/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-SemanticLbe-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 [2019-12-27 19:02:30,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 19:02:30,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 19:02:30,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 19:02:30,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 19:02:30,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 19:02:30,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 19:02:30,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 19:02:30,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 19:02:30,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 19:02:30,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 19:02:30,988 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 19:02:30,988 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 19:02:30,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 19:02:30,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 19:02:30,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 19:02:30,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 19:02:30,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 19:02:30,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 19:02:30,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 19:02:31,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 19:02:31,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 19:02:31,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 19:02:31,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 19:02:31,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 19:02:31,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-27 19:02:31,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-27 19:02:31,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-27 19:02:31,015 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-SemanticLbe-MCR.epf [2019-12-27 19:02:31,029 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 19:02:31,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 19:02:31,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 19:02:31,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 19:02:31,031 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 19:02:31,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 19:02:31,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 19:02:31,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 19:02:31,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 19:02:31,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 19:02:31,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 19:02:31,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 19:02:31,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 19:02:31,032 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 19:02:31,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 19:02:31,033 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 19:02:31,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 19:02:31,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 19:02:31,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 19:02:31,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 19:02:31,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 19:02:31,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 19:02:31,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 19:02:31,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 19:02:31,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 19:02:31,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 19:02:31,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 19:02:31,035 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2019-12-27 19:02:31,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 19:02:31,036 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2019-12-27 19:02:31,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 19:02:31,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 19:02:31,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 19:02:31,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 19:02:31,346 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 19:02:31,347 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 19:02:31,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-27 19:02:31,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a391ffc/eeedebb91231484c83cc2e283dcea495/FLAG3e407728b [2019-12-27 19:02:32,270 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 19:02:32,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-27 19:02:32,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a391ffc/eeedebb91231484c83cc2e283dcea495/FLAG3e407728b [2019-12-27 19:02:32,735 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a391ffc/eeedebb91231484c83cc2e283dcea495 [2019-12-27 19:02:32,745 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 19:02:32,747 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 19:02:32,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 19:02:32,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 19:02:32,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 19:02:32,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 07:02:32" (1/1) ... [2019-12-27 19:02:32,755 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6724b7e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:02:32, skipping insertion in model container [2019-12-27 19:02:32,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 07:02:32" (1/1) ... [2019-12-27 19:02:32,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 19:02:32,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 19:02:36,012 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-27 19:02:36,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b0c071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 07:02:36, skipping insertion in model container [2019-12-27 19:02:36,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 19:02:36,013 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-27 19:02:36,016 INFO L168 Benchmark]: Toolchain (without parser) took 3269.06 ms. Allocated memory was 137.9 MB in the beginning and 232.3 MB in the end (delta: 94.4 MB). Free memory was 91.3 MB in the beginning and 174.0 MB in the end (delta: -82.7 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2019-12-27 19:02:36,017 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory is still 120.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-12-27 19:02:36,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3265.69 ms. Allocated memory was 137.9 MB in the beginning and 232.3 MB in the end (delta: 94.4 MB). Free memory was 90.9 MB in the beginning and 174.0 MB in the end (delta: -83.1 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2019-12-27 19:02:36,020 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 137.9 MB. Free memory is still 120.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3265.69 ms. Allocated memory was 137.9 MB in the beginning and 232.3 MB in the end (delta: 94.4 MB). Free memory was 90.9 MB in the beginning and 174.0 MB in the end (delta: -83.1 MB). Peak memory consumption was 40.5 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...