/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=SHALLOWEST --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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 08:18:03,225 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-10-27 08:18:03,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 08:18:03,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 08:18:03,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 08:18:03,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 08:18:03,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 08:18:03,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 08:18:03,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 08:18:03,332 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 08:18:03,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 08:18:03,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 08:18:03,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 08:18:03,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 08:18:03,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 08:18:03,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 08:18:03,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 08:18:03,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 08:18:03,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 08:18:03,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 08:18:03,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 08:18:03,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 08:18:03,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-27 08:18:03,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 08:18:03,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 08:18:03,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 08:18:03,381 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 [2020-10-27 08:18:03,407 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 08:18:03,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 08:18:03,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 08:18:03,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 08:18:03,409 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 08:18:03,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 08:18:03,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 08:18:03,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 08:18:03,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 08:18:03,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 08:18:03,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 08:18:03,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 08:18:03,410 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 08:18:03,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 08:18:03,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 08:18:03,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 08:18:03,411 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 08:18:03,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 08:18:03,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 08:18:03,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 08:18:03,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 08:18:03,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 08:18:03,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 08:18:03,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 08:18:03,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 08:18:03,413 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 08:18:03,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 08:18:03,414 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 08:18:03,803 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 08:18:03,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 08:18:03,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 08:18:03,838 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 08:18:03,840 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 08:18:03,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-10-27 08:18:03,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e5fa03f43/6cdcb58961504cbf89687a4bd4138442/FLAG729eaa658 [2020-10-27 08:18:05,366 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 08:18:05,367 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--em28xx--em28xx.ko-main.cil.out.i [2020-10-27 08:18:05,496 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e5fa03f43/6cdcb58961504cbf89687a4bd4138442/FLAG729eaa658 [2020-10-27 08:18:05,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e5fa03f43/6cdcb58961504cbf89687a4bd4138442 [2020-10-27 08:18:05,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 08:18:05,850 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 08:18:05,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 08:18:05,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 08:18:05,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 08:18:05,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:18:05" (1/1) ... [2020-10-27 08:18:05,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73db3a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:18:05, skipping insertion in model container [2020-10-27 08:18:05,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:18:05" (1/1) ... [2020-10-27 08:18:05,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 08:18:06,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 08:18:08,456 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-27 08:18:08,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6771bbd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:18:08, skipping insertion in model container [2020-10-27 08:18:08,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 08:18:08,458 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-27 08:18:08,461 INFO L168 Benchmark]: Toolchain (without parser) took 2616.91 ms. Allocated memory was 152.0 MB in the beginning and 198.2 MB in the end (delta: 46.1 MB). Free memory was 105.1 MB in the beginning and 106.6 MB in the end (delta: -1.4 MB). Peak memory consumption was 49.9 MB. Max. memory is 8.0 GB. [2020-10-27 08:18:08,462 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 152.0 MB. Free memory was 122.7 MB in the beginning and 122.6 MB in the end (delta: 76.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 08:18:08,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2605.96 ms. Allocated memory was 152.0 MB in the beginning and 198.2 MB in the end (delta: 46.1 MB). Free memory was 104.4 MB in the beginning and 106.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 49.9 MB. Max. memory is 8.0 GB. [2020-10-27 08:18:08,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 152.0 MB. Free memory was 122.7 MB in the beginning and 122.6 MB in the end (delta: 76.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2605.96 ms. Allocated memory was 152.0 MB in the beginning and 198.2 MB in the end (delta: 46.1 MB). Free memory was 104.4 MB in the beginning and 106.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 49.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9022]: 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...