/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 20:46:22,611 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 20:46:22,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 20:46:22,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 20:46:22,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 20:46:22,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 20:46:22,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 20:46:22,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 20:46:22,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 20:46:22,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 20:46:22,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 20:46:22,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 20:46:22,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 20:46:22,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 20:46:22,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 20:46:22,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 20:46:22,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 20:46:22,674 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 20:46:22,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 20:46:22,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 20:46:22,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 20:46:22,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 20:46:22,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 20:46:22,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 20:46:22,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-29 20:46:22,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 20:46:22,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 20:46:22,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 20:46:22,724 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 [2020-10-29 20:46:22,752 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 20:46:22,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 20:46:22,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 20:46:22,755 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 20:46:22,755 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 20:46:22,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 20:46:22,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 20:46:22,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 20:46:22,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 20:46:22,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 20:46:22,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 20:46:22,756 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 20:46:22,757 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 20:46:22,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 20:46:22,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 20:46:22,757 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 20:46:22,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 20:46:22,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 20:46:22,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 20:46:22,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 20:46:22,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 20:46:22,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 20:46:22,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 20:46:22,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 20:46:22,759 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 20:46:22,759 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 20:46:22,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 20:46:22,760 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 20:46:23,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 20:46:23,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 20:46:23,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 20:46:23,191 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 20:46:23,192 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 20:46:23,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2020-10-29 20:46:23,270 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e86696b05/5b5f15fdad30486db68352dbd697450e/FLAGdd81eeeb1 [2020-10-29 20:46:24,789 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 20:46:24,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--ethernet--intel--i40evf--i40evf.ko-entry_point.cil.out.i [2020-10-29 20:46:24,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e86696b05/5b5f15fdad30486db68352dbd697450e/FLAGdd81eeeb1 [2020-10-29 20:46:25,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e86696b05/5b5f15fdad30486db68352dbd697450e [2020-10-29 20:46:25,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 20:46:25,271 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 20:46:25,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 20:46:25,275 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 20:46:25,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 20:46:25,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:46:25" (1/1) ... [2020-10-29 20:46:25,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526f0fb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:46:25, skipping insertion in model container [2020-10-29 20:46:25,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 08:46:25" (1/1) ... [2020-10-29 20:46:25,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 20:46:25,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 20:46:31,501 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2020-10-29 20:46:31,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cde72f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 08:46:31, skipping insertion in model container [2020-10-29 20:46:31,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 20:46:31,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-29 20:46:31,506 INFO L168 Benchmark]: Toolchain (without parser) took 6240.17 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 103.2 MB in the beginning and 83.4 MB in the end (delta: 19.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 8.0 GB. [2020-10-29 20:46:31,507 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory is still 128.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 20:46:31,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6227.55 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 102.7 MB in the beginning and 83.4 MB in the end (delta: 19.4 MB). Peak memory consumption was 64.9 MB. Max. memory is 8.0 GB. [2020-10-29 20:46:31,510 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory is still 128.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 6227.55 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 102.7 MB in the beginning and 83.4 MB in the end (delta: 19.4 MB). Peak memory consumption was 64.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 18233]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...