/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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 01:31:03,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 01:31:03,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 01:31:03,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-10-29 01:31:03,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 01:31:03,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 01:31:03,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 01:31:03,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 01:31:03,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 01:31:03,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 01:31:03,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 01:31:03,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 01:31:03,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 01:31:03,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 01:31:03,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 01:31:03,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 01:31:03,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-29 01:31:03,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 01:31:04,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 01:31:04,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 01:31:04,001 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 01:31:04,043 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 01:31:04,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 01:31:04,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 01:31:04,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 01:31:04,045 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 01:31:04,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 01:31:04,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 01:31:04,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 01:31:04,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 01:31:04,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 01:31:04,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 01:31:04,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 01:31:04,047 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 01:31:04,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 01:31:04,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 01:31:04,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 01:31:04,048 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 01:31:04,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 01:31:04,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 01:31:04,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 01:31:04,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 01:31:04,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 01:31:04,050 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 01:31:04,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 01:31:04,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 01:31:04,050 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 01:31:04,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-29 01:31:04,051 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-29 01:31:04,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 01:31:04,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 01:31:04,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 01:31:04,504 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 01:31:04,504 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 01:31:04,505 INFO L432 ainManager$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-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2020-10-29 01:31:04,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6ba16c450/6ebf1d136c5f45a1ad1b2c067fc1070d/FLAGe804aec92 [2020-10-29 01:31:06,115 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 01:31:06,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--ivtv--ivtv.ko-entry_point.cil.out.i [2020-10-29 01:31:06,246 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6ba16c450/6ebf1d136c5f45a1ad1b2c067fc1070d/FLAGe804aec92 [2020-10-29 01:31:06,573 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/6ba16c450/6ebf1d136c5f45a1ad1b2c067fc1070d [2020-10-29 01:31:06,577 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 01:31:06,584 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 01:31:06,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 01:31:06,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 01:31:06,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 01:31:06,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 01:31:06" (1/1) ... [2020-10-29 01:31:06,594 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 29.10 01:31:06, skipping insertion in model container [2020-10-29 01:31:06,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 01:31:06" (1/1) ... [2020-10-29 01:31:06,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 01:31:06,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 01:31:07,683 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4575] [2020-10-29 01:31:09,156 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi [2020-10-29 01:31:09,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72fd5d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 01:31:09, skipping insertion in model container [2020-10-29 01:31:09,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 01:31:09,158 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-29 01:31:09,163 INFO L168 Benchmark]: Toolchain (without parser) took 2580.92 ms. Allocated memory was 158.3 MB in the beginning and 220.2 MB in the end (delta: 61.9 MB). Free memory was 103.2 MB in the beginning and 122.9 MB in the end (delta: -19.8 MB). Peak memory consumption was 47.9 MB. Max. memory is 8.0 GB. [2020-10-29 01:31:09,164 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 158.3 MB. Free memory is still 131.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 01:31:09,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2572.47 ms. Allocated memory was 158.3 MB in the beginning and 220.2 MB in the end (delta: 61.9 MB). Free memory was 102.7 MB in the beginning and 122.9 MB in the end (delta: -20.2 MB). Peak memory consumption was 46.8 MB. Max. memory is 8.0 GB. [2020-10-29 01:31:09,169 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 158.3 MB. Free memory is still 131.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2572.47 ms. Allocated memory was 158.3 MB in the beginning and 220.2 MB in the end (delta: 61.9 MB). Free memory was 102.7 MB in the beginning and 122.9 MB in the end (delta: -20.2 MB). Peak memory consumption was 46.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7395]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ivtv_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...