/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-60655ea [2020-09-15 00:36:16,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-15 00:36:16,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-15 00:36:16,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-15 00:36:16,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-15 00:36:16,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-15 00:36:16,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-15 00:36:16,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-15 00:36:16,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-15 00:36:16,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-15 00:36:16,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-15 00:36:16,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-15 00:36:16,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-15 00:36:16,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-15 00:36:16,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-15 00:36:16,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-15 00:36:16,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-15 00:36:16,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-15 00:36:16,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-15 00:36:16,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-15 00:36:16,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-15 00:36:16,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-15 00:36:16,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-15 00:36:16,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-15 00:36:16,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-15 00:36:16,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-15 00:36:17,000 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-15 00:36:17,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-15 00:36:17,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-15 00:36:17,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-15 00:36:17,002 INFO L138 SettingsManager]: * Use SBE=true [2020-09-15 00:36:17,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-15 00:36:17,003 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-15 00:36:17,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-15 00:36:17,003 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-15 00:36:17,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-15 00:36:17,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-15 00:36:17,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-15 00:36:17,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-15 00:36:17,004 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-15 00:36:17,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-15 00:36:17,005 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-15 00:36:17,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-15 00:36:17,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-15 00:36:17,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-15 00:36:17,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-15 00:36:17,006 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-15 00:36:17,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-15 00:36:17,006 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-15 00:36:17,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-15 00:36:17,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-15 00:36:17,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-15 00:36:17,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-15 00:36:17,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-15 00:36:17,007 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-15 00:36:17,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-15 00:36:17,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-15 00:36:17,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-15 00:36:17,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-15 00:36:17,473 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-15 00:36:17,473 INFO L275 PluginConnector]: CDTParser initialized [2020-09-15 00:36:17,475 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-09-15 00:36:17,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb7748b5c/14fd6c15269d4ea7a6fdd782e1822d7c/FLAGb2f843f7d [2020-09-15 00:36:18,474 INFO L306 CDTParser]: Found 1 translation units. [2020-09-15 00:36:18,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-09-15 00:36:18,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb7748b5c/14fd6c15269d4ea7a6fdd782e1822d7c/FLAGb2f843f7d [2020-09-15 00:36:18,901 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bb7748b5c/14fd6c15269d4ea7a6fdd782e1822d7c [2020-09-15 00:36:18,914 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-15 00:36:18,918 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-15 00:36:18,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-15 00:36:18,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-15 00:36:18,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-15 00:36:18,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 12:36:18" (1/1) ... [2020-09-15 00:36:18,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef807ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:36:18, skipping insertion in model container [2020-09-15 00:36:18,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 12:36:18" (1/1) ... [2020-09-15 00:36:18,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-15 00:36:19,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-15 00:36:23,090 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-09-15 00:36:23,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5642b9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 12:36:23, skipping insertion in model container [2020-09-15 00:36:23,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-15 00:36:23,093 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-09-15 00:36:23,100 INFO L168 Benchmark]: Toolchain (without parser) took 4180.60 ms. Allocated memory was 141.0 MB in the beginning and 238.0 MB in the end (delta: 97.0 MB). Free memory was 92.0 MB in the beginning and 182.4 MB in the end (delta: -90.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. [2020-09-15 00:36:23,101 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-15 00:36:23,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4173.14 ms. Allocated memory was 141.0 MB in the beginning and 238.0 MB in the end (delta: 97.0 MB). Free memory was 91.6 MB in the beginning and 182.4 MB in the end (delta: -90.8 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2020-09-15 00:36:23,110 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4173.14 ms. Allocated memory was 141.0 MB in the beginning and 238.0 MB in the end (delta: 97.0 MB). Free memory was 91.6 MB in the beginning and 182.4 MB in the end (delta: -90.8 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4701]: 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...