/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 '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 08:11:06,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 08:11:06,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 08:11:06,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 08:11:06,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 08:11:06,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 08:11:06,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 08:11:06,521 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 08:11:06,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 08:11:06,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 08:11:06,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 08:11:06,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 08:11:06,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 08:11:06,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 08:11:06,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 08:11:06,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 08:11:06,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 08:11:06,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 08:11:06,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 08:11:06,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 08:11:06,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 08:11:06,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 08:11:06,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 08:11:06,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 08:11:06,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 08:11:06,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 08:11:06,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 08:11:06,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 08:11:06,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 08:11:06,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 08:11:06,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 08:11:06,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 08:11:06,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 08:11:06,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 08:11:06,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 08:11:06,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 08:11:06,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 08:11:06,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 08:11:06,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 08:11:06,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 08:11:06,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 08:11:06,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 08:11:06,578 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 08:11:06,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 08:11:06,578 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 08:11:06,579 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 08:11:06,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 08:11:06,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 08:11:06,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 08:11:06,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 08:11:06,580 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 08:11:06,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 08:11:06,581 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 08:11:06,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 08:11:06,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 08:11:06,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 08:11:06,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 08:11:06,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 08:11:06,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 08:11:06,582 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 08:11:06,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 08:11:06,582 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 08:11:06,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 08:11:06,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 08:11:06,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 08:11:06,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 08:11:06,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 08:11:06,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 08:11:06,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 08:11:06,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 08:11:06,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 08:11:06,583 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 08:11:06,583 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 08:11:06,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 08:11:06,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 08:11:06,584 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 08:11:06,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 08:11:06,584 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 08:11:06,584 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-04 08:11:06,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 08:11:06,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 08:11:06,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 08:11:06,826 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 08:11:06,827 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 08:11:06,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-05-04 08:11:06,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/726df6cd7/9b2f65f5283c46ad9ec65ea29f239245/FLAGaef983d6f [2023-05-04 08:11:07,462 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 08:11:07,463 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-05-04 08:11:07,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/726df6cd7/9b2f65f5283c46ad9ec65ea29f239245/FLAGaef983d6f [2023-05-04 08:11:07,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/726df6cd7/9b2f65f5283c46ad9ec65ea29f239245 [2023-05-04 08:11:07,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 08:11:07,652 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 08:11:07,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 08:11:07,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 08:11:07,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 08:11:07,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 08:11:07" (1/1) ... [2023-05-04 08:11:07,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d56fc0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:07, skipping insertion in model container [2023-05-04 08:11:07,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 08:11:07" (1/1) ... [2023-05-04 08:11:07,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 08:11:07,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 08:11:08,857 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-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2023-05-04 08:11:08,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 08:11:09,011 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 08:11:09,225 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-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2023-05-04 08:11:09,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 08:11:09,285 INFO L208 MainTranslator]: Completed translation [2023-05-04 08:11:09,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09 WrapperNode [2023-05-04 08:11:09,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 08:11:09,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 08:11:09,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 08:11:09,287 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 08:11:09,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,481 INFO L138 Inliner]: procedures = 286, calls = 1704, calls flagged for inlining = 418, calls inlined = 483, statements flattened = 5769 [2023-05-04 08:11:09,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 08:11:09,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 08:11:09,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 08:11:09,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 08:11:09,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,502 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,642 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 08:11:09,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 08:11:09,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 08:11:09,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 08:11:09,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (1/1) ... [2023-05-04 08:11:09,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 08:11:09,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 08:11:09,704 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 08:11:09,722 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 08:11:09,734 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2023-05-04 08:11:09,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_scenario_3 [2023-05-04 08:11:09,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_scenario_3 [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-05-04 08:11:09,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 08:11:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 08:11:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-05-04 08:11:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-05-04 08:11:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_character_driver_scenario_2 [2023-05-04 08:11:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_character_driver_scenario_2 [2023-05-04 08:11:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 08:11:09,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 08:11:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 08:11:09,740 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 08:11:10,342 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 08:11:10,344 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 08:11:13,752 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 08:11:13,788 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 08:11:13,788 INFO L300 CfgBuilder]: Removed 29 assume(true) statements. [2023-05-04 08:11:13,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 08:11:13 BoogieIcfgContainer [2023-05-04 08:11:13,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 08:11:13,797 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 08:11:13,797 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 08:11:13,800 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 08:11:13,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 08:11:07" (1/3) ... [2023-05-04 08:11:13,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25059d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 08:11:13, skipping insertion in model container [2023-05-04 08:11:13,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 08:11:09" (2/3) ... [2023-05-04 08:11:13,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25059d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 08:11:13, skipping insertion in model container [2023-05-04 08:11:13,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 08:11:13" (3/3) ... [2023-05-04 08:11:13,803 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2023-05-04 08:11:13,810 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 08:11:13,818 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 08:11:13,819 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 08:11:13,819 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 08:11:14,779 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2023-05-04 08:11:14,897 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 08:11:14,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 08:11:14,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 08:11:14,912 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 08:11:14,913 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 08:11:14,939 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 08:11:14,971 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.computeEffectiveGlobalVars(ParameterizedPreferenceOrderUtils.java:145) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.(ParameterizedPreferenceOrderUtils.java:62) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.getPreferenceOrder(PartialOrderReductionFacade.java:207) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.(PartialOrderReductionFacade.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.(PartialOrderCegarLoop.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopFactory.constructCegarLoop(CegarLoopFactory.java:178) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-05-04 08:11:14,988 INFO L158 Benchmark]: Toolchain (without parser) took 7334.73ms. Allocated memory was 180.4MB in the beginning and 354.4MB in the end (delta: 174.1MB). Free memory was 145.8MB in the beginning and 145.0MB in the end (delta: 799.8kB). Peak memory consumption was 173.4MB. Max. memory is 8.0GB. [2023-05-04 08:11:14,988 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 127.9MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 08:11:14,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1633.01ms. Allocated memory is still 180.4MB. Free memory was 145.6MB in the beginning and 120.9MB in the end (delta: 24.7MB). Peak memory consumption was 71.7MB. Max. memory is 8.0GB. [2023-05-04 08:11:14,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.14ms. Allocated memory is still 180.4MB. Free memory was 120.4MB in the beginning and 90.5MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. [2023-05-04 08:11:14,989 INFO L158 Benchmark]: Boogie Preprocessor took 196.28ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 90.5MB in the beginning and 176.2MB in the end (delta: -85.7MB). Peak memory consumption was 20.4MB. Max. memory is 8.0GB. [2023-05-04 08:11:14,990 INFO L158 Benchmark]: RCFGBuilder took 4115.57ms. Allocated memory was 253.8MB in the beginning and 354.4MB in the end (delta: 100.7MB). Free memory was 176.2MB in the beginning and 253.0MB in the end (delta: -76.8MB). Peak memory consumption was 179.8MB. Max. memory is 8.0GB. [2023-05-04 08:11:14,990 INFO L158 Benchmark]: TraceAbstraction took 1189.05ms. Allocated memory is still 354.4MB. Free memory was 252.0MB in the beginning and 145.0MB in the end (delta: 107.0MB). Peak memory consumption was 105.9MB. Max. memory is 8.0GB. [2023-05-04 08:11:14,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 127.9MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1633.01ms. Allocated memory is still 180.4MB. Free memory was 145.6MB in the beginning and 120.9MB in the end (delta: 24.7MB). Peak memory consumption was 71.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 195.14ms. Allocated memory is still 180.4MB. Free memory was 120.4MB in the beginning and 90.5MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 196.28ms. Allocated memory was 180.4MB in the beginning and 253.8MB in the end (delta: 73.4MB). Free memory was 90.5MB in the beginning and 176.2MB in the end (delta: -85.7MB). Peak memory consumption was 20.4MB. Max. memory is 8.0GB. * RCFGBuilder took 4115.57ms. Allocated memory was 253.8MB in the beginning and 354.4MB in the end (delta: 100.7MB). Free memory was 176.2MB in the beginning and 253.0MB in the end (delta: -76.8MB). Peak memory consumption was 179.8MB. Max. memory is 8.0GB. * TraceAbstraction took 1189.05ms. Allocated memory is still 354.4MB. Free memory was 252.0MB in the beginning and 145.0MB in the end (delta: 107.0MB). Peak memory consumption was 105.9MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.ParameterizedPreferenceOrderUtils.computeEffectiveGlobalVars(ParameterizedPreferenceOrderUtils.java:145) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-04 08:11:15,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2023-05-04 08:11:15,255 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...