/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7707f89-m [2022-11-16 00:51:53,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 00:51:53,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 00:51:53,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-11-16 00:51:53,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2022-11-16 00:51:53,824 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 00:51:53,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 00:51:53,825 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 00:51:53,825 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 00:51:53,825 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 00:51:53,825 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 00:51:53,826 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 00:51:53,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 00:51:53,826 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 00:51:53,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 00:51:53,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 00:51:53,828 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 00:51:53,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 00:51:53,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 00:51:53,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 00:51:53,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-16 00:51:53,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 00:51:53,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 00:51:53,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 00:51:53,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 00:51:53,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 00:51:53,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 00:51:53,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 00:51:53,830 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 00:51:53,830 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-16 00:51:53,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 00:51:53,830 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-16 00:51:53,830 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-16 00:51:53,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2022-11-16 00:51:53,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 00:51:53,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 00:51:53,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 00:51:53,989 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 00:51:53,989 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 00:51:53,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-16 00:51:54,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7299bc8d/0b52c6e6ff73449694f15e56df1c027e/FLAGd7c08b07f [2022-11-16 00:51:54,578 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 00:51:54,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-16 00:51:54,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7299bc8d/0b52c6e6ff73449694f15e56df1c027e/FLAGd7c08b07f [2022-11-16 00:51:54,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7299bc8d/0b52c6e6ff73449694f15e56df1c027e [2022-11-16 00:51:54,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 00:51:54,784 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-16 00:51:54,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 00:51:54,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 00:51:54,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 00:51:54,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:51:54" (1/1) ... [2022-11-16 00:51:54,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@324c2631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:51:54, skipping insertion in model container [2022-11-16 00:51:54,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:51:54" (1/1) ... [2022-11-16 00:51:54,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 00:51:54,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 00:51:55,130 WARN L233 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-11-16 00:51:57,007 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2022-11-16 00:51:57,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@430a539e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:51:57, skipping insertion in model container [2022-11-16 00:51:57,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 00:51:57,009 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 00:51:57,010 INFO L158 Benchmark]: Toolchain (without parser) took 2225.49ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 155.2MB in the beginning and 161.1MB in the end (delta: -5.9MB). Peak memory consumption was 31.7MB. Max. memory is 8.0GB. [2022-11-16 00:51:57,011 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory was 147.9MB in the beginning and 147.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-11-16 00:51:57,012 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2223.05ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 155.2MB in the beginning and 161.1MB in the end (delta: -5.9MB). Peak memory consumption was 31.7MB. Max. memory is 8.0GB. [2022-11-16 00:51:57,013 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 188.7MB. Free memory was 147.9MB in the beginning and 147.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2223.05ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 155.2MB in the beginning and 161.1MB in the end (delta: -5.9MB). Peak memory consumption was 31.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: 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...