/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--v4l2-core--videodev.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 08:13:01,058 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-11-07 08:13:01,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 08:13:01,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 08:13:01,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 08:13:01,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 08:13:01,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 08:13:01,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 08:13:01,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 08:13:01,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 08:13:01,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 08:13:01,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 08:13:01,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 08:13:01,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 08:13:01,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 08:13:01,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 08:13:01,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 08:13:01,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 08:13:01,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 08:13:01,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 08:13:01,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 08:13:01,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 08:13:01,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 08:13:01,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 08:13:01,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 08:13:01,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 08:13:01,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2020-11-07 08:13:01,216 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 08:13:01,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 08:13:01,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 08:13:01,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 08:13:01,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 08:13:01,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 08:13:01,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 08:13:01,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 08:13:01,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 08:13:01,223 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 08:13:01,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 08:13:01,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 08:13:01,224 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 08:13:01,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 08:13:01,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 08:13:01,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 08:13:01,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 08:13:01,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 08:13:01,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 08:13:01,226 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 08:13:01,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 08:13:01,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 08:13:01,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 08:13:01,682 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 08:13:01,683 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 08:13:01,684 INFO L432 ainManager$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--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-07 08:13:01,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ea31093/d2f53700476c4750b24d3dd2e381f607/FLAG4cae01999 [2020-11-07 08:13:03,391 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 08:13:03,392 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--v4l2-core--videodev.ko-entry_point.cil.out.i [2020-11-07 08:13:03,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ea31093/d2f53700476c4750b24d3dd2e381f607/FLAG4cae01999 [2020-11-07 08:13:03,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99ea31093/d2f53700476c4750b24d3dd2e381f607 [2020-11-07 08:13:03,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 08:13:03,707 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 08:13:03,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 08:13:03,713 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 08:13:03,717 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 08:13:03,718 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:13:03" (1/1) ... [2020-11-07 08:13:03,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ca94e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:13:03, skipping insertion in model container [2020-11-07 08:13:03,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:13:03" (1/1) ... [2020-11-07 08:13:03,741 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 08:13:04,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 08:13:04,792 WARN L1207 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [3970] [2020-11-07 08:13:07,911 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-07 08:13:07,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c3abfaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:13:07, skipping insertion in model container [2020-11-07 08:13:07,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 08:13:07,912 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-07 08:13:07,916 INFO L168 Benchmark]: Toolchain (without parser) took 4212.43 ms. Allocated memory is still 238.0 MB. Free memory was 205.1 MB in the beginning and 170.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 73.7 MB. Max. memory is 8.0 GB. [2020-11-07 08:13:07,920 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 124.9 MB in the end (delta: 96.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 08:13:07,922 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4199.21 ms. Allocated memory is still 238.0 MB. Free memory was 204.6 MB in the beginning and 170.7 MB in the end (delta: 34.0 MB). Peak memory consumption was 73.7 MB. Max. memory is 8.0 GB. [2020-11-07 08:13:07,925 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 152.0 MB. Free memory was 125.0 MB in the beginning and 124.9 MB in the end (delta: 96.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 4199.21 ms. Allocated memory is still 238.0 MB. Free memory was 204.6 MB in the beginning and 170.7 MB in the end (delta: 34.0 MB). Peak memory consumption was 73.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9848]: 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...