/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 false -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-pci-cx25821-cx25821.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 16:01:12,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 16:01:12,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 16:01:12,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 16:01:12,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 16:01:12,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 16:01:12,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 16:01:12,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 16:01:12,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 16:01:12,525 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 16:01:12,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 16:01:12,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 16:01:12,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 16:01:12,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 16:01:12,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 16:01:12,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 16:01:12,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 16:01:12,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 16:01:12,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 16:01:12,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 16:01:12,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 16:01:12,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 16:01:12,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 16:01:12,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 16:01:12,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 16:01:12,544 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 16:01:12,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 16:01:12,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 16:01:12,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 16:01:12,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 16:01:12,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 16:01:12,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 16:01:12,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 16:01:12,549 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 16:01:12,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 16:01:12,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 16:01:12,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 16:01:12,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 16:01:12,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 16:01:12,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 16:01:12,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 16:01:12,554 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 16:01:12,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 16:01:12,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 16:01:12,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 16:01:12,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 16:01:12,579 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 16:01:12,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 16:01:12,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 16:01:12,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 16:01:12,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 16:01:12,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 16:01:12,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 16:01:12,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 16:01:12,581 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 16:01:12,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 16:01:12,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 16:01:12,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 16:01:12,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 16:01:12,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 16:01:12,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 16:01:12,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 16:01:12,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 16:01:12,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 16:01:12,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 16:01:12,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 16:01:12,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 16:01:12,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 16:01:12,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-18 16:01:12,584 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 -> false [2020-08-18 16:01:12,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 16:01:12,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 16:01:12,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 16:01:12,904 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 16:01:12,905 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 16:01:12,906 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-08-18 16:01:12,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ac8b4fd2/a68c5e8cb54548a988f92ba39c34de66/FLAG7b6af2b1a [2020-08-18 16:01:14,033 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 16:01:14,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-cx25821-cx25821.cil.i [2020-08-18 16:01:14,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ac8b4fd2/a68c5e8cb54548a988f92ba39c34de66/FLAG7b6af2b1a [2020-08-18 16:01:14,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2ac8b4fd2/a68c5e8cb54548a988f92ba39c34de66 [2020-08-18 16:01:14,251 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 16:01:14,252 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 16:01:14,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 16:01:14,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 16:01:14,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 16:01:14,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:01:14" (1/1) ... [2020-08-18 16:01:14,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a69a1e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:14, skipping insertion in model container [2020-08-18 16:01:14,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:01:14" (1/1) ... [2020-08-18 16:01:14,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 16:01:14,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 16:01:19,086 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-18 16:01:19,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c57ba4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:01:19, skipping insertion in model container [2020-08-18 16:01:19,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 16:01:19,088 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-18 16:01:19,091 INFO L168 Benchmark]: Toolchain (without parser) took 4837.56 ms. Allocated memory was 140.0 MB in the beginning and 271.6 MB in the end (delta: 131.6 MB). Free memory was 81.2 MB in the beginning and 221.8 MB in the end (delta: -140.6 MB). Peak memory consumption was 115.7 MB. Max. memory is 7.1 GB. [2020-08-18 16:01:19,092 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 16:01:19,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4833.62 ms. Allocated memory was 140.0 MB in the beginning and 271.6 MB in the end (delta: 131.6 MB). Free memory was 81.0 MB in the beginning and 221.8 MB in the end (delta: -140.8 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. [2020-08-18 16:01:19,099 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4833.62 ms. Allocated memory was 140.0 MB in the beginning and 271.6 MB in the end (delta: 131.6 MB). Free memory was 81.0 MB in the beginning and 221.8 MB in the end (delta: -140.8 MB). Peak memory consumption was 115.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 13432]: 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...