/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 --traceabstraction.use.minimal.unsat.core.enumeration true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 11:52:23,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 11:52:23,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 11:52:23,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 11:52:23,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 11:52:23,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 11:52:23,304 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 11:52:23,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 11:52:23,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 11:52:23,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 11:52:23,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 11:52:23,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 11:52:23,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 11:52:23,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 11:52:23,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 11:52:23,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 11:52:23,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 11:52:23,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 11:52:23,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 11:52:23,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 11:52:23,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 11:52:23,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 11:52:23,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 11:52:23,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 11:52:23,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 11:52:23,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 11:52:23,330 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 11:52:23,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 11:52:23,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 11:52:23,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 11:52:23,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 11:52:23,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 11:52:23,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 11:52:23,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 11:52:23,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 11:52:23,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 11:52:23,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 11:52:23,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 11:52:23,336 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 11:52:23,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 11:52:23,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 11:52:23,339 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 [2020-08-18 11:52:23,361 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 11:52:23,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 11:52:23,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 11:52:23,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 11:52:23,363 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 11:52:23,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 11:52:23,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 11:52:23,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 11:52:23,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 11:52:23,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 11:52:23,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 11:52:23,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 11:52:23,365 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 11:52:23,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 11:52:23,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 11:52:23,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 11:52:23,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 11:52:23,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 11:52:23,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 11:52:23,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 11:52:23,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 11:52:23,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 11:52:23,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 11:52:23,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 11:52:23,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 11:52:23,367 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 11:52:23,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 11:52:23,368 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.traceabstraction: Use minimal unsat core enumeration -> true [2020-08-18 11:52:23,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 11:52:23,693 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 11:52:23,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 11:52:23,698 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 11:52:23,698 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 11:52:23,699 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i [2020-08-18 11:52:23,776 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/26e9cfe53/459bcf2877764e5fa7379d712e72cbda/FLAGfac53b8c8 [2020-08-18 11:52:25,175 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 11:52:25,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--staging--lustre--lustre--libcfs--libcfs.ko-entry_point.cil.out.i [2020-08-18 11:52:25,312 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/26e9cfe53/459bcf2877764e5fa7379d712e72cbda/FLAGfac53b8c8 [2020-08-18 11:52:25,609 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/26e9cfe53/459bcf2877764e5fa7379d712e72cbda [2020-08-18 11:52:25,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 11:52:25,620 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 11:52:25,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 11:52:25,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 11:52:25,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 11:52:25,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:52:25" (1/1) ... [2020-08-18 11:52:25,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fb4cb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:52:25, skipping insertion in model container [2020-08-18 11:52:25,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:52:25" (1/1) ... [2020-08-18 11:52:25,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 11:52:25,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 11:52:28,638 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: libcfs_debug_msg [2020-08-18 11:52:28,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3299c979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:52:28, skipping insertion in model container [2020-08-18 11:52:28,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 11:52:28,640 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 11:52:28,644 INFO L168 Benchmark]: Toolchain (without parser) took 3022.74 ms. Allocated memory was 173.5 MB in the beginning and 298.8 MB in the end (delta: 125.3 MB). Free memory was 132.5 MB in the beginning and 203.1 MB in the end (delta: -70.6 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. [2020-08-18 11:52:28,645 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 117.3 MB in the beginning and 117.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 11:52:28,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3019.40 ms. Allocated memory was 173.5 MB in the beginning and 298.8 MB in the end (delta: 125.3 MB). Free memory was 132.5 MB in the beginning and 203.1 MB in the end (delta: -70.6 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. [2020-08-18 11:52:28,650 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 135.8 MB. Free memory was 117.3 MB in the beginning and 117.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3019.40 ms. Allocated memory was 173.5 MB in the beginning and 298.8 MB in the end (delta: 125.3 MB). Free memory was 132.5 MB in the beginning and 203.1 MB in the end (delta: -70.6 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7365]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: libcfs_debug_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...