/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-24 04:02:54,203 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-10-24 04:02:54,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 04:02:54,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 04:02:54,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 04:02:54,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 04:02:54,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 04:02:54,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 04:02:54,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 04:02:54,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 04:02:54,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 04:02:54,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 04:02:54,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 04:02:54,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 04:02:54,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-10-24 04:02:54,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-10-24 04:02:54,376 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 04:02:54,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 04:02:54,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 04:02:54,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 04:02:54,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 04:02:54,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 04:02:54,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 04:02:54,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 04:02:54,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 04:02:54,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 04:02:54,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 04:02:54,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 04:02:54,384 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-24 04:02:54,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 04:02:54,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 04:02:54,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 04:02:54,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 04:02:54,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-24 04:02:54,385 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 04:02:54,385 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-10-24 04:02:54,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 04:02:54,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 04:02:54,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 04:02:54,829 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 04:02:54,832 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 04:02:54,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-24 04:02:54,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c895c31c7/a155d5ebdfb94fe8852f50cbad9a24cb/FLAGcbb8da72e [2020-10-24 04:02:56,572 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 04:02:56,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-10-24 04:02:56,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c895c31c7/a155d5ebdfb94fe8852f50cbad9a24cb/FLAGcbb8da72e [2020-10-24 04:02:56,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c895c31c7/a155d5ebdfb94fe8852f50cbad9a24cb [2020-10-24 04:02:56,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 04:02:56,899 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-24 04:02:56,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 04:02:56,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 04:02:56,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 04:02:56,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:02:56" (1/1) ... [2020-10-24 04:02:56,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a27391e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:02:56, skipping insertion in model container [2020-10-24 04:02:56,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:02:56" (1/1) ... [2020-10-24 04:02:56,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 04:02:57,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-24 04:02:57,893 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4529] [2020-10-24 04:03:00,455 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-24 04:03:00,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fc831b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:03:00, skipping insertion in model container [2020-10-24 04:03:00,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 04:03:00,457 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-24 04:03:00,460 INFO L168 Benchmark]: Toolchain (without parser) took 3566.75 ms. Allocated memory was 151.0 MB in the beginning and 202.4 MB in the end (delta: 51.4 MB). Free memory was 112.9 MB in the beginning and 144.9 MB in the end (delta: -32.0 MB). Peak memory consumption was 66.5 MB. Max. memory is 8.0 GB. [2020-10-24 04:03:00,461 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 124.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-24 04:03:00,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3553.45 ms. Allocated memory was 151.0 MB in the beginning and 202.4 MB in the end (delta: 51.4 MB). Free memory was 112.3 MB in the beginning and 144.9 MB in the end (delta: -32.6 MB). Peak memory consumption was 66.5 MB. Max. memory is 8.0 GB. [2020-10-24 04:03:00,465 INFO L339 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 151.0 MB. Free memory is still 124.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 3553.45 ms. Allocated memory was 151.0 MB in the beginning and 202.4 MB in the end (delta: 51.4 MB). Free memory was 112.3 MB in the beginning and 144.9 MB in the end (delta: -32.6 MB). Peak memory consumption was 66.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9642]: 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...