/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_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 15:23:58,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 15:23:58,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 15:23:58,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 15:23:58,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 15:23:58,625 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 15:23:58,627 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 15:23:58,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 15:23:58,632 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 15:23:58,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 15:23:58,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 15:23:58,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 15:23:58,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 15:23:58,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 15:23:58,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 15:23:58,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 15:23:58,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 15:23:58,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 15:23:58,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 15:23:58,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 15:23:58,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 15:23:58,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 15:23:58,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 15:23:58,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 15:23:58,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 15:23:58,678 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 [2019-12-18 15:23:58,694 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 15:23:58,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 15:23:58,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 15:23:58,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 15:23:58,696 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 15:23:58,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 15:23:58,696 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 15:23:58,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 15:23:58,697 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 15:23:58,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 15:23:58,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 15:23:58,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 15:23:58,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 15:23:58,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 15:23:58,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 15:23:58,698 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 15:23:58,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 15:23:58,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 15:23:58,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 15:23:58,699 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 15:23:58,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 15:23:58,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 15:23:58,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 15:23:58,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 15:23:58,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 15:23:58,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 15:23:58,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 15:23:58,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 15:23:58,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 15:23:58,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 15:23:58,981 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 15:23:58,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 15:23:59,001 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 15:23:59,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 15:23:59,002 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 15:23:59,004 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2019-12-18 15:23:59,067 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b04ceb49c/12f6461da0fb4033a326ab971a33bd81/FLAG81b4b01b9 [2019-12-18 15:23:59,875 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 15:23:59,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2019-12-18 15:23:59,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b04ceb49c/12f6461da0fb4033a326ab971a33bd81/FLAG81b4b01b9 [2019-12-18 15:24:00,400 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b04ceb49c/12f6461da0fb4033a326ab971a33bd81 [2019-12-18 15:24:00,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 15:24:00,410 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 15:24:00,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 15:24:00,412 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 15:24:00,417 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 15:24:00,418 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:24:00" (1/1) ... [2019-12-18 15:24:00,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1927221a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:24:00, skipping insertion in model container [2019-12-18 15:24:00,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 03:24:00" (1/1) ... [2019-12-18 15:24:00,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 15:24:00,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 15:24:03,765 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-12-18 15:24:03,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@556c84d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 03:24:03, skipping insertion in model container [2019-12-18 15:24:03,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 15:24:03,766 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-18 15:24:03,769 INFO L168 Benchmark]: Toolchain (without parser) took 3358.42 ms. Allocated memory was 138.4 MB in the beginning and 235.4 MB in the end (delta: 97.0 MB). Free memory was 91.1 MB in the beginning and 177.9 MB in the end (delta: -86.8 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2019-12-18 15:24:03,770 INFO L168 Benchmark]: CDTParser took 1.60 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-12-18 15:24:03,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3354.92 ms. Allocated memory was 138.4 MB in the beginning and 235.4 MB in the end (delta: 97.0 MB). Free memory was 90.9 MB in the beginning and 177.9 MB in the end (delta: -87.0 MB). Peak memory consumption was 40.1 MB. Max. memory is 7.1 GB. [2019-12-18 15:24:03,774 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3354.92 ms. Allocated memory was 138.4 MB in the beginning and 235.4 MB in the end (delta: 97.0 MB). Free memory was 90.9 MB in the beginning and 177.9 MB in the end (delta: -87.0 MB). Peak memory consumption was 40.1 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...