/usr/bin/java -Xmx16000000000 -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_nvram_unlocked_ioctl_write_nvram.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-15 22:47:59,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 22:47:59,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 22:47:59,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 22:47:59,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 22:47:59,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 22:47:59,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 22:47:59,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 22:47:59,952 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 22:47:59,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 22:47:59,957 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 22:47:59,958 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 22:47:59,958 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 22:47:59,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 22:47:59,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 22:47:59,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 22:47:59,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 22:47:59,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 22:47:59,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 22:47:59,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 22:47:59,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 22:47:59,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 22:47:59,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 22:47:59,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 22:47:59,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 22:48:00,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 22:48:00,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 22:48:00,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 22:48:00,014 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 [2020-10-15 22:48:00,054 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 22:48:00,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 22:48:00,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 22:48:00,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 22:48:00,057 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 22:48:00,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 22:48:00,057 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 22:48:00,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 22:48:00,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 22:48:00,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 22:48:00,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 22:48:00,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 22:48:00,059 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 22:48:00,060 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 22:48:00,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 22:48:00,060 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 22:48:00,060 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 22:48:00,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 22:48:00,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 22:48:00,061 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 22:48:00,061 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 22:48:00,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 22:48:00,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 22:48:00,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 22:48:00,062 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 22:48:00,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 22:48:00,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 22:48:00,063 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 22:48:00,063 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 22:48:00,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 22:48:00,402 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 22:48:00,408 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 22:48:00,410 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 22:48:00,410 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 22:48:00,411 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-10-15 22:48:00,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548a388c4/b0f7a5d97ac64310911c558c41cf7771/FLAG4eec28fb7 [2020-10-15 22:48:01,309 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 22:48:01,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2020-10-15 22:48:01,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548a388c4/b0f7a5d97ac64310911c558c41cf7771/FLAG4eec28fb7 [2020-10-15 22:48:01,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/548a388c4/b0f7a5d97ac64310911c558c41cf7771 [2020-10-15 22:48:01,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 22:48:01,816 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-15 22:48:01,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 22:48:01,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 22:48:01,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 22:48:01,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:48:01" (1/1) ... [2020-10-15 22:48:01,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a360e24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:48:01, skipping insertion in model container [2020-10-15 22:48:01,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 10:48:01" (1/1) ... [2020-10-15 22:48:01,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 22:48:01,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 22:48:05,251 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2020-10-15 22:48:05,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5dedbe39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 10:48:05, skipping insertion in model container [2020-10-15 22:48:05,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 22:48:05,253 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-15 22:48:05,256 INFO L168 Benchmark]: Toolchain (without parser) took 3439.39 ms. Allocated memory was 249.6 MB in the beginning and 308.3 MB in the end (delta: 58.7 MB). Free memory was 195.1 MB in the beginning and 243.8 MB in the end (delta: -48.7 MB). Peak memory consumption was 60.3 MB. Max. memory is 14.2 GB. [2020-10-15 22:48:05,257 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 249.6 MB. Free memory is still 225.9 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-15 22:48:05,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3434.55 ms. Allocated memory was 249.6 MB in the beginning and 308.3 MB in the end (delta: 58.7 MB). Free memory was 195.1 MB in the beginning and 243.8 MB in the end (delta: -48.7 MB). Peak memory consumption was 60.3 MB. Max. memory is 14.2 GB. [2020-10-15 22:48:05,264 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 249.6 MB. Free memory is still 225.9 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 3434.55 ms. Allocated memory was 249.6 MB in the beginning and 308.3 MB in the end (delta: 58.7 MB). Free memory was 195.1 MB in the beginning and 243.8 MB in the end (delta: -48.7 MB). Peak memory consumption was 60.3 MB. Max. memory is 14.2 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...