/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-Before.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 05:21:48,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 05:21:48,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 05:21:48,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 05:21:48,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 05:21:48,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 05:21:48,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 05:21:48,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 05:21:48,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 05:21:48,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 05:21:48,365 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 05:21:48,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 05:21:48,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 05:21:48,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 05:21:48,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 05:21:48,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 05:21:48,370 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 05:21:48,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 05:21:48,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 05:21:48,385 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 05:21:48,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 05:21:48,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 05:21:48,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 05:21:48,394 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 05:21:48,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-19 05:21:48,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 05:21:48,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 05:21:48,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 05:21:48,413 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-PN-NoLbe-Before.epf [2022-01-19 05:21:48,449 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 05:21:48,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 05:21:48,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 05:21:48,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 05:21:48,451 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 05:21:48,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 05:21:48,452 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 05:21:48,452 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 05:21:48,452 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 05:21:48,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 05:21:48,453 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 05:21:48,453 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 05:21:48,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 05:21:48,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 05:21:48,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 05:21:48,453 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 05:21:48,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 05:21:48,454 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 05:21:48,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 05:21:48,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 05:21:48,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 05:21:48,454 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 05:21:48,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 05:21:48,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 05:21:48,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 05:21:48,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 05:21:48,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 05:21:48,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 05:21:48,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 05:21:48,456 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 05:21:48,457 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 05:21:48,457 INFO L138 SettingsManager]: * When to check the insufficient erros location relative to the other error locations=BEFORE [2022-01-19 05:21:48,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 05:21:48,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 05:21:48,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 05:21:48,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 05:21:48,667 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 05:21:48,668 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 05:21:48,669 INFO L432 ainManager$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 [2022-01-19 05:21:48,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a091ef0f/86602db14e2b4163ac4dd0389b634459/FLAG5c958b7de [2022-01-19 05:21:49,427 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 05:21:49,428 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2022-01-19 05:21:49,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a091ef0f/86602db14e2b4163ac4dd0389b634459/FLAG5c958b7de [2022-01-19 05:21:49,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a091ef0f/86602db14e2b4163ac4dd0389b634459 [2022-01-19 05:21:49,693 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 05:21:49,694 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 05:21:49,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 05:21:49,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 05:21:49,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 05:21:49,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 05:21:49" (1/1) ... [2022-01-19 05:21:49,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f1713ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:21:49, skipping insertion in model container [2022-01-19 05:21:49,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 05:21:49" (1/1) ... [2022-01-19 05:21:49,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 05:21:49,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 05:21:50,129 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_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2022-01-19 05:21:53,214 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-01-19 05:21:53,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4588644b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 05:21:53, skipping insertion in model container [2022-01-19 05:21:53,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 05:21:53,215 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-01-19 05:21:53,217 INFO L158 Benchmark]: Toolchain (without parser) took 3521.37ms. Allocated memory was 337.6MB in the beginning and 413.1MB in the end (delta: 75.5MB). Free memory was 302.7MB in the beginning and 344.7MB in the end (delta: -42.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.0GB. [2022-01-19 05:21:53,217 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 337.6MB. Free memory is still 299.1MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 05:21:53,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3511.21ms. Allocated memory was 337.6MB in the beginning and 413.1MB in the end (delta: 75.5MB). Free memory was 301.7MB in the beginning and 344.7MB in the end (delta: -43.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. [2022-01-19 05:21:53,219 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 337.6MB. Free memory is still 299.1MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 3511.21ms. Allocated memory was 337.6MB in the beginning and 413.1MB in the end (delta: 75.5MB). Free memory was 301.7MB in the beginning and 344.7MB in the end (delta: -43.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.0GB. * 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...