/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.epf -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 23:18:32,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 23:18:32,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 23:18:32,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 23:18:32,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 23:18:32,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 23:18:32,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 23:18:32,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 23:18:32,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 23:18:32,452 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 23:18:32,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 23:18:32,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 23:18:32,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 23:18:32,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 23:18:32,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 23:18:32,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 23:18:32,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 23:18:32,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 23:18:32,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 23:18:32,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 23:18:32,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 23:18:32,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 23:18:32,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 23:18:32,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 23:18:32,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 23:18:32,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 23:18:32,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 23:18:32,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 23:18:32,494 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.epf [2019-12-18 23:18:32,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 23:18:32,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 23:18:32,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 23:18:32,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 23:18:32,530 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 23:18:32,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 23:18:32,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 23:18:32,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 23:18:32,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 23:18:32,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 23:18:32,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 23:18:32,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 23:18:32,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 23:18:32,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 23:18:32,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 23:18:32,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 23:18:32,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 23:18:32,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 23:18:32,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 23:18:32,537 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 23:18:32,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 23:18:32,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 23:18:32,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 23:18:32,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 23:18:32,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 23:18:32,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 23:18:32,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 23:18:32,538 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2019-12-18 23:18:32,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 23:18:32,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 23:18:32,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 23:18:32,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 23:18:32,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 23:18:32,837 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 23:18:32,837 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 23:18:32,838 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-18 23:18:32,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b8851120/5d5c41131e9f43338fe94a6813c13b3d/FLAG4e6df7ee7 [2019-12-18 23:18:33,701 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 23:18:33,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-18 23:18:33,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b8851120/5d5c41131e9f43338fe94a6813c13b3d/FLAG4e6df7ee7 [2019-12-18 23:18:34,219 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b8851120/5d5c41131e9f43338fe94a6813c13b3d [2019-12-18 23:18:34,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 23:18:34,230 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 23:18:34,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 23:18:34,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 23:18:34,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 23:18:34,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 11:18:34" (1/1) ... [2019-12-18 23:18:34,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42942e36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:18:34, skipping insertion in model container [2019-12-18 23:18:34,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 11:18:34" (1/1) ... [2019-12-18 23:18:34,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 23:18:34,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 23:18:37,464 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-18 23:18:37,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a04560f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 11:18:37, skipping insertion in model container [2019-12-18 23:18:37,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 23:18:37,466 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-18 23:18:37,469 INFO L168 Benchmark]: Toolchain (without parser) took 3237.96 ms. Allocated memory was 145.8 MB in the beginning and 238.6 MB in the end (delta: 92.8 MB). Free memory was 90.9 MB in the beginning and 182.6 MB in the end (delta: -91.6 MB). Peak memory consumption was 39.6 MB. Max. memory is 7.1 GB. [2019-12-18 23:18:37,470 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-18 23:18:37,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3234.52 ms. Allocated memory was 145.8 MB in the beginning and 238.6 MB in the end (delta: 92.8 MB). Free memory was 90.7 MB in the beginning and 182.6 MB in the end (delta: -91.9 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. [2019-12-18 23:18:37,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3234.52 ms. Allocated memory was 145.8 MB in the beginning and 238.6 MB in the end (delta: 92.8 MB). Free memory was 90.7 MB in the beginning and 182.6 MB in the end (delta: -91.9 MB). Peak memory consumption was 39.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: 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...