/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=5 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 -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-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 03:18:38,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 03:18:38,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 03:18:38,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-19 03:18:38,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 03:18:38,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 03:18:38,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 03:18:38,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 03:18:38,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 03:18:38,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 03:18:38,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 03:18:38,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 03:18:38,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 03:18:38,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 03:18:38,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 03:18:38,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 03:18:38,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-19 03:18:38,588 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 [2020-08-19 03:18:38,633 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 03:18:38,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 03:18:38,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 03:18:38,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 03:18:38,636 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 03:18:38,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 03:18:38,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 03:18:38,637 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 03:18:38,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 03:18:38,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 03:18:38,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 03:18:38,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 03:18:38,639 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 03:18:38,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 03:18:38,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 03:18:38,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 03:18:38,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 03:18:38,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 03:18:38,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 03:18:38,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 03:18:38,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 03:18:38,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 03:18:38,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 03:18:38,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 03:18:38,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 03:18:38,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 03:18:38,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-19 03:18:38,642 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=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0; [2020-08-19 03:18:38,939 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 03:18:38,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 03:18:38,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 03:18:38,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 03:18:38,957 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 03:18:38,957 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-08-19 03:18:39,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/58683456a/7dc28cab27c44ac69cace210372f7caa/FLAGaa6f3ee6a [2020-08-19 03:18:40,048 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 03:18:40,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-media-usb-uvc-uvcvideo.cil.i [2020-08-19 03:18:40,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/58683456a/7dc28cab27c44ac69cace210372f7caa/FLAGaa6f3ee6a [2020-08-19 03:18:40,269 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/58683456a/7dc28cab27c44ac69cace210372f7caa [2020-08-19 03:18:40,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 03:18:40,279 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 03:18:40,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 03:18:40,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 03:18:40,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 03:18:40,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 03:18:40" (1/1) ... [2020-08-19 03:18:40,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23dd72c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 03:18:40, skipping insertion in model container [2020-08-19 03:18:40,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 03:18:40" (1/1) ... [2020-08-19 03:18:40,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 03:18:40,513 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 03:18:44,583 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-19 03:18:44,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@68bf3311 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 03:18:44, skipping insertion in model container [2020-08-19 03:18:44,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 03:18:44,585 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-19 03:18:44,588 INFO L168 Benchmark]: Toolchain (without parser) took 4307.66 ms. Allocated memory was 148.4 MB in the beginning and 252.7 MB in the end (delta: 104.3 MB). Free memory was 79.0 MB in the beginning and 116.1 MB in the end (delta: -37.1 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2020-08-19 03:18:44,589 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-19 03:18:44,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4304.72 ms. Allocated memory was 148.4 MB in the beginning and 252.7 MB in the end (delta: 104.3 MB). Free memory was 78.8 MB in the beginning and 116.1 MB in the end (delta: -37.3 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2020-08-19 03:18:44,593 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 148.4 MB. Free memory was 122.9 MB in the beginning and 122.7 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4304.72 ms. Allocated memory was 148.4 MB in the beginning and 252.7 MB in the end (delta: 104.3 MB). Free memory was 78.8 MB in the beginning and 116.1 MB in the end (delta: -37.3 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12190]: 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...