/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 0.1.25-4336eb1 [2019-12-27 00:28:22,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-27 00:28:22,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-27 00:28:22,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-27 00:28:22,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-27 00:28:22,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-27 00:28:22,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-27 00:28:22,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-27 00:28:22,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-27 00:28:22,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-27 00:28:22,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-27 00:28:22,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-27 00:28:22,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-27 00:28:22,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-27 00:28:22,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-27 00:28:22,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-27 00:28:22,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-27 00:28:22,130 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-27 00:28:22,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-27 00:28:22,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-27 00:28:22,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-27 00:28:22,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-27 00:28:22,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-27 00:28:22,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-27 00:28:22,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-27 00:28:22,163 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 [2019-12-27 00:28:22,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-27 00:28:22,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-27 00:28:22,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-27 00:28:22,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-27 00:28:22,195 INFO L138 SettingsManager]: * Use SBE=true [2019-12-27 00:28:22,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-27 00:28:22,195 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-27 00:28:22,196 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-27 00:28:22,196 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-27 00:28:22,196 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-27 00:28:22,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-27 00:28:22,197 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-27 00:28:22,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-27 00:28:22,198 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-27 00:28:22,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-27 00:28:22,198 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-27 00:28:22,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-27 00:28:22,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-27 00:28:22,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-27 00:28:22,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-27 00:28:22,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-27 00:28:22,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-27 00:28:22,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-27 00:28:22,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-27 00:28:22,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-27 00:28:22,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-27 00:28:22,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-27 00:28:22,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-27 00:28:22,205 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-27 00:28:22,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-27 00:28:22,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-27 00:28:22,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-27 00:28:22,495 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-27 00:28:22,497 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-27 00:28:22,497 INFO L275 PluginConnector]: CDTParser initialized [2019-12-27 00:28:22,498 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-27 00:28:22,557 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b5e36e04/2408f611c39e4342ac01593237d1f6c6/FLAGe59a76c67 [2019-12-27 00:28:23,429 INFO L306 CDTParser]: Found 1 translation units. [2019-12-27 00:28:23,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-27 00:28:23,495 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b5e36e04/2408f611c39e4342ac01593237d1f6c6/FLAGe59a76c67 [2019-12-27 00:28:23,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b5e36e04/2408f611c39e4342ac01593237d1f6c6 [2019-12-27 00:28:23,900 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-27 00:28:23,902 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-27 00:28:23,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-27 00:28:23,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-27 00:28:23,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-27 00:28:23,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:28:23" (1/1) ... [2019-12-27 00:28:23,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41de3895 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:28:23, skipping insertion in model container [2019-12-27 00:28:23,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.12 12:28:23" (1/1) ... [2019-12-27 00:28:23,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-27 00:28:24,057 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-27 00:28:27,721 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-27 00:28:27,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64712c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.12 12:28:27, skipping insertion in model container [2019-12-27 00:28:27,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-27 00:28:27,722 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-27 00:28:27,726 INFO L168 Benchmark]: Toolchain (without parser) took 3822.07 ms. Allocated memory was 145.2 MB in the beginning and 234.9 MB in the end (delta: 89.7 MB). Free memory was 91.9 MB in the beginning and 177.0 MB in the end (delta: -85.1 MB). Peak memory consumption was 41.0 MB. Max. memory is 7.1 GB. [2019-12-27 00:28:27,727 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-27 00:28:27,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3818.66 ms. Allocated memory was 145.2 MB in the beginning and 234.9 MB in the end (delta: 89.7 MB). Free memory was 91.7 MB in the beginning and 177.0 MB in the end (delta: -85.3 MB). Peak memory consumption was 40.7 MB. Max. memory is 7.1 GB. [2019-12-27 00:28:27,733 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3818.66 ms. Allocated memory was 145.2 MB in the beginning and 234.9 MB in the end (delta: 89.7 MB). Free memory was 91.7 MB in the beginning and 177.0 MB in the end (delta: -85.3 MB). Peak memory consumption was 40.7 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...