/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-MCR.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-4336eb1 [2019-12-28 05:46:01,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-28 05:46:01,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-28 05:46:01,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-28 05:46:01,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-28 05:46:01,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-28 05:46:01,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-28 05:46:01,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-28 05:46:01,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-28 05:46:01,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-28 05:46:01,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-28 05:46:01,687 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-28 05:46:01,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-28 05:46:01,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-28 05:46:01,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-28 05:46:01,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-28 05:46:01,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-28 05:46:01,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-28 05:46:01,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-28 05:46:01,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-28 05:46:01,704 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-28 05:46:01,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-28 05:46:01,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-28 05:46:01,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-28 05:46:01,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-28 05:46:01,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-28 05:46:01,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-28 05:46:01,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-28 05:46:01,725 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-FA-NoLbe-MCR.epf [2019-12-28 05:46:01,759 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-28 05:46:01,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-28 05:46:01,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-28 05:46:01,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-28 05:46:01,764 INFO L138 SettingsManager]: * Use SBE=true [2019-12-28 05:46:01,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-28 05:46:01,765 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-28 05:46:01,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-28 05:46:01,765 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-28 05:46:01,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-28 05:46:01,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-28 05:46:01,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-28 05:46:01,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-28 05:46:01,766 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-28 05:46:01,766 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-28 05:46:01,766 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-28 05:46:01,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-28 05:46:01,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-28 05:46:01,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-28 05:46:01,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-28 05:46:01,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-28 05:46:01,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-28 05:46:01,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-28 05:46:01,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-28 05:46:01,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-28 05:46:01,770 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-28 05:46:01,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-28 05:46:01,771 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-28 05:46:01,771 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2019-12-28 05:46:01,771 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-28 05:46:01,772 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-28 05:46:01,772 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-28 05:46:02,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-28 05:46:02,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-28 05:46:02,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-28 05:46:02,083 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-28 05:46:02,084 INFO L275 PluginConnector]: CDTParser initialized [2019-12-28 05:46:02,084 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-28 05:46:02,138 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3891688/168dcb2577984f38b9a78b745eb5fc40/FLAG4dce6c426 [2019-12-28 05:46:02,864 INFO L306 CDTParser]: Found 1 translation units. [2019-12-28 05:46:02,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-28 05:46:02,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3891688/168dcb2577984f38b9a78b745eb5fc40/FLAG4dce6c426 [2019-12-28 05:46:03,383 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3891688/168dcb2577984f38b9a78b745eb5fc40 [2019-12-28 05:46:03,392 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-28 05:46:03,394 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-28 05:46:03,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-28 05:46:03,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-28 05:46:03,399 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-28 05:46:03,400 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:46:03" (1/1) ... [2019-12-28 05:46:03,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b5585d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:46:03, skipping insertion in model container [2019-12-28 05:46:03,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:46:03" (1/1) ... [2019-12-28 05:46:03,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-28 05:46:03,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-28 05:46:06,936 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-28 05:46:06,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f2a7b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:46:06, skipping insertion in model container [2019-12-28 05:46:06,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-28 05:46:06,938 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-28 05:46:06,941 INFO L168 Benchmark]: Toolchain (without parser) took 3546.09 ms. Allocated memory was 137.9 MB in the beginning and 239.1 MB in the end (delta: 101.2 MB). Free memory was 91.7 MB in the beginning and 174.3 MB in the end (delta: -82.6 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB. [2019-12-28 05:46:06,942 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-28 05:46:06,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3542.51 ms. Allocated memory was 137.9 MB in the beginning and 239.1 MB in the end (delta: 101.2 MB). Free memory was 91.5 MB in the beginning and 174.3 MB in the end (delta: -82.8 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. [2019-12-28 05:46:06,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3542.51 ms. Allocated memory was 137.9 MB in the beginning and 239.1 MB in the end (delta: 101.2 MB). Free memory was 91.5 MB in the beginning and 174.3 MB in the end (delta: -82.8 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: 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...