/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065 [2021-06-10 22:01:25,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-10 22:01:25,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-10 22:01:25,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-10 22:01:25,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-10 22:01:25,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-10 22:01:25,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-10 22:01:25,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-10 22:01:25,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-10 22:01:25,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-10 22:01:25,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-10 22:01:25,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-10 22:01:25,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-10 22:01:25,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-10 22:01:25,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-10 22:01:25,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-10 22:01:25,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-10 22:01:25,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-10 22:01:25,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-10 22:01:25,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-10 22:01:25,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-10 22:01:25,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-10 22:01:25,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-10 22:01:25,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-10 22:01:25,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-10 22:01:25,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-10 22:01:25,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-10 22:01:25,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-10 22:01:25,065 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-PN-SemanticLbe.epf [2021-06-10 22:01:25,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-10 22:01:25,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-10 22:01:25,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-10 22:01:25,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-10 22:01:25,084 INFO L138 SettingsManager]: * Use SBE=true [2021-06-10 22:01:25,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-10 22:01:25,085 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-10 22:01:25,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-10 22:01:25,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-10 22:01:25,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-10 22:01:25,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-10 22:01:25,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-10 22:01:25,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-10 22:01:25,086 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-10 22:01:25,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-10 22:01:25,087 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-10 22:01:25,087 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-10 22:01:25,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-10 22:01:25,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-10 22:01:25,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-10 22:01:25,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-10 22:01:25,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-10 22:01:25,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-10 22:01:25,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-10 22:01:25,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-10 22:01:25,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-10 22:01:25,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-10 22:01:25,090 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-06-10 22:01:25,090 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-10 22:01:25,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-10 22:01:25,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-10 22:01:25,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-10 22:01:25,452 INFO L271 PluginConnector]: Initializing CDTParser... [2021-06-10 22:01:25,452 INFO L275 PluginConnector]: CDTParser initialized [2021-06-10 22:01:25,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2021-06-10 22:01:25,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0b978e50/9211bbeef4464db5aa0f6dc6019bca7e/FLAG369b5f605 [2021-06-10 22:01:26,315 INFO L306 CDTParser]: Found 1 translation units. [2021-06-10 22:01:26,316 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2021-06-10 22:01:26,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0b978e50/9211bbeef4464db5aa0f6dc6019bca7e/FLAG369b5f605 [2021-06-10 22:01:26,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0b978e50/9211bbeef4464db5aa0f6dc6019bca7e [2021-06-10 22:01:26,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-10 22:01:26,858 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-06-10 22:01:26,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-06-10 22:01:26,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-06-10 22:01:26,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-06-10 22:01:26,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 10:01:26" (1/1) ... [2021-06-10 22:01:26,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62099ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 10:01:26, skipping insertion in model container [2021-06-10 22:01:26,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 10:01:26" (1/1) ... [2021-06-10 22:01:26,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-06-10 22:01:26,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-06-10 22:01:27,301 WARN L226 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_read_nvram_nvram_unlocked_ioctl.i[5469,5482] [2021-06-10 22:01:29,415 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-06-10 22:01:29,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@337ec936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 10:01:29, skipping insertion in model container [2021-06-10 22:01:29,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-06-10 22:01:29,416 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-06-10 22:01:29,418 INFO L168 Benchmark]: Toolchain (without parser) took 2559.74 ms. Allocated memory is still 335.5 MB. Free memory was 311.2 MB in the beginning and 281.5 MB in the end (delta: 29.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-06-10 22:01:29,420 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 335.5 MB. Free memory was 316.4 MB in the beginning and 316.4 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-10 22:01:29,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2552.22 ms. Allocated memory is still 335.5 MB. Free memory was 311.2 MB in the beginning and 281.5 MB in the end (delta: 29.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-06-10 22:01:29,427 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 335.5 MB. Free memory was 316.4 MB in the beginning and 316.4 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 2552.22 ms. Allocated memory is still 335.5 MB. Free memory was 311.2 MB in the beginning and 281.5 MB in the end (delta: 29.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * 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...