/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 20:21:54,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 20:21:54,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 20:21:54,398 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 20:21:54,399 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 20:21:54,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 20:21:54,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 20:21:54,404 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 20:21:54,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 20:21:54,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 20:21:54,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 20:21:54,411 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 20:21:54,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 20:21:54,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 20:21:54,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 20:21:54,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 20:21:54,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 20:21:54,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 20:21:54,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 20:21:54,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 20:21:54,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 20:21:54,446 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 20:21:54,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 20:21:54,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 20:21:54,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-28 20:21:54,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 20:21:54,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 20:21:54,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 20:21:54,467 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 20:21:54,495 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 20:21:54,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 20:21:54,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 20:21:54,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 20:21:54,498 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 20:21:54,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 20:21:54,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 20:21:54,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 20:21:54,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 20:21:54,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 20:21:54,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 20:21:54,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 20:21:54,505 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 20:21:54,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 20:21:54,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 20:21:54,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 20:21:54,507 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 20:21:54,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 20:21:54,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 20:21:54,509 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 20:21:54,510 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 20:21:54,510 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 20:21:54,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 20:21:54,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 20:21:54,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 20:21:54,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 20:21:54,513 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 20:21:54,513 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 20:21:55,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 20:21:55,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 20:21:55,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 20:21:55,055 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 20:21:55,056 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 20:21:55,058 INFO L432 ainManager$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-common-saa7146-saa7146_vv.cil.i [2020-10-28 20:21:55,150 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e3f0fe911/3a43f29cf944405596e572b4a48964df/FLAG8aa7838a2 [2020-10-28 20:21:56,542 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 20:21:56,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-10-28 20:21:56,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e3f0fe911/3a43f29cf944405596e572b4a48964df/FLAG8aa7838a2 [2020-10-28 20:21:57,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e3f0fe911/3a43f29cf944405596e572b4a48964df [2020-10-28 20:21:57,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 20:21:57,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 20:21:57,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 20:21:57,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 20:21:57,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 20:21:57,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:21:57" (1/1) ... [2020-10-28 20:21:57,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5831a2b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:21:57, skipping insertion in model container [2020-10-28 20:21:57,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:21:57" (1/1) ... [2020-10-28 20:21:57,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 20:21:57,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 20:22:00,479 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-28 20:22:00,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b7b4c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:22:00, skipping insertion in model container [2020-10-28 20:22:00,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 20:22:00,481 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-28 20:22:00,484 INFO L168 Benchmark]: Toolchain (without parser) took 3334.69 ms. Allocated memory was 155.2 MB in the beginning and 186.6 MB in the end (delta: 31.5 MB). Free memory was 110.9 MB in the beginning and 93.5 MB in the end (delta: 17.4 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. [2020-10-28 20:22:00,485 INFO L168 Benchmark]: CDTParser took 1.10 ms. Allocated memory is still 155.2 MB. Free memory is still 127.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 20:22:00,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3322.86 ms. Allocated memory was 155.2 MB in the beginning and 186.6 MB in the end (delta: 31.5 MB). Free memory was 110.2 MB in the beginning and 93.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. [2020-10-28 20:22:00,488 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.10 ms. Allocated memory is still 155.2 MB. Free memory is still 127.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 3322.86 ms. Allocated memory was 155.2 MB in the beginning and 186.6 MB in the end (delta: 31.5 MB). Free memory was 110.2 MB in the beginning and 93.5 MB in the end (delta: 16.7 MB). Peak memory consumption was 49.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11588]: 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...