/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/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:02:37,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:02:37,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:02:37,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:02:37,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:02:37,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:02:37,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:02:37,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:02:37,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:02:37,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:02:37,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:02:37,901 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:02:37,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:02:37,903 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:02:37,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:02:37,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:02:37,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:02:37,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:02:37,910 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:02:37,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:02:37,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:02:37,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:02:37,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:02:37,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:02:37,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-21 11:02:37,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-21 11:02:37,967 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:02:37,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:02:37,969 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:02:37,969 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:02:37,970 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:02:37,970 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:02:37,970 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:02:37,970 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:02:37,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:02:37,973 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:02:37,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:02:37,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:02:37,973 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:02:37,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:02:37,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:02:37,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:02:37,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:02:37,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:02:37,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:02:37,975 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:02:37,975 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:02:37,975 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:02:37,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:02:37,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:02:37,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:02:37,978 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:02:37,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 11:02:37,979 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-21 11:02:38,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:02:38,524 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:02:38,528 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:02:38,530 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:02:38,531 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:02:38,532 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-09-21 11:02:38,628 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/328566d46/ba4bf09670b04d169b472ebd61fc1eff/FLAG657abad85 [2020-09-21 11:02:39,667 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:02:39,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-09-21 11:02:39,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/328566d46/ba4bf09670b04d169b472ebd61fc1eff/FLAG657abad85 [2020-09-21 11:02:40,020 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/328566d46/ba4bf09670b04d169b472ebd61fc1eff [2020-09-21 11:02:40,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:02:40,040 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:02:40,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:02:40,041 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:02:40,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:02:40,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:02:40" (1/1) ... [2020-09-21 11:02:40,051 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f71ec06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:02:40, skipping insertion in model container [2020-09-21 11:02:40,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:02:40" (1/1) ... [2020-09-21 11:02:40,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:02:40,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:02:43,380 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-21 11:02:43,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29c32f93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:02:43, skipping insertion in model container [2020-09-21 11:02:43,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:02:43,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-21 11:02:43,389 INFO L168 Benchmark]: Toolchain (without parser) took 3349.02 ms. Allocated memory was 136.3 MB in the beginning and 242.2 MB in the end (delta: 105.9 MB). Free memory was 76.3 MB in the beginning and 135.2 MB in the end (delta: -58.8 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. [2020-09-21 11:02:43,391 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 136.3 MB. Free memory was 116.6 MB in the beginning and 116.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 11:02:43,393 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3342.17 ms. Allocated memory was 136.3 MB in the beginning and 242.2 MB in the end (delta: 105.9 MB). Free memory was 75.9 MB in the beginning and 135.2 MB in the end (delta: -59.3 MB). Peak memory consumption was 51.9 MB. Max. memory is 7.1 GB. [2020-09-21 11:02:43,397 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 136.3 MB. Free memory was 116.6 MB in the beginning and 116.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3342.17 ms. Allocated memory was 136.3 MB in the beginning and 242.2 MB in the end (delta: 105.9 MB). Free memory was 75.9 MB in the beginning and 135.2 MB in the end (delta: -59.3 MB). Peak memory consumption was 51.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9724]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...