/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 produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options interpolation-heuristic=FIRST --traceabstraction.additional.smt.options log-additional-information=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-common-saa7146-saa7146_vv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 12:04:47,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 12:04:47,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 12:04:47,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 12:04:47,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 12:04:47,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 12:04:47,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 12:04:47,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 12:04:47,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 12:04:47,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 12:04:47,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 12:04:47,156 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 12:04:47,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 12:04:47,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 12:04:47,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 12:04:47,166 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 12:04:47,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 12:04:47,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 12:04:47,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 12:04:47,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 12:04:47,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 12:04:47,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 12:04:47,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 12:04:47,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 12:04:47,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-21 12:04:47,206 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 [2020-09-21 12:04:47,255 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 12:04:47,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 12:04:47,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 12:04:47,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 12:04:47,259 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 12:04:47,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 12:04:47,259 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 12:04:47,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 12:04:47,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 12:04:47,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 12:04:47,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 12:04:47,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 12:04:47,262 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 12:04:47,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 12:04:47,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 12:04:47,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 12:04:47,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 12:04:47,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 12:04:47,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 12:04:47,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 12:04:47,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 12:04:47,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 12:04:47,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 12:04:47,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 12:04:47,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 12:04:47,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 12:04:47,265 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 12:04:47,265 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 -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;interpolation-heuristic=FIRST;log-additional-information=true; [2020-09-21 12:04:47,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 12:04:47,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 12:04:47,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 12:04:47,777 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 12:04:47,778 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 12:04:47,779 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-09-21 12:04:47,858 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d86862f9/45a3baa639504172b2d54e00080513d7/FLAG7bcc105cb [2020-09-21 12:04:48,877 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 12:04:48,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-09-21 12:04:48,943 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d86862f9/45a3baa639504172b2d54e00080513d7/FLAG7bcc105cb [2020-09-21 12:04:49,272 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9d86862f9/45a3baa639504172b2d54e00080513d7 [2020-09-21 12:04:49,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 12:04:49,292 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 12:04:49,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 12:04:49,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 12:04:49,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 12:04:49,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:04:49" (1/1) ... [2020-09-21 12:04:49,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6165aa75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:04:49, skipping insertion in model container [2020-09-21 12:04:49,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:04:49" (1/1) ... [2020-09-21 12:04:49,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 12:04:49,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 12:04:52,936 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-09-21 12:04:52,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f95c696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:04:52, skipping insertion in model container [2020-09-21 12:04:52,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 12:04:52,940 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-09-21 12:04:52,947 INFO L168 Benchmark]: Toolchain (without parser) took 3654.88 ms. Allocated memory was 141.0 MB in the beginning and 247.5 MB in the end (delta: 106.4 MB). Free memory was 82.8 MB in the beginning and 115.8 MB in the end (delta: -33.0 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2020-09-21 12:04:52,948 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-21 12:04:52,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3645.67 ms. Allocated memory was 141.0 MB in the beginning and 247.5 MB in the end (delta: 106.4 MB). Free memory was 82.1 MB in the beginning and 115.8 MB in the end (delta: -33.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2020-09-21 12:04:52,957 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3645.67 ms. Allocated memory was 141.0 MB in the beginning and 247.5 MB in the end (delta: 106.4 MB). Free memory was 82.1 MB in the beginning and 115.8 MB in the end (delta: -33.6 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11481]: 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...