/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-VariableLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:53:26,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:53:26,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:53:26,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:53:26,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:53:26,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:53:26,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:53:26,474 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:53:26,476 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:53:26,477 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:53:26,478 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:53:26,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:53:26,479 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:53:26,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:53:26,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:53:26,482 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:53:26,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:53:26,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:53:26,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:53:26,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:53:26,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:53:26,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:53:26,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:53:26,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:53:26,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 15:53:26,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 15:53:26,494 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 15:53:26,495 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 15:53:26,496 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 15:53:26,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 15:53:26,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 15:53:26,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 15:53:26,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 15:53:26,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 15:53:26,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 15:53:26,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 15:53:26,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 15:53:26,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 15:53:26,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:53:26,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:53:26,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:53:26,503 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-VariableLbe-McrStrategy.epf [2020-04-18 15:53:26,527 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:53:26,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:53:26,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:53:26,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:53:26,530 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:53:26,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:53:26,531 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:53:26,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:53:26,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:53:26,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:53:26,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:53:26,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:53:26,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:53:26,532 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:53:26,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:53:26,532 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:53:26,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:53:26,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:53:26,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:53:26,533 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:53:26,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:53:26,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:53:26,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:53:26,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:53:26,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:53:26,534 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:53:26,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:53:26,535 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:53:26,535 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:53:26,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:53:26,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:53:26,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:53:26,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:53:26,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:53:26,833 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:53:26,833 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:53:26,834 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-04-18 15:53:26,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89b72358f/a2ca51dbbd714333b7449e55337e26e8/FLAG91619450b [2020-04-18 15:53:27,707 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:53:27,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-04-18 15:53:27,769 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89b72358f/a2ca51dbbd714333b7449e55337e26e8/FLAG91619450b [2020-04-18 15:53:28,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89b72358f/a2ca51dbbd714333b7449e55337e26e8 [2020-04-18 15:53:28,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:53:28,302 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:53:28,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:53:28,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:53:28,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:53:28,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:53:28" (1/1) ... [2020-04-18 15:53:28,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3457e747 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:53:28, skipping insertion in model container [2020-04-18 15:53:28,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:53:28" (1/1) ... [2020-04-18 15:53:28,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:53:28,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:53:31,988 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-04-18 15:53:31,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@67270d50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:53:31, skipping insertion in model container [2020-04-18 15:53:31,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:53:31,990 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-04-18 15:53:31,992 INFO L168 Benchmark]: Toolchain (without parser) took 3710.94 ms. Allocated memory was 137.9 MB in the beginning and 233.3 MB in the end (delta: 95.4 MB). Free memory was 91.1 MB in the beginning and 174.9 MB in the end (delta: -83.7 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2020-04-18 15:53:31,993 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-04-18 15:53:31,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3686.38 ms. Allocated memory was 137.9 MB in the beginning and 233.3 MB in the end (delta: 95.4 MB). Free memory was 89.4 MB in the beginning and 174.9 MB in the end (delta: -85.5 MB). Peak memory consumption was 39.2 MB. Max. memory is 7.1 GB. [2020-04-18 15:53:31,997 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3686.38 ms. Allocated memory was 137.9 MB in the beginning and 233.3 MB in the end (delta: 95.4 MB). Free memory was 89.4 MB in the beginning and 174.9 MB in the end (delta: -85.5 MB). Peak memory consumption was 39.2 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...