/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 22:57:51,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 22:57:51,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 22:57:51,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 22:57:51,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 22:57:51,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 22:57:51,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 22:57:51,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 22:57:51,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 22:57:51,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 22:57:51,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 22:57:51,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 22:57:51,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 22:57:51,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 22:57:51,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 22:57:51,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 22:57:51,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 22:57:51,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 22:57:51,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 22:57:51,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 22:57:51,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 22:57:51,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 22:57:51,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 22:57:51,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 22:57:51,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-05 22:57:51,301 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-05 22:57:51,323 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 22:57:51,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 22:57:51,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 22:57:51,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 22:57:51,325 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 22:57:51,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 22:57:51,326 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 22:57:51,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 22:57:51,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 22:57:51,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 22:57:51,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 22:57:51,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 22:57:51,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 22:57:51,327 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 22:57:51,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 22:57:51,328 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 22:57:51,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 22:57:51,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 22:57:51,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 22:57:51,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 22:57:51,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 22:57:51,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 22:57:51,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 22:57:51,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-05 22:57:51,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 22:57:51,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 22:57:51,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 22:57:51,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 22:57:51,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-05 22:57:51,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-05 22:57:51,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 22:57:51,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 22:57:51,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 22:57:51,623 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 22:57:51,624 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 22:57:51,625 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-10-05 22:57:51,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7beff9418/49ba499b99744150810b822b46913e8c/FLAGb3eec84a6 [2020-10-05 22:57:52,496 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 22:57:52,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2020-10-05 22:57:52,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7beff9418/49ba499b99744150810b822b46913e8c/FLAGb3eec84a6 [2020-10-05 22:57:53,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7beff9418/49ba499b99744150810b822b46913e8c [2020-10-05 22:57:53,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 22:57:53,013 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 22:57:53,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 22:57:53,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 22:57:53,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 22:57:53,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 10:57:53" (1/1) ... [2020-10-05 22:57:53,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fba562b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:57:53, skipping insertion in model container [2020-10-05 22:57:53,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 10:57:53" (1/1) ... [2020-10-05 22:57:53,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 22:57:53,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 22:57:57,027 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-10-05 22:57:57,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@288d9967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 10:57:57, skipping insertion in model container [2020-10-05 22:57:57,029 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 22:57:57,030 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-05 22:57:57,034 INFO L168 Benchmark]: Toolchain (without parser) took 4019.02 ms. Allocated memory was 147.8 MB in the beginning and 236.5 MB in the end (delta: 88.6 MB). Free memory was 92.0 MB in the beginning and 179.6 MB in the end (delta: -87.6 MB). Peak memory consumption was 40.6 MB. Max. memory is 7.1 GB. [2020-10-05 22:57:57,036 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-10-05 22:57:57,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4013.96 ms. Allocated memory was 147.8 MB in the beginning and 236.5 MB in the end (delta: 88.6 MB). Free memory was 91.6 MB in the beginning and 179.6 MB in the end (delta: -88.0 MB). Peak memory consumption was 40.2 MB. Max. memory is 7.1 GB. [2020-10-05 22:57:57,042 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 147.8 MB. Free memory was 122.4 MB in the beginning and 122.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4013.96 ms. Allocated memory was 147.8 MB in the beginning and 236.5 MB in the end (delta: 88.6 MB). Free memory was 91.6 MB in the beginning and 179.6 MB in the end (delta: -88.0 MB). Peak memory consumption was 40.2 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...