/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 --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST -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-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 20:49:56,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 20:49:56,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 20:49:57,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 20:49:57,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 20:49:57,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 20:49:57,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 20:49:57,029 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 20:49:57,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 20:49:57,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 20:49:57,036 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 20:49:57,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 20:49:57,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 20:49:57,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 20:49:57,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 20:49:57,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 20:49:57,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 20:49:57,047 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 20:49:57,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 20:49:57,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 20:49:57,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 20:49:57,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 20:49:57,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 20:49:57,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 20:49:57,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 20:49:57,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 20:49:57,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 20:49:57,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 20:49:57,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 20:49:57,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 20:49:57,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 20:49:57,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 20:49:57,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 20:49:57,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 20:49:57,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 20:49:57,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 20:49:57,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 20:49:57,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 20:49:57,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 20:49:57,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 20:49:57,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 20:49:57,093 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 20:49:57,130 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 20:49:57,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 20:49:57,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 20:49:57,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 20:49:57,133 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 20:49:57,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 20:49:57,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 20:49:57,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 20:49:57,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 20:49:57,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 20:49:57,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 20:49:57,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 20:49:57,135 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 20:49:57,136 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 20:49:57,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 20:49:57,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 20:49:57,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 20:49:57,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 20:49:57,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 20:49:57,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 20:49:57,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 20:49:57,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 20:49:57,138 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 20:49:57,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 20:49:57,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 20:49:57,138 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 20:49:57,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 20:49:57,139 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 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SHALLOWEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SHALLOWEST; [2020-08-18 20:49:57,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 20:49:57,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 20:49:57,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 20:49:57,456 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 20:49:57,456 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 20:49:57,457 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-08-18 20:49:57,518 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e90c1b6e/926d1fa856da43bcab4f71eed9ad33b7/FLAG09c3d1865 [2020-08-18 20:49:59,014 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 20:49:59,015 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2020-08-18 20:49:59,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e90c1b6e/926d1fa856da43bcab4f71eed9ad33b7/FLAG09c3d1865 [2020-08-18 20:49:59,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e90c1b6e/926d1fa856da43bcab4f71eed9ad33b7 [2020-08-18 20:49:59,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 20:49:59,435 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 20:49:59,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 20:49:59,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 20:49:59,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 20:49:59,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:49:59" (1/1) ... [2020-08-18 20:49:59,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7738e826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:49:59, skipping insertion in model container [2020-08-18 20:49:59,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 08:49:59" (1/1) ... [2020-08-18 20:49:59,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 20:50:00,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 20:50:01,945 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2020-08-18 20:50:01,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3070b224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 08:50:01, skipping insertion in model container [2020-08-18 20:50:01,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 20:50:01,947 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 20:50:01,950 INFO L168 Benchmark]: Toolchain (without parser) took 2513.91 ms. Allocated memory was 172.0 MB in the beginning and 325.6 MB in the end (delta: 153.6 MB). Free memory was 94.8 MB in the beginning and 204.3 MB in the end (delta: -109.5 MB). Peak memory consumption was 104.7 MB. Max. memory is 7.1 GB. [2020-08-18 20:50:01,951 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 122.1 MB in the beginning and 121.6 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. [2020-08-18 20:50:01,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2509.70 ms. Allocated memory was 172.0 MB in the beginning and 325.6 MB in the end (delta: 153.6 MB). Free memory was 93.7 MB in the beginning and 204.3 MB in the end (delta: -110.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. [2020-08-18 20:50:01,955 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 140.5 MB. Free memory was 122.1 MB in the beginning and 121.6 MB in the end (delta: 419.7 kB). Peak memory consumption was 419.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2509.70 ms. Allocated memory was 172.0 MB in the beginning and 325.6 MB in the end (delta: 153.6 MB). Free memory was 93.7 MB in the beginning and 204.3 MB in the end (delta: -110.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7054]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...