/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.compute.interpolants.along.a.counterexample Craig_NestedInterpolation -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 15:38:57,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 15:38:57,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 15:38:57,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-07-07 15:38:57,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 15:38:57,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 15:38:57,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 15:38:57,512 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 15:38:57,513 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 15:38:57,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 15:38:57,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 15:38:57,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 15:38:57,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 15:38:57,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 15:38:57,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 15:38:57,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 15:38:57,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 15:38:57,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-07 15:38:57,545 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 15:38:57,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 15:38:57,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 15:38:57,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 15:38:57,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 15:38:57,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 15:38:57,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 15:38:57,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 15:38:57,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 15:38:57,548 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 15:38:57,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 15:38:57,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 15:38:57,548 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-07 15:38:57,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 15:38:57,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 15:38:57,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 15:38:57,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 15:38:57,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-07 15:38:57,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 15:38:57,550 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation [2020-07-07 15:38:57,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 15:38:57,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 15:38:57,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 15:38:57,876 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 15:38:57,876 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 15:38:57,877 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-07-07 15:38:57,957 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe1b8da76/3ea2ed8bf21e48b096c38ef8943974c7/FLAG88fa6d387 [2020-07-07 15:38:59,295 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 15:38:59,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-07-07 15:38:59,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe1b8da76/3ea2ed8bf21e48b096c38ef8943974c7/FLAG88fa6d387 [2020-07-07 15:38:59,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe1b8da76/3ea2ed8bf21e48b096c38ef8943974c7 [2020-07-07 15:38:59,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 15:38:59,830 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 15:38:59,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 15:38:59,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 15:38:59,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 15:38:59,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:38:59" (1/1) ... [2020-07-07 15:38:59,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3f0096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:38:59, skipping insertion in model container [2020-07-07 15:38:59,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 03:38:59" (1/1) ... [2020-07-07 15:38:59,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 15:39:00,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 15:39:04,275 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-07 15:39:04,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39646ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 03:39:04, skipping insertion in model container [2020-07-07 15:39:04,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 15:39:04,277 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-07 15:39:04,280 INFO L168 Benchmark]: Toolchain (without parser) took 4449.97 ms. Allocated memory was 178.8 MB in the beginning and 300.4 MB in the end (delta: 121.6 MB). Free memory was 137.5 MB in the beginning and 160.5 MB in the end (delta: -23.0 MB). Peak memory consumption was 113.5 MB. Max. memory is 7.1 GB. [2020-07-07 15:39:04,284 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 142.1 MB. Free memory was 117.4 MB in the beginning and 117.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-07 15:39:04,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4445.78 ms. Allocated memory was 178.8 MB in the beginning and 300.4 MB in the end (delta: 121.6 MB). Free memory was 136.5 MB in the beginning and 160.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 112.5 MB. Max. memory is 7.1 GB. [2020-07-07 15:39:04,288 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 142.1 MB. Free memory was 117.4 MB in the beginning and 117.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4445.78 ms. Allocated memory was 178.8 MB in the beginning and 300.4 MB in the end (delta: 121.6 MB). Free memory was 136.5 MB in the beginning and 160.5 MB in the end (delta: -24.0 MB). Peak memory consumption was 112.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...