/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-18 05:16:37,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-18 05:16:37,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-18 05:16:37,714 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-18 05:16:37,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-18 05:16:37,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-18 05:16:37,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-18 05:16:37,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-18 05:16:37,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-18 05:16:37,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-18 05:16:37,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-18 05:16:37,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-18 05:16:37,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-18 05:16:37,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-18 05:16:37,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-18 05:16:37,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-18 05:16:37,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-18 05:16:37,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-18 05:16:37,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-18 05:16:37,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-18 05:16:37,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-18 05:16:37,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-18 05:16:37,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-18 05:16:37,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-18 05:16:37,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-18 05:16:37,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-18 05:16:37,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-18 05:16:37,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-18 05:16:37,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2020-12-18 05:16:37,788 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-18 05:16:37,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-18 05:16:37,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-18 05:16:37,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-18 05:16:37,790 INFO L138 SettingsManager]: * Use SBE=true [2020-12-18 05:16:37,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-18 05:16:37,791 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-18 05:16:37,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-18 05:16:37,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-18 05:16:37,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-18 05:16:37,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-18 05:16:37,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-18 05:16:37,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-18 05:16:37,794 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-18 05:16:37,794 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-18 05:16:37,794 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-18 05:16:37,795 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-18 05:16:37,795 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-18 05:16:37,795 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-18 05:16:37,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-18 05:16:37,796 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-18 05:16:37,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-18 05:16:37,796 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-18 05:16:37,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-18 05:16:37,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-18 05:16:37,800 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-18 05:16:37,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-18 05:16:37,801 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-18 05:16:37,801 INFO L138 SettingsManager]: * Lazy Petri-NFA conversion=true [2020-12-18 05:16:37,801 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=SLEEP_SET_FA [2020-12-18 05:16:37,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-18 05:16:37,802 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-18 05:16:37,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-18 05:16:37,803 INFO L138 SettingsManager]: * Sleep set reduction in concurrent analysis=DELAY_SET 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-18 05:16:38,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-18 05:16:38,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-18 05:16:38,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-18 05:16:38,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-18 05:16:38,280 INFO L275 PluginConnector]: CDTParser initialized [2020-12-18 05:16:38,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-12-18 05:16:38,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d71ef84/f0528ce3027243ad8498b56e1c3a2427/FLAG3d76810c1 [2020-12-18 05:16:39,379 INFO L306 CDTParser]: Found 1 translation units. [2020-12-18 05:16:39,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-12-18 05:16:39,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d71ef84/f0528ce3027243ad8498b56e1c3a2427/FLAG3d76810c1 [2020-12-18 05:16:39,855 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2d71ef84/f0528ce3027243ad8498b56e1c3a2427 [2020-12-18 05:16:39,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-18 05:16:39,860 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-18 05:16:39,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-18 05:16:39,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-18 05:16:39,868 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-18 05:16:39,869 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:16:39" (1/1) ... [2020-12-18 05:16:39,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14657f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:16:39, skipping insertion in model container [2020-12-18 05:16:39,874 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 05:16:39" (1/1) ... [2020-12-18 05:16:39,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-18 05:16:40,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-18 05:16:43,578 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-12-18 05:16:43,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7781f59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 05:16:43, skipping insertion in model container [2020-12-18 05:16:43,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-18 05:16:43,580 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-18 05:16:43,583 INFO L168 Benchmark]: Toolchain (without parser) took 3721.88 ms. Allocated memory is still 302.0 MB. Free memory was 266.2 MB in the beginning and 237.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.0 GB. [2020-12-18 05:16:43,584 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 302.0 MB. Free memory was 272.9 MB in the beginning and 272.9 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-18 05:16:43,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3716.17 ms. Allocated memory is still 302.0 MB. Free memory was 265.9 MB in the beginning and 237.6 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.0 GB. [2020-12-18 05:16:43,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 302.0 MB. Free memory was 272.9 MB in the beginning and 272.9 MB in the end (delta: 76.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 3716.17 ms. Allocated memory is still 302.0 MB. Free memory was 265.9 MB in the beginning and 237.6 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.0 GB. * 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...