/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 --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 19:22:38,361 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-07-17 19:22:38,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 19:22:38,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 19:22:38,403 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 19:22:38,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 19:22:38,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 19:22:38,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 19:22:38,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 19:22:38,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 19:22:38,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 19:22:38,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 19:22:38,423 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 19:22:38,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 19:22:38,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 19:22:38,450 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-07-17 19:22:38,471 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 19:22:38,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 19:22:38,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 19:22:38,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 19:22:38,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 19:22:38,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 19:22:38,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 19:22:38,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 19:22:38,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 19:22:38,482 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 19:22:38,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 19:22:38,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 19:22:38,483 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 19:22:38,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 19:22:38,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 19:22:38,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 19:22:38,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 19:22:38,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 19:22:38,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 19:22:38,487 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 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-07-17 19:22:38,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 19:22:38,776 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 19:22:38,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 19:22:38,781 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 19:22:38,781 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 19:22:38,781 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-07-17 19:22:38,849 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fccc5139/5667e1bcb9d64e32be868aea1d04a777/FLAGe4c3fff72 [2020-07-17 19:22:39,831 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 19:22:39,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-07-17 19:22:39,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fccc5139/5667e1bcb9d64e32be868aea1d04a777/FLAGe4c3fff72 [2020-07-17 19:22:40,178 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fccc5139/5667e1bcb9d64e32be868aea1d04a777 [2020-07-17 19:22:40,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 19:22:40,191 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 19:22:40,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 19:22:40,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 19:22:40,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 19:22:40,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:22:40" (1/1) ... [2020-07-17 19:22:40,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369df7be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:22:40, skipping insertion in model container [2020-07-17 19:22:40,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:22:40" (1/1) ... [2020-07-17 19:22:40,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 19:22:40,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 19:22:44,396 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-17 19:22:44,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33f539bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:22:44, skipping insertion in model container [2020-07-17 19:22:44,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 19:22:44,398 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-17 19:22:44,401 INFO L168 Benchmark]: Toolchain (without parser) took 4210.94 ms. Allocated memory was 138.9 MB in the beginning and 240.6 MB in the end (delta: 101.7 MB). Free memory was 80.5 MB in the beginning and 94.7 MB in the end (delta: -14.3 MB). Peak memory consumption was 94.2 MB. Max. memory is 7.1 GB. [2020-07-17 19:22:44,402 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-17 19:22:44,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4205.87 ms. Allocated memory was 138.9 MB in the beginning and 240.6 MB in the end (delta: 101.7 MB). Free memory was 80.0 MB in the beginning and 94.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. [2020-07-17 19:22:44,408 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4205.87 ms. Allocated memory was 138.9 MB in the beginning and 240.6 MB in the end (delta: 101.7 MB). Free memory was 80.0 MB in the beginning and 94.7 MB in the end (delta: -14.7 MB). Peak memory consumption was 93.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15339]: 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...