/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_llseek_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:53:11,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:53:11,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:53:11,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:53:11,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:53:11,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:53:11,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:53:11,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:53:11,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:53:11,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:53:11,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:53:11,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:53:11,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:53:11,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:53:11,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:53:11,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:53:11,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:53:11,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:53:11,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:53:11,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:53:11,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:53:11,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:53:11,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:53:11,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:53:11,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-04-18 15:53:11,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:53:11,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:53:11,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:53:11,249 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 15:53:11,266 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:53:11,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:53:11,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:53:11,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:53:11,271 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:53:11,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:53:11,272 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:53:11,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:53:11,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:53:11,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:53:11,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:53:11,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:53:11,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:53:11,273 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:53:11,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:53:11,274 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:53:11,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:53:11,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:53:11,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:53:11,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:53:11,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:53:11,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:53:11,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:53:11,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:53:11,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:53:11,277 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:53:11,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:53:11,277 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:53:11,278 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:53:11,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:53:11,279 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:53:11,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:53:11,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:53:11,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:53:11,599 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:53:11,599 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:53:11,600 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2020-04-18 15:53:11,675 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c1f9b04/96b39ccf3a1544e9a690f1c92a9f8927/FLAG93f532ec0 [2020-04-18 15:53:12,477 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:53:12,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2020-04-18 15:53:12,535 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c1f9b04/96b39ccf3a1544e9a690f1c92a9f8927/FLAG93f532ec0 [2020-04-18 15:53:13,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9c1f9b04/96b39ccf3a1544e9a690f1c92a9f8927 [2020-04-18 15:53:13,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:53:13,045 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:53:13,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:53:13,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:53:13,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:53:13,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:53:13" (1/1) ... [2020-04-18 15:53:13,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b408af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:53:13, skipping insertion in model container [2020-04-18 15:53:13,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:53:13" (1/1) ... [2020-04-18 15:53:13,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:53:13,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:53:17,150 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-04-18 15:53:17,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@464e65bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:53:17, skipping insertion in model container [2020-04-18 15:53:17,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:53:17,151 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-04-18 15:53:17,154 INFO L168 Benchmark]: Toolchain (without parser) took 4124.76 ms. Allocated memory was 144.7 MB in the beginning and 232.3 MB in the end (delta: 87.6 MB). Free memory was 89.8 MB in the beginning and 174.8 MB in the end (delta: -85.0 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. [2020-04-18 15:53:17,156 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-04-18 15:53:17,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4104.23 ms. Allocated memory was 144.7 MB in the beginning and 232.3 MB in the end (delta: 87.6 MB). Free memory was 87.7 MB in the beginning and 174.8 MB in the end (delta: -87.1 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2020-04-18 15:53:17,159 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4104.23 ms. Allocated memory was 144.7 MB in the beginning and 232.3 MB in the end (delta: 87.6 MB). Free memory was 87.7 MB in the beginning and 174.8 MB in the end (delta: -87.1 MB). Peak memory consumption was 37.0 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...