/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-2_3-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 17:02:57,755 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2023-05-04 17:02:57,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 17:02:57,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 17:02:57,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 17:02:57,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 17:02:57,857 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 17:02:57,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 17:02:57,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 17:02:57,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 17:02:57,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 17:02:57,859 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 17:02:57,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 17:02:57,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 17:02:57,860 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 17:02:57,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 17:02:57,860 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 17:02:57,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 17:02:57,861 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 17:02:57,862 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 17:02:57,862 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 17:02:57,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 17:02:57,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 17:02:57,863 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 17:02:57,864 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-04 17:02:58,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 17:02:58,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 17:02:58,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 17:02:58,082 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 17:02:58,084 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 17:02:58,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2023-05-04 17:02:58,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f53657f/069c9d6b14434f94a9a96f9d6a55c600/FLAGe83535f20 [2023-05-04 17:02:58,583 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 17:02:58,583 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2023-05-04 17:02:58,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f53657f/069c9d6b14434f94a9a96f9d6a55c600/FLAGe83535f20 [2023-05-04 17:02:59,113 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f53657f/069c9d6b14434f94a9a96f9d6a55c600 [2023-05-04 17:02:59,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 17:02:59,117 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 17:02:59,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 17:02:59,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 17:02:59,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 17:02:59,142 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507de5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59, skipping insertion in model container [2023-05-04 17:02:59,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 17:02:59,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 17:02:59,316 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-05-04 17:02:59,625 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_3-container_of.i[75002,75015] [2023-05-04 17:02:59,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 17:02:59,681 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 17:02:59,692 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-05-04 17:02:59,719 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_3-container_of.i[75002,75015] [2023-05-04 17:02:59,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 17:02:59,806 INFO L208 MainTranslator]: Completed translation [2023-05-04 17:02:59,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59 WrapperNode [2023-05-04 17:02:59,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 17:02:59,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 17:02:59,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 17:02:59,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 17:02:59,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,850 INFO L138 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 143 [2023-05-04 17:02:59,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 17:02:59,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 17:02:59,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 17:02:59,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 17:02:59,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,882 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 17:02:59,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 17:02:59,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 17:02:59,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 17:02:59,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (1/1) ... [2023-05-04 17:02:59,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 17:02:59,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:02:59,926 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 17:02:59,930 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 17:02:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 17:02:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 17:02:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 17:02:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 17:02:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-05-04 17:02:59,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 17:02:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-04 17:02:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 17:02:59,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 17:02:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-05-04 17:02:59,960 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-05-04 17:02:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 17:02:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 17:02:59,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 17:02:59,963 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 17:03:00,257 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 17:03:00,258 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 17:03:00,474 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 17:03:00,531 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 17:03:00,531 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-04 17:03:00,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:03:00 BoogieIcfgContainer [2023-05-04 17:03:00,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 17:03:00,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 17:03:00,536 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 17:03:00,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 17:03:00,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 05:02:59" (1/3) ... [2023-05-04 17:03:00,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a411cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:03:00, skipping insertion in model container [2023-05-04 17:03:00,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 05:02:59" (2/3) ... [2023-05-04 17:03:00,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a411cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 05:03:00, skipping insertion in model container [2023-05-04 17:03:00,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 05:03:00" (3/3) ... [2023-05-04 17:03:00,542 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2023-05-04 17:03:00,548 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 17:03:00,555 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 17:03:00,556 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-05-04 17:03:00,556 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 17:03:00,624 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 17:03:00,674 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 17:03:00,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 17:03:00,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 17:03:00,684 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 17:03:00,704 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 17:03:00,715 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 17:03:00,729 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 17:03:00,734 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;@4b6a40e0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 17:03:00,734 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2023-05-04 17:03:12,875 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-04 17:03:12,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:03:12,878 INFO L85 PathProgramCache]: Analyzing trace with hash -707113, now seen corresponding path program 1 times [2023-05-04 17:03:12,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:03:12,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994129826] [2023-05-04 17:03:12,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:03:12,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:03:13,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 17:03:14,682 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 17:03:14,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 17:03:14,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994129826] [2023-05-04 17:03:14,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994129826] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 17:03:14,684 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 17:03:14,684 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-05-04 17:03:14,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919601939] [2023-05-04 17:03:14,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 17:03:14,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-05-04 17:03:14,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 17:03:14,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-05-04 17:03:14,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2023-05-04 17:03:14,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:14,711 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 17:03:14,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.470588235294118) internal successors, (76), 17 states have internal predecessors, (76), 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 17:03:14,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 17:03:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-05-04 17:03:16,839 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 17:03:16,839 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2023-05-04 17:03:16,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 17:03:16,840 INFO L85 PathProgramCache]: Analyzing trace with hash 1507432548, now seen corresponding path program 1 times [2023-05-04 17:03:16,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 17:03:16,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513076506] [2023-05-04 17:03:16,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 17:03:16,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 17:03:16,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 17:03:16,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-05-04 17:03:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-05-04 17:03:16,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-05-04 17:03:16,944 INFO L359 BasicCegarLoop]: Counterexample is feasible [2023-05-04 17:03:16,945 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (7 of 8 remaining) [2023-05-04 17:03:16,947 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2023-05-04 17:03:16,947 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (5 of 8 remaining) [2023-05-04 17:03:16,947 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2023-05-04 17:03:16,947 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2023-05-04 17:03:16,947 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2023-05-04 17:03:16,947 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 8 remaining) [2023-05-04 17:03:16,948 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 8 remaining) [2023-05-04 17:03:16,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 17:03:16,952 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2023-05-04 17:03:16,956 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 17:03:16,956 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 17:03:17,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 05:03:17 BasicIcfg [2023-05-04 17:03:17,008 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 17:03:17,009 INFO L158 Benchmark]: Toolchain (without parser) took 17891.85ms. Allocated memory was 204.5MB in the beginning and 269.5MB in the end (delta: 65.0MB). Free memory was 144.6MB in the beginning and 98.0MB in the end (delta: 46.6MB). Peak memory consumption was 112.4MB. Max. memory is 8.0GB. [2023-05-04 17:03:17,009 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 204.5MB. Free memory is still 164.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 17:03:17,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.57ms. Allocated memory is still 204.5MB. Free memory was 144.3MB in the beginning and 134.7MB in the end (delta: 9.6MB). Peak memory consumption was 14.8MB. Max. memory is 8.0GB. [2023-05-04 17:03:17,010 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.09ms. Allocated memory is still 204.5MB. Free memory was 134.7MB in the beginning and 131.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2023-05-04 17:03:17,010 INFO L158 Benchmark]: Boogie Preprocessor took 39.98ms. Allocated memory is still 204.5MB. Free memory was 131.3MB in the beginning and 128.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 17:03:17,010 INFO L158 Benchmark]: RCFGBuilder took 642.23ms. Allocated memory was 204.5MB in the beginning and 269.5MB in the end (delta: 65.0MB). Free memory was 128.5MB in the beginning and 232.5MB in the end (delta: -104.0MB). Peak memory consumption was 21.3MB. Max. memory is 8.0GB. [2023-05-04 17:03:17,011 INFO L158 Benchmark]: TraceAbstraction took 16473.04ms. Allocated memory is still 269.5MB. Free memory was 230.9MB in the beginning and 98.0MB in the end (delta: 132.9MB). Peak memory consumption was 132.9MB. Max. memory is 8.0GB. [2023-05-04 17:03:17,012 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 204.5MB. Free memory is still 164.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 687.57ms. Allocated memory is still 204.5MB. Free memory was 144.3MB in the beginning and 134.7MB in the end (delta: 9.6MB). Peak memory consumption was 14.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 43.09ms. Allocated memory is still 204.5MB. Free memory was 134.7MB in the beginning and 131.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 39.98ms. Allocated memory is still 204.5MB. Free memory was 131.3MB in the beginning and 128.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 642.23ms. Allocated memory was 204.5MB in the beginning and 269.5MB in the end (delta: 65.0MB). Free memory was 128.5MB in the beginning and 232.5MB in the end (delta: -104.0MB). Peak memory consumption was 21.3MB. Max. memory is 8.0GB. * TraceAbstraction took 16473.04ms. Allocated memory is still 269.5MB. Free memory was 230.9MB in the beginning and 98.0MB in the end (delta: 132.9MB). Peak memory consumption was 132.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1629, independent: 1519, independent conditional: 119, independent unconditional: 1400, dependent: 93, dependent conditional: 73, dependent unconditional: 20, unknown: 17, unknown conditional: 6, unknown unconditional: 11] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1568, independent: 1519, independent conditional: 119, independent unconditional: 1400, dependent: 32, dependent conditional: 12, dependent unconditional: 20, unknown: 17, unknown conditional: 6, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1568, independent: 1519, independent conditional: 119, independent unconditional: 1400, dependent: 32, dependent conditional: 12, dependent unconditional: 20, unknown: 17, unknown conditional: 6, unknown unconditional: 11] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1575, independent: 1519, independent conditional: 3, independent unconditional: 1516, dependent: 38, dependent conditional: 3, dependent unconditional: 35, unknown: 18, unknown conditional: 1, unknown unconditional: 17] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1575, independent: 1519, independent conditional: 3, independent unconditional: 1516, dependent: 38, dependent conditional: 3, dependent unconditional: 35, unknown: 18, unknown conditional: 1, unknown unconditional: 17] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1575, independent: 1519, independent conditional: 3, independent unconditional: 1516, dependent: 38, dependent conditional: 3, dependent unconditional: 35, unknown: 18, unknown conditional: 1, unknown unconditional: 17] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1439, independent: 1403, independent conditional: 3, independent unconditional: 1400, dependent: 24, dependent conditional: 2, dependent unconditional: 22, unknown: 12, unknown conditional: 1, unknown unconditional: 11] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1439, independent: 1397, independent conditional: 0, independent unconditional: 1397, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 42, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 24, dependent conditional: 2, dependent unconditional: 22, unknown: 12, unknown conditional: 1, unknown unconditional: 11] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 24, dependent conditional: 2, dependent unconditional: 22, unknown: 12, unknown conditional: 1, unknown unconditional: 11] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13227, independent: 76, independent conditional: 33, independent unconditional: 44, dependent: 269, dependent conditional: 10, dependent unconditional: 258, unknown: 12882, unknown conditional: 1086, unknown unconditional: 11796] , Protected Queries: 0 ], Cache Queries: [ total: 1575, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 1445, unknown conditional: 6, unknown unconditional: 1439] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1403, Positive conditional cache size: 3, Positive unconditional cache size: 1400, Negative cache size: 24, Negative conditional cache size: 2, Negative unconditional cache size: 22, Unknown cache size: 12, Unknown conditional cache size: 1, Unknown unconditional cache size: 11, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 61 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 12.1s, Number of persistent set computation: 85, Number of trivial persistent sets: 85, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1431, independent: 1400, independent conditional: 0, independent unconditional: 1400, dependent: 20, dependent conditional: 0, dependent unconditional: 20, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1629, independent: 1519, independent conditional: 119, independent unconditional: 1400, dependent: 93, dependent conditional: 73, dependent unconditional: 20, unknown: 17, unknown conditional: 6, unknown unconditional: 11] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1568, independent: 1519, independent conditional: 119, independent unconditional: 1400, dependent: 32, dependent conditional: 12, dependent unconditional: 20, unknown: 17, unknown conditional: 6, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1568, independent: 1519, independent conditional: 119, independent unconditional: 1400, dependent: 32, dependent conditional: 12, dependent unconditional: 20, unknown: 17, unknown conditional: 6, unknown unconditional: 11] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1575, independent: 1519, independent conditional: 3, independent unconditional: 1516, dependent: 38, dependent conditional: 3, dependent unconditional: 35, unknown: 18, unknown conditional: 1, unknown unconditional: 17] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1575, independent: 1519, independent conditional: 3, independent unconditional: 1516, dependent: 38, dependent conditional: 3, dependent unconditional: 35, unknown: 18, unknown conditional: 1, unknown unconditional: 17] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1575, independent: 1519, independent conditional: 3, independent unconditional: 1516, dependent: 38, dependent conditional: 3, dependent unconditional: 35, unknown: 18, unknown conditional: 1, unknown unconditional: 17] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1439, independent: 1403, independent conditional: 3, independent unconditional: 1400, dependent: 24, dependent conditional: 2, dependent unconditional: 22, unknown: 12, unknown conditional: 1, unknown unconditional: 11] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1439, independent: 1397, independent conditional: 0, independent unconditional: 1397, dependent: 42, dependent conditional: 0, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 42, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 24, dependent conditional: 2, dependent unconditional: 22, unknown: 12, unknown conditional: 1, unknown unconditional: 11] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 42, independent: 6, independent conditional: 3, independent unconditional: 3, dependent: 24, dependent conditional: 2, dependent unconditional: 22, unknown: 12, unknown conditional: 1, unknown unconditional: 11] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13227, independent: 76, independent conditional: 33, independent unconditional: 44, dependent: 269, dependent conditional: 10, dependent unconditional: 258, unknown: 12882, unknown conditional: 1086, unknown unconditional: 11796] , Protected Queries: 0 ], Cache Queries: [ total: 1575, independent: 116, independent conditional: 0, independent unconditional: 116, dependent: 14, dependent conditional: 1, dependent unconditional: 13, unknown: 1445, unknown conditional: 6, unknown unconditional: 1439] , Statistics on independence cache: Total cache size (in pairs): 1427, Positive cache size: 1403, Positive conditional cache size: 3, Positive unconditional cache size: 1400, Negative cache size: 24, Negative conditional cache size: 2, Negative unconditional cache size: 22, Unknown cache size: 12, Unknown conditional cache size: 1, Unknown unconditional cache size: 11, Eliminated conditions: 0, Maximal queried relation: 1, Independence queries for same thread: 61 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; VAL [t1={3:0}, t2={4:0}] [L1745] CALL, EXPR 0 my_drv_init() [L1739] 0 return 0; VAL [\result=0, t1={3:0}, t2={4:0}] [L1745] RET, EXPR 0 my_drv_init() [L1745] 0 int ret = my_drv_init(); VAL [my_drv_init()=0, ret=0, t1={3:0}, t2={4:0}] [L1746] COND TRUE 0 ret==0 VAL [ret=0, t1={3:0}, t2={4:0}] [L1747] 0 int probe_ret; VAL [ret=0, t1={3:0}, t2={4:0}] [L1748] 0 struct my_data data; VAL [data={5:0}, ret=0, t1={3:0}, t2={4:0}] [L1749] CALL 0 my_drv_probe(&data) [L1706] 0 struct device *d = &data->dev; VAL [d={5:24}, data={5:0}, data={5:0}, t1={3:0}, t2={4:0}] [L1708] 0 data->shared.a = 0 VAL [d={5:24}, data={5:0}, data={5:0}, t1={3:0}, t2={4:0}] [L1709] 0 data->shared.b = 0 VAL [d={5:24}, data={5:0}, data={5:0}, t1={3:0}, t2={4:0}] [L1710] 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}] [L1711] COND FALSE 0 !(\read(res)) VAL [d={5:24}, data={5:0}, data={5:0}, res=0, t1={3:0}, t2={4:0}] [L1713] 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)=6, res=0, t1={3:0}, t2={4:0}] [L1689] 1 struct device *dev = (struct device*)arg; VAL [arg={5:24}, arg={5:24}, dev={5:24}, t1={3:0}, t2={4:0}] [L1690] 1 struct my_data *data; VAL [arg={5:24}, arg={5:24}, dev={5:24}, t1={3:0}, t2={4:0}] [L1691] 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}] [L1691] 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}] [L1694] 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}] [L1714] 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}, dev={5:24}, pthread_create(&t2, ((void *)0), my_callback, (void *)d)=7, res=0, t1={3:0}, t2={4:0}] [L1689] 2 struct device *dev = (struct device*)arg; VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, t1={3:0}, t2={4:0}] [L1690] 2 struct my_data *data; VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, t1={3:0}, t2={4:0}] [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (dev); VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, t1={3:0}, t2={4:0}] [L1691] 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}, dev={5:24}, t1={3:0}, t2={4:0}] [L1716] 0 data->shared.a = 3 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, d={5:24}, data={5:0}, data={5:0}, data={5:0}, dev={5:24}, res=0, t1={3:0}, t2={4:0}] [L1697] EXPR 1 data->shared.b [L1697] 1 int lb = data->shared.b; [L1719] 0 data->shared.b = 3 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, d={5:24}, data={5:0}, data={5:0}, data={5:0}, dev={5:24}, lb=0, res=0, t1={3:0}, t2={4:0}] [L1700] 1 data->shared.b = lb + 1 VAL [__mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, lb=0, t1={3:0}, t2={4:0}] [L1722] EXPR 0 data->shared.a [L1722] CALL 0 ldv_assert(data->shared.a==3) [L1675] COND FALSE 0 !(!expression) [L1722] RET 0 ldv_assert(data->shared.a==3) [L1725] EXPR 0 data->shared.b [L1725] CALL 0 ldv_assert(data->shared.b==3) [L1675] COND TRUE 0 !expression [L1675] 0 reach_error() VAL [\old(expression)=0, __mptr={5:24}, arg={5:24}, arg={5:24}, data={5:0}, dev={5:24}, expression=0, lb=0, pthread_mutex_lock (&data->lock)=0, 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, 185 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 16.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 14.3s, 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: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 151 NumberOfCodeBlocks, 151 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 17:03:17,068 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 17:03:17,238 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...