/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 --rcfgbuilder.size.of.a.code.block SingleStatement --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=HIGHLEXORDER --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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 23:27:43,363 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-09-24 23:27:43,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 23:27:43,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 23:27:43,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 23:27:43,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 23:27:43,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 23:27:43,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 23:27:43,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 23:27:43,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 23:27:43,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 23:27:43,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 23:27:43,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 23:27:43,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 23:27:43,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-24 23:27:43,436 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 [2020-09-24 23:27:43,464 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 23:27:43,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 23:27:43,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 23:27:43,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 23:27:43,466 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 23:27:43,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 23:27:43,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 23:27:43,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 23:27:43,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 23:27:43,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 23:27:43,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 23:27:43,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 23:27:43,468 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 23:27:43,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 23:27:43,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 23:27:43,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 23:27:43,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 23:27:43,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 23:27:43,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 23:27:43,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 23:27:43,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 23:27:43,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 23:27:43,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 23:27:43,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 23:27:43,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 23:27:43,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 23:27:43,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 23:27:43,471 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.rcfgbuilder: Size of a code block -> SingleStatement 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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=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=HIGHLEXORDER;log-additional-information=true; [2020-09-24 23:27:43,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 23:27:44,001 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 23:27:44,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 23:27:44,008 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 23:27:44,008 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 23:27:44,010 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-09-24 23:27:44,091 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b6789baf/b1423d4c94ec4f0894e936ca9ba45398/FLAG666152aeb [2020-09-24 23:27:45,359 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 23:27:45,360 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-cx25821-cx25821.cil.i [2020-09-24 23:27:45,461 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b6789baf/b1423d4c94ec4f0894e936ca9ba45398/FLAG666152aeb [2020-09-24 23:27:45,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8b6789baf/b1423d4c94ec4f0894e936ca9ba45398 [2020-09-24 23:27:45,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 23:27:45,510 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 23:27:45,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 23:27:45,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 23:27:45,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 23:27:45,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:27:45" (1/1) ... [2020-09-24 23:27:45,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c6fb7e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:27:45, skipping insertion in model container [2020-09-24 23:27:45,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 11:27:45" (1/1) ... [2020-09-24 23:27:45,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 23:27:45,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 23:27:50,784 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-24 23:27:50,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44a61449 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 11:27:50, skipping insertion in model container [2020-09-24 23:27:50,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 23:27:50,786 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-24 23:27:50,790 INFO L168 Benchmark]: Toolchain (without parser) took 5282.37 ms. Allocated memory was 139.5 MB in the beginning and 274.2 MB in the end (delta: 134.7 MB). Free memory was 81.0 MB in the beginning and 215.9 MB in the end (delta: -134.9 MB). Peak memory consumption was 119.1 MB. Max. memory is 7.1 GB. [2020-09-24 23:27:50,791 INFO L168 Benchmark]: CDTParser took 1.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. [2020-09-24 23:27:50,792 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5272.34 ms. Allocated memory was 139.5 MB in the beginning and 274.2 MB in the end (delta: 134.7 MB). Free memory was 80.6 MB in the beginning and 215.9 MB in the end (delta: -135.3 MB). Peak memory consumption was 118.7 MB. Max. memory is 7.1 GB. [2020-09-24 23:27:50,795 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.6 MB in the end (delta: 419.6 kB). Peak memory consumption was 419.6 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 5272.34 ms. Allocated memory was 139.5 MB in the beginning and 274.2 MB in the end (delta: 134.7 MB). Free memory was 80.6 MB in the beginning and 215.9 MB in the end (delta: -135.3 MB). Peak memory consumption was 118.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13437]: 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...