/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 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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 05:27:41,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 05:27:41,583 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 05:27:41,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 05:27:41,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 05:27:41,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 05:27:41,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 05:27:41,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 05:27:41,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 05:27:41,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 05:27:41,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 05:27:41,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 05:27:41,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 05:27:41,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 05:27:41,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 05:27:41,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 05:27:41,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 05:27:41,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 05:27:41,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 05:27:41,662 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 05:27:41,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 05:27:41,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 05:27:41,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 05:27:41,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 05:27:41,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-15 05:27:41,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 05:27:41,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 05:27:41,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 05:27:41,691 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 [2020-10-15 05:27:41,730 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 05:27:41,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 05:27:41,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 05:27:41,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 05:27:41,733 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 05:27:41,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 05:27:41,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 05:27:41,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 05:27:41,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 05:27:41,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 05:27:41,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 05:27:41,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 05:27:41,735 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 05:27:41,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 05:27:41,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 05:27:41,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 05:27:41,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 05:27:41,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 05:27:41,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 05:27:41,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 05:27:41,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 05:27:41,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 05:27:41,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 05:27:41,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 05:27:41,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 05:27:41,738 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 05:27:41,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 05:27:41,738 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 -> 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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 05:27:42,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 05:27:42,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 05:27:42,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 05:27:42,088 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 05:27:42,089 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 05:27:42,089 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-10-15 05:27:42,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e692a1a3c/0bfcf8efbf564f538b69907ee6a2f9aa/FLAG4b5c9d729 [2020-10-15 05:27:43,107 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 05:27:43,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx88-cx8800.cil.i [2020-10-15 05:27:43,165 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e692a1a3c/0bfcf8efbf564f538b69907ee6a2f9aa/FLAG4b5c9d729 [2020-10-15 05:27:43,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e692a1a3c/0bfcf8efbf564f538b69907ee6a2f9aa [2020-10-15 05:27:43,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 05:27:43,428 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 05:27:43,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 05:27:43,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 05:27:43,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 05:27:43,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 05:27:43" (1/1) ... [2020-10-15 05:27:43,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f6334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:27:43, skipping insertion in model container [2020-10-15 05:27:43,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 05:27:43" (1/1) ... [2020-10-15 05:27:43,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 05:27:43,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 05:27:46,619 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-15 05:27:46,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64b132c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 05:27:46, skipping insertion in model container [2020-10-15 05:27:46,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 05:27:46,621 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-15 05:27:46,625 INFO L168 Benchmark]: Toolchain (without parser) took 3194.82 ms. Allocated memory was 146.3 MB in the beginning and 249.0 MB in the end (delta: 102.8 MB). Free memory was 79.6 MB in the beginning and 148.0 MB in the end (delta: -68.4 MB). Peak memory consumption was 50.3 MB. Max. memory is 7.1 GB. [2020-10-15 05:27:46,626 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 119.6 MB in the beginning and 119.2 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-10-15 05:27:46,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3191.72 ms. Allocated memory was 146.3 MB in the beginning and 249.0 MB in the end (delta: 102.8 MB). Free memory was 79.2 MB in the beginning and 148.0 MB in the end (delta: -68.8 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. [2020-10-15 05:27:46,632 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 119.6 MB in the beginning and 119.2 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3191.72 ms. Allocated memory was 146.3 MB in the beginning and 249.0 MB in the end (delta: 102.8 MB). Free memory was 79.2 MB in the beginning and 148.0 MB in the end (delta: -68.8 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9724]: 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...