.9MB). Peak memory consumption was 127.5MB. Max. memory is 8.0GB. [2023-05-04 17:03:42,194 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 191.9MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 621.83ms. Allocated memory is still 241.2MB. Free memory was 210.8MB in the beginning and 166.1MB in the end (delta: 44.7MB). Peak memory consumption was 45.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.52ms. Allocated memory is still 241.2MB. Free memory was 166.1MB in the beginning and 162.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 46.74ms. Allocated memory is still 241.2MB. Free memory was 162.5MB in the beginning and 159.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 446.13ms. Allocated memory is still 241.2MB. Free memory was 159.8MB in the beginning and 135.7MB in the end (delta: 24.1MB). Peak memory consumption was 24.1MB. Max. memory is 8.0GB. * TraceAbstraction took 27833.47ms. Allocated memory was 241.2MB in the beginning and 350.2MB in the end (delta: 109.1MB). Free memory was 134.7MB in the beginning and 117.7MB in the end (delta: 16.9MB). Peak memory consumption was 127.5MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1557, independent: 1294, independent conditional: 375, independent unconditional: 919, dependent: 241, dependent conditional: 223, dependent unconditional: 18, unknown: 22, unknown conditional: 9, unknown unconditional: 13] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1339, independent: 1294, independent conditional: 375, independent unconditional: 919, dependent: 23, dependent conditional: 5, dependent unconditional: 18, unknown: 22, unknown conditional: 9, unknown unconditional: 13] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1339, independent: 1294, independent conditional: 375, independent unconditional: 919, dependent: 23, dependent conditional: 5, dependent unconditional: 18, unknown: 22, unknown conditional: 9, unknown unconditional: 13] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1371, independent: 1294, independent conditional: 4, independent unconditional: 1290, dependent: 36, dependent conditional: 11, dependent unconditional: 25, unknown: 41, unknown conditional: 17, unknown unconditional: 24] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1371, independent: 1294, independent conditional: 4, independent unconditional: 1290, dependent: 36, dependent conditional: 4, dependent unconditional: 32, unknown: 41, unknown conditional: 5, unknown unconditional: 36] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1371, independent: 1294, independent conditional: 4, independent unconditional: 1290, dependent: 36, dependent conditional: 4, dependent unconditional: 32, unknown: 41, unknown conditional: 5, unknown unconditional: 36] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 961, independent: 923, independent conditional: 4, independent unconditional: 919, dependent: 21, dependent conditional: 3, dependent unconditional: 18, unknown: 17, unknown conditional: 4, unknown unconditional: 13] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 961, independent: 918, independent conditional: 0, independent unconditional: 918, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 21, dependent conditional: 3, dependent unconditional: 18, unknown: 17, unknown conditional: 4, unknown unconditional: 13] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 21, dependent conditional: 3, dependent unconditional: 18, unknown: 17, unknown conditional: 4, unknown unconditional: 13] , SemanticIndependenceRelation.Query Time [ms]: [ total: 18493, independent: 65, independent conditional: 36, independent unconditional: 29, dependent: 247, dependent conditional: 93, dependent unconditional: 154, unknown: 18181, unknown conditional: 4259, unknown unconditional: 13923] , Protected Queries: 0 ], Cache Queries: [ total: 1371, independent: 371, independent conditional: 0, independent unconditional: 371, dependent: 15, dependent conditional: 1, dependent unconditional: 14, unknown: 985, unknown conditional: 12, unknown unconditional: 973] , Statistics on independence cache: Total cache size (in pairs): 944, Positive cache size: 923, Positive conditional cache size: 4, Positive unconditional cache size: 919, Negative cache size: 21, Negative conditional cache size: 3, Negative unconditional cache size: 18, Unknown cache size: 17, Unknown conditional cache size: 4, Unknown unconditional cache size: 13, Eliminated conditions: 19, Maximal queried relation: 4, Independence queries for same thread: 218 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 14.2s, Number of persistent set computation: 178, Number of trivial persistent sets: 165, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 950, independent: 919, independent conditional: 0, independent unconditional: 919, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 13, unknown conditional: 0, unknown unconditional: 13] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1557, independent: 1294, independent conditional: 375, independent unconditional: 919, dependent: 241, dependent conditional: 223, dependent unconditional: 18, unknown: 22, unknown conditional: 9, unknown unconditional: 13] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1339, independent: 1294, independent conditional: 375, independent unconditional: 919, dependent: 23, dependent conditional: 5, dependent unconditional: 18, unknown: 22, unknown conditional: 9, unknown unconditional: 13] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1339, independent: 1294, independent conditional: 375, independent unconditional: 919, dependent: 23, dependent conditional: 5, dependent unconditional: 18, unknown: 22, unknown conditional: 9, unknown unconditional: 13] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1371, independent: 1294, independent conditional: 4, independent unconditional: 1290, dependent: 36, dependent conditional: 11, dependent unconditional: 25, unknown: 41, unknown conditional: 17, unknown unconditional: 24] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1371, independent: 1294, independent conditional: 4, independent unconditional: 1290, dependent: 36, dependent conditional: 4, dependent unconditional: 32, unknown: 41, unknown conditional: 5, unknown unconditional: 36] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1371, independent: 1294, independent conditional: 4, independent unconditional: 1290, dependent: 36, dependent conditional: 4, dependent unconditional: 32, unknown: 41, unknown conditional: 5, unknown unconditional: 36] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 961, independent: 923, independent conditional: 4, independent unconditional: 919, dependent: 21, dependent conditional: 3, dependent unconditional: 18, unknown: 17, unknown conditional: 4, unknown unconditional: 13] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 961, independent: 918, independent conditional: 0, independent unconditional: 918, dependent: 43, dependent conditional: 0, dependent unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 43, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 21, dependent conditional: 3, dependent unconditional: 18, unknown: 17, unknown conditional: 4, unknown unconditional: 13] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 43, independent: 5, independent conditional: 4, independent unconditional: 1, dependent: 21, dependent conditional: 3, dependent unconditional: 18, unknown: 17, unknown conditional: 4, unknown unconditional: 13] , SemanticIndependenceRelation.Query Time [ms]: [ total: 18493, independent: 65, independent conditional: 36, independent unconditional: 29, dependent: 247, dependent conditional: 93, dependent unconditional: 154, unknown: 18181, unknown conditional: 4259, unknown unconditional: 13923] , Protected Queries: 0 ], Cache Queries: [ total: 1371, independent: 371, independent conditional: 0, independent unconditional: 371, dependent: 15, dependent conditional: 1, dependent unconditional: 14, unknown: 985, unknown conditional: 12, unknown unconditional: 973] , Statistics on independence cache: Total cache size (in pairs): 944, Positive cache size: 923, Positive conditional cache size: 4, Positive unconditional cache size: 919, Negative cache size: 21, Negative conditional cache size: 3, Negative unconditional cache size: 18, Unknown cache size: 17, Unknown conditional cache size: 4, Unknown unconditional cache size: 13, Eliminated conditions: 19, Maximal queried relation: 4, Independence queries for same thread: 218 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1688] 0 struct device *my_dev; VAL [my_dev={0:0}] [L1676] 0 pthread_t t1,t2; VAL [my_dev={0:0}, t1={3:0}, t2={4:0}] [L1733] CALL, EXPR 0 my_drv_init() [L1727] 0 return 0; VAL [\result=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1733] RET, EXPR 0 my_drv_init() [L1733] 0 int ret = my_drv_init(); VAL [my_dev={0:0}, my_drv_init()=0, ret=0, t1={3:0}, t2={4:0}] [L1734] COND TRUE 0 ret==0 VAL [my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1735] 0 int probe_ret; VAL [my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1736] 0 struct my_data data; VAL [data={8:0}, my_dev={0:0}, ret=0, t1={3:0}, t2={4:0}] [L1737] CALL, EXPR 0 my_drv_probe(&data) [L1705] 0 data->shared.a = 0 VAL [data={8:0}, data={8:0}, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1706] 0 data->shared.b = 0 VAL [data={8:0}, data={8:0}, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1707] EXPR 0 data->shared.a VAL [data={8:0}, data={8:0}, data->shared.a=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1707] CALL 0 ldv_assert(data->shared.a==0) [L1675] COND FALSE 0 !(!expression) VAL [\old(expression)=1, expression=1, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1707] RET 0 ldv_assert(data->shared.a==0) [L1708] EXPR 0 data->shared.b VAL [data={8:0}, data={8:0}, data->shared.b=0, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1708] CALL 0 ldv_assert(data->shared.b==0) [L1675] COND FALSE 0 !(!expression) VAL [\old(expression)=1, expression=1, my_dev={0:0}, t1={3:0}, t2={4:0}] [L1708] RET 0 ldv_assert(data->shared.b==0) [L1709] 0 int res = __VERIFIER_nondet_int(); VAL [__VERIFIER_nondet_int()=0, data={8:0}, data={8:0}, my_dev={0:0}, res=0, t1={3:0}, t2={4:0}] [L1710] COND FALSE 0 !(\read(res)) VAL [data={8:0}, data={8:0}, my_dev={0:0}, res=0, t1={3:0}, t2={4:0}] [L1712] 0 my_dev = &data->dev VAL [data={8:0}, data={8:0}, my_dev={8:24}, res=0, t1={3:0}, t2={4:0}] [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, data={8:0}, data={8:0}, my_dev={8:24}, pthread_create(&t1, ((void *)0), my_callback, ((void *)0))=6, res=0, t1={3:0}, t2={4:0}] [L1690] 1 struct my_data *data; VAL [arg={0:0}, arg={0:0}, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1693] 1 data->shared.a = 1 VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, ((void *)0)) VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data={8:0}, my_dev={8:24}, pthread_create(&t2, ((void *)0), my_callback, ((void *)0))=7, res=0, t1={3:0}, t2={4:0}] [L1715] 0 return 0; VAL [\result=0, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data={8:0}, my_dev={8:24}, res=0, t1={3:0}, t2={4:0}] [L1737] RET, EXPR 0 my_drv_probe(&data) [L1737] 0 probe_ret = my_drv_probe(&data) VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, my_dev={8:24}, my_drv_probe(&data)=0, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1738] COND TRUE 0 probe_ret==0 VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, my_dev={8:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1739] CALL 0 my_drv_disconnect(&data) [L1721] 0 void *status; VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data={8:0}, my_dev={8:24}, status={10:0}, t1={3:0}, t2={4:0}] [L1722] 0 \read(t1) VAL [\read(t1)=6, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data={8:0}, my_dev={8:24}, status={10:0}, t1={3:0}, t2={4:0}] [L1690] 2 struct my_data *data; VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1693] 2 data->shared.a = 1 VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1699] 1 data->shared.b = lb + 1 VAL [__mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1701] 1 return 0; VAL [\result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\read(t1)=6, \result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data={8:0}, lb=0, my_dev={8:24}, pthread_join(t1, &status)={0:0}, status={10:0}, t1={3:0}, t2={4:0}] [L1701] 2 return 0; VAL [\result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1723] 0 \read(t2) VAL [\read(t2)=7, \result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data={8:0}, lb=0, my_dev={8:24}, status={10:0}, t1={3:0}, t2={4:0}] [L1723] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\read(t2)=7, \result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data={8:0}, lb=0, my_dev={8:24}, pthread_join(t2, &status)={0:0}, status={10:0}, t1={3:0}, t2={4:0}] [L1739] RET 0 my_drv_disconnect(&data) [L1740] EXPR 0 data.shared.a VAL [\result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data.shared.a=1, lb=0, my_dev={8:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1740] CALL 0 ldv_assert(data.shared.a==1) [L1675] COND FALSE 0 !(!expression) VAL [\old(expression)=1, \result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, expression=1, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1740] RET 0 ldv_assert(data.shared.a==1) [L1741] EXPR 0 data.shared.b VAL [\result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, data={8:0}, data.shared.b=1, lb=0, my_dev={8:24}, probe_ret=0, ret=0, t1={3:0}, t2={4:0}] [L1741] CALL 0 ldv_assert(data.shared.b==2) [L1675] COND TRUE 0 !expression VAL [\old(expression)=0, \result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, expression=0, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] [L1675] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, __mptr={8:24}, arg={0:0}, arg={0:0}, data={8:0}, expression=0, lb=0, my_dev={8:24}, t1={3:0}, t2={4:0}] - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1714]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1713]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 190 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 27.5s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 22.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 71, 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, 4.6s InterpolantComputationTime, 669 NumberOfCodeBlocks, 669 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 536 ConstructedInterpolants, 0 QuantifiedInterpolants, 5157 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-05-04 17:03:42,284 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 [2023-05-04 17:03:42,421 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...