/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-aa1e80b [2020-12-17 17:57:31,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-17 17:57:31,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-17 17:57:31,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-17 17:57:31,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-17 17:57:31,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-17 17:57:31,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-17 17:57:31,427 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-17 17:57:31,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-17 17:57:31,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-17 17:57:31,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-17 17:57:31,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-17 17:57:31,434 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-17 17:57:31,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-17 17:57:31,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-17 17:57:31,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-17 17:57:31,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-17 17:57:31,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-17 17:57:31,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-17 17:57:31,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-17 17:57:31,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-17 17:57:31,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-17 17:57:31,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-17 17:57:31,458 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-17 17:57:31,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-17 17:57:31,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-17 17:57:31,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-17 17:57:31,482 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-17 17:57:31,483 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 [2020-12-17 17:57:31,512 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-17 17:57:31,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-17 17:57:31,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-17 17:57:31,515 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-17 17:57:31,515 INFO L138 SettingsManager]: * Use SBE=true [2020-12-17 17:57:31,516 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-17 17:57:31,516 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-17 17:57:31,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-17 17:57:31,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-17 17:57:31,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-17 17:57:31,517 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-17 17:57:31,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-17 17:57:31,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-17 17:57:31,518 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-17 17:57:31,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-17 17:57:31,518 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-17 17:57:31,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-17 17:57:31,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-17 17:57:31,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-17 17:57:31,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-17 17:57:31,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-17 17:57:31,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-17 17:57:31,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-17 17:57:31,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-17 17:57:31,521 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-17 17:57:31,521 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-17 17:57:31,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-17 17:57:31,522 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-17 17:57:31,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-17 17:57:31,522 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-17 17:57:31,522 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-17 17:57:31,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-17 17:57:31,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-17 17:57:31,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-17 17:57:31,959 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-17 17:57:31,960 INFO L275 PluginConnector]: CDTParser initialized [2020-12-17 17:57:31,961 INFO L432 ainManager$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 [2020-12-17 17:57:32,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4066dca59/9a5dbde419ec45e484752adf4fa3a31f/FLAG5e0827af6 [2020-12-17 17:57:33,166 INFO L306 CDTParser]: Found 1 translation units. [2020-12-17 17:57:33,168 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-12-17 17:57:33,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4066dca59/9a5dbde419ec45e484752adf4fa3a31f/FLAG5e0827af6 [2020-12-17 17:57:33,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4066dca59/9a5dbde419ec45e484752adf4fa3a31f [2020-12-17 17:57:33,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-17 17:57:33,595 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-17 17:57:33,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-17 17:57:33,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-17 17:57:33,603 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-17 17:57:33,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:57:33" (1/1) ... [2020-12-17 17:57:33,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c842510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:57:33, skipping insertion in model container [2020-12-17 17:57:33,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:57:33" (1/1) ... [2020-12-17 17:57:33,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-17 17:57:33,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-17 17:57:37,362 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-12-17 17:57:37,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c24f307 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:57:37, skipping insertion in model container [2020-12-17 17:57:37,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-17 17:57:37,364 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-17 17:57:37,366 INFO L168 Benchmark]: Toolchain (without parser) took 3770.51 ms. Allocated memory is still 302.0 MB. Free memory was 267.7 MB in the beginning and 243.7 MB in the end (delta: 24.0 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.0 GB. [2020-12-17 17:57:37,367 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-17 17:57:37,368 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3765.00 ms. Allocated memory is still 302.0 MB. Free memory was 267.5 MB in the beginning and 243.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.0 GB. [2020-12-17 17:57:37,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 3765.00 ms. Allocated memory is still 302.0 MB. Free memory was 267.5 MB in the beginning and 243.7 MB in the end (delta: 23.8 MB). Peak memory consumption was 30.8 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...