/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.1 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-vsp1-vsp1.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 04:07:18,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 04:07:18,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 04:07:18,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 04:07:18,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 04:07:18,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 04:07:18,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 04:07:18,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 04:07:18,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 04:07:18,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 04:07:18,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 04:07:18,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 04:07:18,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 04:07:18,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 04:07:18,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 04:07:18,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 04:07:18,210 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 04:07:18,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 04:07:18,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 04:07:18,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 04:07:18,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 04:07:18,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 04:07:18,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 04:07:18,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 04:07:18,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-19 04:07:18,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 04:07:18,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 04:07:18,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 04:07:18,253 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 [2020-08-19 04:07:18,298 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 04:07:18,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 04:07:18,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 04:07:18,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 04:07:18,301 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 04:07:18,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 04:07:18,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 04:07:18,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 04:07:18,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 04:07:18,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 04:07:18,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 04:07:18,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 04:07:18,303 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 04:07:18,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 04:07:18,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 04:07:18,305 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 04:07:18,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 04:07:18,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 04:07:18,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 04:07:18,305 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 04:07:18,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 04:07:18,306 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 04:07:18,306 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 04:07:18,306 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 04:07:18,306 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 04:07:18,306 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 04:07:18,307 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-19 04:07:18,307 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=SMALLESTAMONGWIDE;tolerance=0.1; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1; [2020-08-19 04:07:18,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 04:07:18,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 04:07:18,625 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 04:07:18,626 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 04:07:18,627 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 04:07:18,628 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-vsp1-vsp1.cil.i [2020-08-19 04:07:18,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54260e750/726b73e1ef104ca4ac6e5a7d997fbd22/FLAGa85ea8ad1 [2020-08-19 04:07:19,759 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 04:07:19,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-platform-vsp1-vsp1.cil.i [2020-08-19 04:07:19,825 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54260e750/726b73e1ef104ca4ac6e5a7d997fbd22/FLAGa85ea8ad1 [2020-08-19 04:07:20,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/54260e750/726b73e1ef104ca4ac6e5a7d997fbd22 [2020-08-19 04:07:20,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 04:07:20,064 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 04:07:20,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 04:07:20,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 04:07:20,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 04:07:20,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 04:07:20" (1/1) ... [2020-08-19 04:07:20,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc54d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:07:20, skipping insertion in model container [2020-08-19 04:07:20,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 04:07:20" (1/1) ... [2020-08-19 04:07:20,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 04:07:20,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 04:07:24,661 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-19 04:07:24,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b4bcc5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 04:07:24, skipping insertion in model container [2020-08-19 04:07:24,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 04:07:24,663 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-19 04:07:24,668 INFO L168 Benchmark]: Toolchain (without parser) took 4600.73 ms. Allocated memory was 141.0 MB in the beginning and 250.1 MB in the end (delta: 109.1 MB). Free memory was 80.5 MB in the beginning and 131.7 MB in the end (delta: -51.2 MB). Peak memory consumption was 66.9 MB. Max. memory is 7.1 GB. [2020-08-19 04:07:24,669 INFO L168 Benchmark]: CDTParser took 0.21 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. [2020-08-19 04:07:24,671 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4597.73 ms. Allocated memory was 141.0 MB in the beginning and 250.1 MB in the end (delta: 109.1 MB). Free memory was 80.3 MB in the beginning and 131.7 MB in the end (delta: -51.4 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. [2020-08-19 04:07:24,676 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 4597.73 ms. Allocated memory was 141.0 MB in the beginning and 250.1 MB in the end (delta: 109.1 MB). Free memory was 80.3 MB in the beginning and 131.7 MB in the end (delta: -51.4 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12537]: 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...