/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 true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 16:16:19,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 16:16:19,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 16:16:19,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 16:16:19,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 16:16:19,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 16:16:19,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 16:16:19,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 16:16:19,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 16:16:19,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 16:16:19,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 16:16:19,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 16:16:19,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 16:16:19,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 16:16:19,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 16:16:19,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 16:16:19,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 16:16:19,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 16:16:19,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 16:16:19,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 16:16:19,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 16:16:19,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 16:16:19,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 16:16:19,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 16:16:19,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-21 16:16:19,922 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 [2020-08-21 16:16:19,944 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 16:16:19,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 16:16:19,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 16:16:19,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 16:16:19,947 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 16:16:19,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 16:16:19,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 16:16:19,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 16:16:19,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 16:16:19,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 16:16:19,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 16:16:19,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 16:16:19,948 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 16:16:19,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 16:16:19,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 16:16:19,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 16:16:19,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 16:16:19,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 16:16:19,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 16:16:19,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 16:16:19,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 16:16:19,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 16:16:19,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 16:16:19,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 16:16:19,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 16:16:19,951 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 16:16:19,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-21 16:16:19,951 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 -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-08-21 16:16:20,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 16:16:20,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 16:16:20,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 16:16:20,320 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 16:16:20,321 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 16:16:20,322 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-08-21 16:16:20,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/59fbc226e/63e2f5859d384181ade178a893d31e35/FLAGffa50c10d [2020-08-21 16:16:21,433 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 16:16:21,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-08-21 16:16:21,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/59fbc226e/63e2f5859d384181ade178a893d31e35/FLAGffa50c10d [2020-08-21 16:16:21,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/59fbc226e/63e2f5859d384181ade178a893d31e35 [2020-08-21 16:16:21,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 16:16:21,728 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 16:16:21,733 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 16:16:21,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 16:16:21,739 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 16:16:21,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 04:16:21" (1/1) ... [2020-08-21 16:16:21,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d029b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:16:21, skipping insertion in model container [2020-08-21 16:16:21,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 04:16:21" (1/1) ... [2020-08-21 16:16:21,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 16:16:22,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 16:16:26,189 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-21 16:16:26,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4902f4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:16:26, skipping insertion in model container [2020-08-21 16:16:26,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 16:16:26,190 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-21 16:16:26,193 INFO L168 Benchmark]: Toolchain (without parser) took 4465.23 ms. Allocated memory was 146.8 MB in the beginning and 246.9 MB in the end (delta: 100.1 MB). Free memory was 78.0 MB in the beginning and 110.2 MB in the end (delta: -32.2 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-08-21 16:16:26,194 INFO L168 Benchmark]: CDTParser took 1.02 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-21 16:16:26,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4456.88 ms. Allocated memory was 146.8 MB in the beginning and 246.9 MB in the end (delta: 100.1 MB). Free memory was 77.8 MB in the beginning and 110.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2020-08-21 16:16:26,198 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4456.88 ms. Allocated memory was 146.8 MB in the beginning and 246.9 MB in the end (delta: 100.1 MB). Free memory was 77.8 MB in the beginning and 110.2 MB in the end (delta: -32.4 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12189]: 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...