/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-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 20:15:22,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 20:15:22,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 20:15:22,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 20:15:22,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 20:15:22,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 20:15:22,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 20:15:22,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 20:15:22,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 20:15:22,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 20:15:22,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 20:15:22,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 20:15:22,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 20:15:22,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 20:15:22,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 20:15:22,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 20:15:22,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 20:15:22,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 20:15:22,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 20:15:22,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 20:15:22,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 20:15:22,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 20:15:22,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 20:15:22,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 20:15:22,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-04-18 20:15:22,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 20:15:22,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 20:15:22,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 20:15:22,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 20:15:22,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 20:15:22,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 20:15:22,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 20:15:22,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 20:15:22,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 20:15:22,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 20:15:22,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 20:15:22,547 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-McrStrategy.epf [2020-04-18 20:15:22,561 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 20:15:22,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 20:15:22,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 20:15:22,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 20:15:22,563 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 20:15:22,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 20:15:22,563 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 20:15:22,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 20:15:22,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 20:15:22,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 20:15:22,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 20:15:22,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 20:15:22,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 20:15:22,565 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 20:15:22,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 20:15:22,565 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 20:15:22,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 20:15:22,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 20:15:22,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 20:15:22,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 20:15:22,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 20:15:22,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 20:15:22,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 20:15:22,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 20:15:22,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 20:15:22,567 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 20:15:22,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 20:15:22,568 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-04-18 20:15:22,568 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 20:15:22,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 20:15:22,568 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 20:15:22,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 20:15:22,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 20:15:22,870 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 20:15:22,871 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 20:15:22,872 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 20:15:22,872 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-04-18 20:15:22,969 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/442da11f2/cd772417674f4f679617ed242e5a8f93/FLAG7261da226 [2020-04-18 20:15:23,822 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 20:15:23,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2020-04-18 20:15:23,866 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/442da11f2/cd772417674f4f679617ed242e5a8f93/FLAG7261da226 [2020-04-18 20:15:24,347 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/442da11f2/cd772417674f4f679617ed242e5a8f93 [2020-04-18 20:15:24,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 20:15:24,380 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 20:15:24,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 20:15:24,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 20:15:24,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 20:15:24,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:15:24" (1/1) ... [2020-04-18 20:15:24,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3993a328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:15:24, skipping insertion in model container [2020-04-18 20:15:24,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 08:15:24" (1/1) ... [2020-04-18 20:15:24,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 20:15:24,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 20:15:27,956 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-04-18 20:15:27,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15d50b3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 08:15:27, skipping insertion in model container [2020-04-18 20:15:27,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 20:15:27,958 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-04-18 20:15:27,963 INFO L168 Benchmark]: Toolchain (without parser) took 3602.68 ms. Allocated memory was 135.3 MB in the beginning and 226.5 MB in the end (delta: 91.2 MB). Free memory was 88.0 MB in the beginning and 169.0 MB in the end (delta: -81.1 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2020-04-18 20:15:27,964 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-04-18 20:15:27,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3577.11 ms. Allocated memory was 135.3 MB in the beginning and 226.5 MB in the end (delta: 91.2 MB). Free memory was 86.2 MB in the beginning and 169.0 MB in the end (delta: -82.9 MB). Peak memory consumption was 38.5 MB. Max. memory is 7.1 GB. [2020-04-18 20:15:27,969 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3577.11 ms. Allocated memory was 135.3 MB in the beginning and 226.5 MB in the end (delta: 91.2 MB). Free memory was 86.2 MB in the beginning and 169.0 MB in the end (delta: -82.9 MB). Peak memory consumption was 38.5 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...