/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 22:21:48,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 22:21:48,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 22:21:48,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 22:21:48,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 22:21:48,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 22:21:48,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 22:21:48,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 22:21:48,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 22:21:48,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 22:21:48,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 22:21:48,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 22:21:48,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 22:21:48,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 22:21:48,405 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 22:21:48,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 22:21:48,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 22:21:48,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 22:21:48,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 22:21:48,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 22:21:48,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 22:21:48,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 22:21:48,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 22:21:48,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 22:21:48,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-10 22:21:48,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 22:21:48,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 22:21:48,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 22:21:48,435 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-10 22:21:48,443 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 22:21:48,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 22:21:48,445 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 22:21:48,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 22:21:48,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 22:21:48,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 22:21:48,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 22:21:48,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 22:21:48,446 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 22:21:48,446 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 22:21:48,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 22:21:48,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 22:21:48,447 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-10 22:21:48,447 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 22:21:48,447 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 22:21:48,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 22:21:48,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 22:21:48,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-10 22:21:48,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 22:21:48,448 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-10 22:21:48,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 22:21:48,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 22:21:48,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 22:21:48,765 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 22:21:48,766 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 22:21:48,766 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-07-10 22:21:48,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb66bc89/154691231e55457d988dab5a68170cd3/FLAG8d40db0e0 [2020-07-10 22:21:50,060 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 22:21:50,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-07-10 22:21:50,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb66bc89/154691231e55457d988dab5a68170cd3/FLAG8d40db0e0 [2020-07-10 22:21:50,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb66bc89/154691231e55457d988dab5a68170cd3 [2020-07-10 22:21:50,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 22:21:50,256 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 22:21:50,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 22:21:50,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 22:21:50,265 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 22:21:50,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:21:50" (1/1) ... [2020-07-10 22:21:50,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f7c9ae6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:50, skipping insertion in model container [2020-07-10 22:21:50,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 10:21:50" (1/1) ... [2020-07-10 22:21:50,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 22:21:50,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 22:21:54,342 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-10 22:21:54,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18f765a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 10:21:54, skipping insertion in model container [2020-07-10 22:21:54,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 22:21:54,344 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-10 22:21:54,348 INFO L168 Benchmark]: Toolchain (without parser) took 4091.37 ms. Allocated memory was 138.9 MB in the beginning and 288.9 MB in the end (delta: 149.9 MB). Free memory was 65.9 MB in the beginning and 132.0 MB in the end (delta: -66.1 MB). Peak memory consumption was 91.4 MB. Max. memory is 7.1 GB. [2020-07-10 22:21:54,349 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 138.9 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 22:21:54,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4082.95 ms. Allocated memory was 138.9 MB in the beginning and 288.9 MB in the end (delta: 149.9 MB). Free memory was 65.7 MB in the beginning and 132.0 MB in the end (delta: -66.3 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. [2020-07-10 22:21:54,352 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 138.9 MB. Free memory was 122.3 MB in the beginning and 122.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4082.95 ms. Allocated memory was 138.9 MB in the beginning and 288.9 MB in the end (delta: 149.9 MB). Free memory was 65.7 MB in the beginning and 132.0 MB in the end (delta: -66.3 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: 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...