/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-11 18:55:06,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-11 18:55:06,247 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-11 18:55:06,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-11 18:55:06,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-11 18:55:06,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-11 18:55:06,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-11 18:55:06,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-11 18:55:06,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-11 18:55:06,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-11 18:55:06,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-11 18:55:06,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-11 18:55:06,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-11 18:55:06,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-11 18:55:06,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-11 18:55:06,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-11 18:55:06,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-11 18:55:06,361 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-11 18:55:06,369 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-11 18:55:06,375 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-11 18:55:06,377 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-11 18:55:06,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-11 18:55:06,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-11 18:55:06,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-11 18:55:06,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-11 18:55:06,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-11 18:55:06,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-11 18:55:06,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-11 18:55:06,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-11 18:55:06,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-11 18:55:06,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-11 18:55:06,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-11 18:55:06,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-11 18:55:06,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-11 18:55:06,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-11 18:55:06,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-11 18:55:06,401 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.epf [2020-11-11 18:55:06,449 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-11 18:55:06,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-11 18:55:06,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-11 18:55:06,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-11 18:55:06,454 INFO L138 SettingsManager]: * Use SBE=true [2020-11-11 18:55:06,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-11 18:55:06,454 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-11 18:55:06,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-11 18:55:06,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-11 18:55:06,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-11 18:55:06,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-11 18:55:06,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-11 18:55:06,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-11 18:55:06,457 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-11 18:55:06,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-11 18:55:06,457 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-11 18:55:06,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-11 18:55:06,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-11 18:55:06,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-11 18:55:06,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-11 18:55:06,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-11 18:55:06,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-11 18:55:06,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-11 18:55:06,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-11 18:55:06,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-11 18:55:06,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-11 18:55:06,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-11 18:55:06,460 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-11-11 18:55:06,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-11 18:55:06,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-11 18:55:06,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-11 18:55:06,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-11 18:55:06,926 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-11 18:55:06,927 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-11 18:55:06,928 INFO L275 PluginConnector]: CDTParser initialized [2020-11-11 18:55:06,929 INFO L432 ainManager$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 [2020-11-11 18:55:07,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d2db92f/332d188e6879445f9cb9288f126cb1e8/FLAG1049adc98 [2020-11-11 18:55:07,971 INFO L306 CDTParser]: Found 1 translation units. [2020-11-11 18:55:07,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-11-11 18:55:08,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d2db92f/332d188e6879445f9cb9288f126cb1e8/FLAG1049adc98 [2020-11-11 18:55:08,439 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d2db92f/332d188e6879445f9cb9288f126cb1e8 [2020-11-11 18:55:08,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-11 18:55:08,449 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-11 18:55:08,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-11 18:55:08,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-11 18:55:08,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-11 18:55:08,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 06:55:08" (1/1) ... [2020-11-11 18:55:08,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23cc286b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:55:08, skipping insertion in model container [2020-11-11 18:55:08,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 06:55:08" (1/1) ... [2020-11-11 18:55:08,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-11 18:55:08,611 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-11 18:55:12,206 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-11-11 18:55:12,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b80f709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 06:55:12, skipping insertion in model container [2020-11-11 18:55:12,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-11 18:55:12,208 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-11 18:55:12,210 INFO L168 Benchmark]: Toolchain (without parser) took 3765.92 ms. Allocated memory is still 302.0 MB. Free memory was 268.6 MB in the beginning and 247.2 MB in the end (delta: 21.5 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.0 GB. [2020-11-11 18:55:12,211 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 302.0 MB. Free memory is still 273.1 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-11 18:55:12,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3757.71 ms. Allocated memory is still 302.0 MB. Free memory was 268.2 MB in the beginning and 247.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.0 GB. [2020-11-11 18:55:12,214 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 302.0 MB. Free memory is still 273.1 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 3757.71 ms. Allocated memory is still 302.0 MB. Free memory was 268.2 MB in the beginning and 247.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: 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...