/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-McrStrategy.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 11:35:59,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 11:35:59,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 11:35:59,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 11:35:59,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 11:35:59,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 11:35:59,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 11:35:59,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 11:35:59,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 11:35:59,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 11:35:59,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 11:35:59,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 11:35:59,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 11:35:59,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 11:35:59,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 11:35:59,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 11:35:59,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 11:35:59,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 11:35:59,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 11:35:59,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 11:35:59,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 11:35:59,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 11:35:59,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 11:35:59,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 11:35:59,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-04-18 11:35:59,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 11:35:59,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 11:35:59,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 11:35:59,974 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-McrStrategy.epf [2020-04-18 11:35:59,989 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 11:35:59,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 11:35:59,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 11:35:59,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 11:35:59,991 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 11:35:59,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 11:35:59,991 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 11:35:59,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 11:35:59,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 11:35:59,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 11:35:59,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 11:35:59,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 11:35:59,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 11:35:59,993 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 11:35:59,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 11:35:59,993 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 11:35:59,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 11:35:59,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 11:35:59,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 11:35:59,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 11:35:59,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 11:35:59,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 11:35:59,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 11:35:59,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 11:35:59,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 11:35:59,995 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 11:35:59,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 11:35:59,995 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 11:35:59,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 11:35:59,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 11:36:00,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 11:36:00,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 11:36:00,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 11:36:00,326 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 11:36:00,326 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 11:36:00,327 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-04-18 11:36:00,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aaf93290/127c1235c92d466493f25de9e797ff95/FLAGe51dea24d [2020-04-18 11:36:01,340 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 11:36:01,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-04-18 11:36:01,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aaf93290/127c1235c92d466493f25de9e797ff95/FLAGe51dea24d [2020-04-18 11:36:01,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9aaf93290/127c1235c92d466493f25de9e797ff95 [2020-04-18 11:36:01,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 11:36:01,864 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 11:36:01,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 11:36:01,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 11:36:01,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 11:36:01,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:36:01" (1/1) ... [2020-04-18 11:36:01,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74212c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:36:01, skipping insertion in model container [2020-04-18 11:36:01,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:36:01" (1/1) ... [2020-04-18 11:36:01,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 11:36:02,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 11:36:05,608 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-04-18 11:36:05,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6be6bd91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:36:05, skipping insertion in model container [2020-04-18 11:36:05,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 11:36:05,609 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-04-18 11:36:05,612 INFO L168 Benchmark]: Toolchain (without parser) took 3763.21 ms. Allocated memory was 137.4 MB in the beginning and 232.3 MB in the end (delta: 94.9 MB). Free memory was 89.3 MB in the beginning and 175.6 MB in the end (delta: -86.4 MB). Peak memory consumption was 39.5 MB. Max. memory is 7.1 GB. [2020-04-18 11:36:05,614 INFO L168 Benchmark]: CDTParser took 1.42 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-04-18 11:36:05,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3743.71 ms. Allocated memory was 137.4 MB in the beginning and 232.3 MB in the end (delta: 94.9 MB). Free memory was 87.4 MB in the beginning and 175.6 MB in the end (delta: -88.3 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. [2020-04-18 11:36:05,617 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.42 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3743.71 ms. Allocated memory was 137.4 MB in the beginning and 232.3 MB in the end (delta: 94.9 MB). Free memory was 87.4 MB in the beginning and 175.6 MB in the end (delta: -88.3 MB). Peak memory consumption was 37.6 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...