/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-VarAbsGlobalSmt.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-73dbefe-m [2022-11-11 13:28:17,478 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-11-11 13:28:17,536 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSmt.epf [2022-11-11 13:28:17,554 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-11 13:28:17,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-11 13:28:17,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-11 13:28:17,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-11 13:28:17,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-11 13:28:17,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-11 13:28:17,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-11 13:28:17,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-11 13:28:17,556 INFO L138 SettingsManager]: * Use SBE=true [2022-11-11 13:28:17,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-11 13:28:17,557 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-11 13:28:17,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-11 13:28:17,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-11 13:28:17,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-11 13:28:17,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-11 13:28:17,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-11 13:28:17,557 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-11 13:28:17,558 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-11 13:28:17,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-11 13:28:17,558 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-11 13:28:17,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-11 13:28:17,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-11 13:28:17,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-11 13:28:17,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-11 13:28:17,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-11 13:28:17,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-11 13:28:17,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-11 13:28:17,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-11 13:28:17,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-11 13:28:17,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-11 13:28:17,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-11 13:28:17,559 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-11 13:28:17,559 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-11 13:28:17,560 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-11 13:28:17,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-11 13:28:17,560 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-11 13:28:17,560 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-11 13:28:17,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-11 13:28:17,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-11 13:28:17,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-11 13:28:17,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-11 13:28:17,825 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-11 13:28:17,826 INFO L275 PluginConnector]: CDTParser initialized [2022-11-11 13:28:17,828 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-11 13:28:17,888 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c0c267a/733826eb2a074982a384cc0a9ae52eb7/FLAG48c176851 [2022-11-11 13:28:18,594 INFO L306 CDTParser]: Found 1 translation units. [2022-11-11 13:28:18,594 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2022-11-11 13:28:18,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c0c267a/733826eb2a074982a384cc0a9ae52eb7/FLAG48c176851 [2022-11-11 13:28:18,685 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3c0c267a/733826eb2a074982a384cc0a9ae52eb7 [2022-11-11 13:28:18,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-11 13:28:18,691 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-11 13:28:18,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-11 13:28:18,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-11 13:28:18,695 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-11 13:28:18,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 01:28:18" (1/1) ... [2022-11-11 13:28:18,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1402ff3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:28:18, skipping insertion in model container [2022-11-11 13:28:18,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 01:28:18" (1/1) ... [2022-11-11 13:28:18,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-11 13:28:18,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-11 13:28:19,143 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2022-11-11 13:28:20,892 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-11 13:28:20,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19619d5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 01:28:20, skipping insertion in model container [2022-11-11 13:28:20,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-11 13:28:20,893 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-11 13:28:20,895 INFO L158 Benchmark]: Toolchain (without parser) took 2202.67ms. Allocated memory is still 268.4MB. Free memory was 230.6MB in the beginning and 193.1MB in the end (delta: 37.5MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2022-11-11 13:28:20,895 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 180.4MB. Free memory is still 133.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-11 13:28:20,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2200.89ms. Allocated memory is still 268.4MB. Free memory was 230.6MB in the beginning and 193.1MB in the end (delta: 37.5MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. [2022-11-11 13:28:20,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 180.4MB. Free memory is still 133.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2200.89ms. Allocated memory is still 268.4MB. Free memory was 230.6MB in the beginning and 193.1MB in the end (delta: 37.5MB). Peak memory consumption was 38.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...