/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-SemanticLbe.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 19:19:41,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 19:19:41,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 19:19:41,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 19:19:41,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 19:19:41,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 19:19:41,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 19:19:41,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 19:19:41,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 19:19:41,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 19:19:41,685 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 19:19:41,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 19:19:41,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 19:19:41,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 19:19:41,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 19:19:41,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 19:19:41,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 19:19:41,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 19:19:41,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 19:19:41,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 19:19:41,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 19:19:41,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 19:19:41,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 19:19:41,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 19:19:41,708 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 19:19:41,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 19:19:41,716 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 19:19:41,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 19:19:41,717 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-SemanticLbe.epf [2019-12-18 19:19:41,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 19:19:41,732 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 19:19:41,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 19:19:41,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 19:19:41,733 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 19:19:41,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 19:19:41,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 19:19:41,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 19:19:41,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 19:19:41,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 19:19:41,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 19:19:41,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 19:19:41,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 19:19:41,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 19:19:41,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 19:19:41,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 19:19:41,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 19:19:41,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 19:19:41,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 19:19:41,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 19:19:41,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 19:19:41,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 19:19:41,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 19:19:41,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 19:19:41,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 19:19:41,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 19:19:41,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 19:19:41,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 19:19:41,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 19:19:42,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 19:19:42,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 19:19:42,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 19:19:42,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 19:19:42,034 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 19:19:42,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-18 19:19:42,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8b19cfed/c5e941864f5c4f2191d5422f5572821d/FLAGdda089045 [2019-12-18 19:19:42,912 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 19:19:42,913 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2019-12-18 19:19:42,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8b19cfed/c5e941864f5c4f2191d5422f5572821d/FLAGdda089045 [2019-12-18 19:19:43,387 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8b19cfed/c5e941864f5c4f2191d5422f5572821d [2019-12-18 19:19:43,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 19:19:43,400 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 19:19:43,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 19:19:43,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 19:19:43,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 19:19:43,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:19:43" (1/1) ... [2019-12-18 19:19:43,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@333ab767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:43, skipping insertion in model container [2019-12-18 19:19:43,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 07:19:43" (1/1) ... [2019-12-18 19:19:43,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 19:19:43,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 19:19:46,921 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-18 19:19:46,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@399e7503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 07:19:46, skipping insertion in model container [2019-12-18 19:19:46,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 19:19:46,923 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-18 19:19:46,925 INFO L168 Benchmark]: Toolchain (without parser) took 3525.22 ms. Allocated memory was 135.3 MB in the beginning and 231.7 MB in the end (delta: 96.5 MB). Free memory was 88.3 MB in the beginning and 167.5 MB in the end (delta: -79.2 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. [2019-12-18 19:19:46,927 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-12-18 19:19:46,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3521.80 ms. Allocated memory was 135.3 MB in the beginning and 231.7 MB in the end (delta: 96.5 MB). Free memory was 88.1 MB in the beginning and 167.5 MB in the end (delta: -79.4 MB). Peak memory consumption was 44.5 MB. Max. memory is 7.1 GB. [2019-12-18 19:19:46,930 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 135.3 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3521.80 ms. Allocated memory was 135.3 MB in the beginning and 231.7 MB in the end (delta: 96.5 MB). Free memory was 88.1 MB in the beginning and 167.5 MB in the end (delta: -79.4 MB). Peak memory consumption was 44.5 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...