/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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-vsp1-vsp1.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 03:47:38,826 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-10-28 03:47:38,972 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 03:47:39,020 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 03:47:39,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 03:47:39,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 03:47:39,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 03:47:39,026 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 03:47:39,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 03:47:39,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 03:47:39,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 03:47:39,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 03:47:39,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 03:47:39,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 03:47:39,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 03:47:39,028 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 03:47:39,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 03:47:39,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 03:47:39,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 03:47:39,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 03:47:39,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 03:47:39,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 03:47:39,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 03:47:39,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 03:47:39,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 03:47:39,030 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 03:47:39,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 03:47:39,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 03:47:39,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 03:47:39,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 03:47:39,031 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 03:47:39,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 03:47:39,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 03:47:39,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 03:47:39,497 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 03:47:39,498 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 03:47:39,504 INFO L432 ainManager$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-kernel-locking-spinlock_drivers-media-platform-vsp1-vsp1.cil.i [2020-10-28 03:47:39,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a5ef0291/365521aad21e4d18ba2b722122619669/FLAGf891db23e [2020-10-28 03:47:41,003 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 03:47:41,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-vsp1-vsp1.cil.i [2020-10-28 03:47:41,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a5ef0291/365521aad21e4d18ba2b722122619669/FLAGf891db23e [2020-10-28 03:47:41,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7a5ef0291/365521aad21e4d18ba2b722122619669 [2020-10-28 03:47:41,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 03:47:41,166 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 03:47:41,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 03:47:41,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 03:47:41,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 03:47:41,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:47:41" (1/1) ... [2020-10-28 03:47:41,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f01836d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:41, skipping insertion in model container [2020-10-28 03:47:41,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 03:47:41" (1/1) ... [2020-10-28 03:47:41,187 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 03:47:41,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 03:47:45,947 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-28 03:47:45,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19d96e51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 03:47:45, skipping insertion in model container [2020-10-28 03:47:45,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 03:47:45,949 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-28 03:47:45,952 INFO L168 Benchmark]: Toolchain (without parser) took 4789.53 ms. Allocated memory was 158.3 MB in the beginning and 198.2 MB in the end (delta: 39.8 MB). Free memory was 110.9 MB in the beginning and 122.7 MB in the end (delta: -11.8 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. [2020-10-28 03:47:45,953 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 158.3 MB. Free memory was 129.7 MB in the beginning and 129.6 MB in the end (delta: 90.4 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 03:47:45,955 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4780.87 ms. Allocated memory was 158.3 MB in the beginning and 198.2 MB in the end (delta: 39.8 MB). Free memory was 110.3 MB in the beginning and 122.7 MB in the end (delta: -12.4 MB). Peak memory consumption was 51.9 MB. Max. memory is 8.0 GB. [2020-10-28 03:47:45,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 158.3 MB. Free memory was 129.7 MB in the beginning and 129.6 MB in the end (delta: 90.4 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4780.87 ms. Allocated memory was 158.3 MB in the beginning and 198.2 MB in the end (delta: 39.8 MB). Free memory was 110.3 MB in the beginning and 122.7 MB in the end (delta: -12.4 MB). Peak memory consumption was 51.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12537]: 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...