/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/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 17:42:48,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 17:42:48,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 17:42:48,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 17:42:48,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 17:42:48,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 17:42:48,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 17:42:48,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 17:42:48,558 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 17:42:48,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 17:42:48,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 17:42:48,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 17:42:48,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 17:42:48,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 17:42:48,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 17:42:48,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 17:42:48,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 17:42:48,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 17:42:48,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 17:42:48,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 17:42:48,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 17:42:48,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 17:42:48,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 17:42:48,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 17:42:48,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 17:42:48,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 17:42:48,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 17:42:48,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 17:42:48,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 17:42:48,603 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 17:42:48,604 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 17:42:48,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 17:42:48,605 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 17:42:48,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 17:42:48,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 17:42:48,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 17:42:48,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 17:42:48,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 17:42:48,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 17:42:48,606 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 17:42:48,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 17:42:48,607 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 17:42:48,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 17:42:48,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 17:42:48,608 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 17:42:48,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 17:42:48,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 17:42:48,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 17:42:48,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 17:42:48,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 17:42:48,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 17:42:48,609 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 17:42:49,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 17:42:49,090 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 17:42:49,094 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 17:42:49,096 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 17:42:49,096 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 17:42:49,097 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-09-04 17:42:49,188 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/74c5c2b1c/c2c6419989344a74815af061517c4804/FLAG78575bfff [2020-09-04 17:42:50,151 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 17:42:50,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-09-04 17:42:50,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/74c5c2b1c/c2c6419989344a74815af061517c4804/FLAG78575bfff [2020-09-04 17:42:50,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/74c5c2b1c/c2c6419989344a74815af061517c4804 [2020-09-04 17:42:50,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 17:42:50,610 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 17:42:50,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 17:42:50,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 17:42:50,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 17:42:50,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 05:42:50" (1/1) ... [2020-09-04 17:42:50,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e17ebe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 05:42:50, skipping insertion in model container [2020-09-04 17:42:50,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 05:42:50" (1/1) ... [2020-09-04 17:42:50,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 17:42:50,792 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 17:42:54,800 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-09-04 17:42:54,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24db0179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 05:42:54, skipping insertion in model container [2020-09-04 17:42:54,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 17:42:54,801 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-04 17:42:54,805 INFO L168 Benchmark]: Toolchain (without parser) took 4194.32 ms. Allocated memory was 146.3 MB in the beginning and 242.7 MB in the end (delta: 96.5 MB). Free memory was 92.5 MB in the beginning and 178.8 MB in the end (delta: -86.3 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. [2020-09-04 17:42:54,806 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 146.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 17:42:54,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4188.29 ms. Allocated memory was 146.3 MB in the beginning and 242.7 MB in the end (delta: 96.5 MB). Free memory was 92.3 MB in the beginning and 178.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. [2020-09-04 17:42:54,810 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 146.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4188.29 ms. Allocated memory was 146.3 MB in the beginning and 242.7 MB in the end (delta: 96.5 MB). Free memory was 92.3 MB in the beginning and 178.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 41.5 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...