/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 07:17:11,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 07:17:11,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 07:17:11,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 07:17:11,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 07:17:11,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 07:17:11,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 07:17:11,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 07:17:11,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 07:17:11,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 07:17:11,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 07:17:11,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 07:17:11,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 07:17:11,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 07:17:11,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 07:17:11,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 07:17:11,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 07:17:11,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 07:17:11,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 07:17:11,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 07:17:11,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 07:17:11,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 07:17:11,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 07:17:11,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 07:17:11,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 07:17:11,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 07:17:11,780 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 07:17:11,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 07:17:11,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 07:17:11,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 07:17:11,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 07:17:11,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 07:17:11,786 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 07:17:11,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 07:17:11,788 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 07:17:11,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 07:17:11,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 07:17:11,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 07:17:11,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 07:17:11,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 07:17:11,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 07:17:11,796 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 [2020-10-28 07:17:11,852 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 07:17:11,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 07:17:11,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 07:17:11,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 07:17:11,855 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 07:17:11,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 07:17:11,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 07:17:11,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 07:17:11,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 07:17:11,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 07:17:11,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 07:17:11,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 07:17:11,857 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 07:17:11,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 07:17:11,858 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 07:17:11,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 07:17:11,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 07:17:11,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 07:17:11,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 07:17:11,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 07:17:11,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 07:17:11,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 07:17:11,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 07:17:11,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 07:17:11,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 07:17:11,860 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 07:17:11,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 07:17:11,860 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 07:17:12,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 07:17:12,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 07:17:12,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 07:17:12,257 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 07:17:12,259 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 07:17:12,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-28 07:17:12,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e189fbfd7/3672f3b38b8c4989bc9952713b91b4fa/FLAG6fe0619ef [2020-10-28 07:17:13,954 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 07:17:13,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-28 07:17:14,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e189fbfd7/3672f3b38b8c4989bc9952713b91b4fa/FLAG6fe0619ef [2020-10-28 07:17:14,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e189fbfd7/3672f3b38b8c4989bc9952713b91b4fa [2020-10-28 07:17:14,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 07:17:14,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 07:17:14,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 07:17:14,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 07:17:14,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 07:17:14,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 07:17:14" (1/1) ... [2020-10-28 07:17:14,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3978f1da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:17:14, skipping insertion in model container [2020-10-28 07:17:14,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 07:17:14" (1/1) ... [2020-10-28 07:17:14,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 07:17:14,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 07:17:15,286 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-10-28 07:17:18,438 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-28 07:17:18,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c940de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:17:18, skipping insertion in model container [2020-10-28 07:17:18,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 07:17:18,440 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-28 07:17:18,444 INFO L168 Benchmark]: Toolchain (without parser) took 4133.32 ms. Allocated memory is still 215.0 MB. Free memory was 179.3 MB in the beginning and 158.0 MB in the end (delta: 21.3 MB). Peak memory consumption was 92.1 MB. Max. memory is 8.0 GB. [2020-10-28 07:17:18,446 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 159.4 MB. Free memory is still 131.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 07:17:18,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4122.59 ms. Allocated memory is still 215.0 MB. Free memory was 178.8 MB in the beginning and 158.0 MB in the end (delta: 20.8 MB). Peak memory consumption was 90.0 MB. Max. memory is 8.0 GB. [2020-10-28 07:17:18,452 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 159.4 MB. Free memory is still 131.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4122.59 ms. Allocated memory is still 215.0 MB. Free memory was 178.8 MB in the beginning and 158.0 MB in the end (delta: 20.8 MB). Peak memory consumption was 90.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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...