/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_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 03:02:11,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 03:02:11,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 03:02:11,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 03:02:11,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 03:02:11,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 03:02:11,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 03:02:11,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 03:02:11,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 03:02:11,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 03:02:11,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 03:02:11,748 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 03:02:11,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 03:02:11,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 03:02:11,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 03:02:11,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 03:02:11,756 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 03:02:11,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 03:02:11,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 03:02:11,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 03:02:11,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 03:02:11,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 03:02:11,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 03:02:11,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 03:02:11,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-04-18 03:02:11,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 03:02:11,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 03:02:11,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 03:02:11,787 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 [2020-04-18 03:02:11,808 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 03:02:11,809 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 03:02:11,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 03:02:11,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 03:02:11,812 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 03:02:11,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 03:02:11,813 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 03:02:11,813 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 03:02:11,813 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 03:02:11,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 03:02:11,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 03:02:11,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 03:02:11,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 03:02:11,815 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 03:02:11,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 03:02:11,816 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 03:02:11,816 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 03:02:11,816 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 03:02:11,816 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 03:02:11,816 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 03:02:11,817 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 03:02:11,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 03:02:11,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 03:02:11,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 03:02:11,817 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 03:02:11,818 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-18 03:02:11,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 03:02:11,818 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 03:02:11,818 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 03:02:11,818 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 03:02:12,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 03:02:12,112 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 03:02:12,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 03:02:12,118 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 03:02:12,118 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 03:02:12,119 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-04-18 03:02:12,177 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849610c2e/04af8d4ee2d946ae90f194cdfb4424c0/FLAGc93cbcd5b [2020-04-18 03:02:12,943 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 03:02:12,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-04-18 03:02:12,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849610c2e/04af8d4ee2d946ae90f194cdfb4424c0/FLAGc93cbcd5b [2020-04-18 03:02:13,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/849610c2e/04af8d4ee2d946ae90f194cdfb4424c0 [2020-04-18 03:02:13,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 03:02:13,529 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 03:02:13,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 03:02:13,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 03:02:13,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 03:02:13,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:02:13" (1/1) ... [2020-04-18 03:02:13,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28061557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:02:13, skipping insertion in model container [2020-04-18 03:02:13,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:02:13" (1/1) ... [2020-04-18 03:02:13,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 03:02:13,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 03:02:17,258 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-04-18 03:02:17,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@772adae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:02:17, skipping insertion in model container [2020-04-18 03:02:17,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 03:02:17,259 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-04-18 03:02:17,262 INFO L168 Benchmark]: Toolchain (without parser) took 3748.68 ms. Allocated memory was 145.2 MB in the beginning and 235.4 MB in the end (delta: 90.2 MB). Free memory was 90.4 MB in the beginning and 178.9 MB in the end (delta: -88.5 MB). Peak memory consumption was 39.6 MB. Max. memory is 7.1 GB. [2020-04-18 03:02:17,263 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 145.2 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-04-18 03:02:17,264 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3729.20 ms. Allocated memory was 145.2 MB in the beginning and 235.4 MB in the end (delta: 90.2 MB). Free memory was 88.5 MB in the beginning and 178.9 MB in the end (delta: -90.4 MB). Peak memory consumption was 37.8 MB. Max. memory is 7.1 GB. [2020-04-18 03:02:17,266 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 145.2 MB. Free memory is still 120.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3729.20 ms. Allocated memory was 145.2 MB in the beginning and 235.4 MB in the end (delta: 90.2 MB). Free memory was 88.5 MB in the beginning and 178.9 MB in the end (delta: -90.4 MB). Peak memory consumption was 37.8 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...