/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 05:59:23,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 05:59:23,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 05:59:23,284 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 05:59:23,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 05:59:23,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 05:59:23,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 05:59:23,301 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 05:59:23,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 05:59:23,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 05:59:23,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 05:59:23,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 05:59:23,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 05:59:23,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 05:59:23,317 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 05:59:23,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 05:59:23,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 05:59:23,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 05:59:23,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 05:59:23,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 05:59:23,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 05:59:23,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 05:59:23,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 05:59:23,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 05:59:23,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-28 05:59:23,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 05:59:23,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 05:59:23,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 05:59:23,375 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 [2020-08-28 05:59:23,422 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 05:59:23,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 05:59:23,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 05:59:23,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 05:59:23,427 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 05:59:23,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 05:59:23,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 05:59:23,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 05:59:23,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 05:59:23,428 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 05:59:23,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 05:59:23,429 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 05:59:23,430 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 05:59:23,430 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 05:59:23,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 05:59:23,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 05:59:23,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 05:59:23,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 05:59:23,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 05:59:23,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 05:59:23,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 05:59:23,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 05:59:23,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 05:59:23,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 05:59:23,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 05:59:23,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 05:59:23,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-28 05:59:23,434 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=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true; [2020-08-28 05:59:23,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 05:59:23,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 05:59:23,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 05:59:23,974 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 05:59:23,975 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 05:59:23,976 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-08-28 05:59:24,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/400a5e853/43da0125606848fdb2a200e955e3b704/FLAG4e7c456fa [2020-08-28 05:59:25,412 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 05:59:25,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-08-28 05:59:25,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/400a5e853/43da0125606848fdb2a200e955e3b704/FLAG4e7c456fa [2020-08-28 05:59:25,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/400a5e853/43da0125606848fdb2a200e955e3b704 [2020-08-28 05:59:25,952 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 05:59:25,954 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 05:59:25,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 05:59:25,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 05:59:25,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 05:59:25,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 05:59:25" (1/1) ... [2020-08-28 05:59:25,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c454e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:25, skipping insertion in model container [2020-08-28 05:59:25,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 05:59:25" (1/1) ... [2020-08-28 05:59:25,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 05:59:26,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 05:59:27,081 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4685] [2020-08-28 05:59:29,616 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-28 05:59:29,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@be1dfed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 05:59:29, skipping insertion in model container [2020-08-28 05:59:29,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 05:59:29,618 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-28 05:59:29,625 INFO L168 Benchmark]: Toolchain (without parser) took 3666.74 ms. Allocated memory was 139.5 MB in the beginning and 294.6 MB in the end (delta: 155.2 MB). Free memory was 67.1 MB in the beginning and 176.7 MB in the end (delta: -109.6 MB). Peak memory consumption was 59.6 MB. Max. memory is 7.1 GB. [2020-08-28 05:59:29,626 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 05:59:29,628 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3662.65 ms. Allocated memory was 139.5 MB in the beginning and 294.6 MB in the end (delta: 155.2 MB). Free memory was 66.9 MB in the beginning and 176.7 MB in the end (delta: -109.8 MB). Peak memory consumption was 59.4 MB. Max. memory is 7.1 GB. [2020-08-28 05:59:29,632 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 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3662.65 ms. Allocated memory was 139.5 MB in the beginning and 294.6 MB in the end (delta: 155.2 MB). Free memory was 66.9 MB in the beginning and 176.7 MB in the end (delta: -109.8 MB). Peak memory consumption was 59.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9601]: 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...