/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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 17:51:01,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 17:51:01,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 17:51:01,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 17:51:01,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 17:51:01,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 17:51:01,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 17:51:01,272 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 17:51:01,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 17:51:01,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 17:51:01,278 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 17:51:01,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 17:51:01,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 17:51:01,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 17:51:01,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 17:51:01,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 17:51:01,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 17:51:01,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 17:51:01,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 17:51:01,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 17:51:01,300 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 17:51:01,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 17:51:01,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 17:51:01,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 17:51:01,314 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 17:51:01,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 17:51:01,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 17:51:01,321 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 17:51:01,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 17:51:01,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 17:51:01,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 17:51:01,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 17:51:01,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 17:51:01,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 17:51:01,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 17:51:01,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 17:51:01,327 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-08-22 17:51:01,365 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 17:51:01,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 17:51:01,367 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 17:51:01,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 17:51:01,367 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 17:51:01,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 17:51:01,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 17:51:01,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 17:51:01,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 17:51:01,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 17:51:01,369 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 17:51:01,370 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 17:51:01,370 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 17:51:01,370 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 17:51:01,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 17:51:01,371 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 17:51:01,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 17:51:01,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 17:51:01,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 17:51:01,371 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 17:51:01,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 17:51:01,372 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 17:51:01,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 17:51:01,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 17:51:01,372 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 17:51:01,373 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 17:51:01,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-22 17:51:01,373 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-08-22 17:51:01,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 17:51:01,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 17:51:01,710 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 17:51:01,711 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 17:51:01,711 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 17:51:01,712 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-08-22 17:51:01,774 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/336ec5767/700f400738fa46a6a0bc5e9a1715da98/FLAGddbe26b4e [2020-08-22 17:51:02,687 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 17:51:02,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-em28xx-em28xx-v4l.cil.i [2020-08-22 17:51:02,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/336ec5767/700f400738fa46a6a0bc5e9a1715da98/FLAGddbe26b4e [2020-08-22 17:51:03,130 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/336ec5767/700f400738fa46a6a0bc5e9a1715da98 [2020-08-22 17:51:03,140 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 17:51:03,141 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 17:51:03,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 17:51:03,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 17:51:03,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 17:51:03,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:51:03" (1/1) ... [2020-08-22 17:51:03,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@367ea188 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:51:03, skipping insertion in model container [2020-08-22 17:51:03,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 05:51:03" (1/1) ... [2020-08-22 17:51:03,159 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 17:51:03,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 17:51:05,322 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-08-22 17:51:05,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51c01af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 05:51:05, skipping insertion in model container [2020-08-22 17:51:05,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 17:51:05,324 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-08-22 17:51:05,328 INFO L168 Benchmark]: Toolchain (without parser) took 2184.81 ms. Allocated memory was 141.6 MB in the beginning and 245.4 MB in the end (delta: 103.8 MB). Free memory was 87.5 MB in the beginning and 169.6 MB in the end (delta: -82.1 MB). Peak memory consumption was 38.5 MB. Max. memory is 7.1 GB. [2020-08-22 17:51:05,329 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory was 123.1 MB in the beginning and 122.7 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-08-22 17:51:05,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2181.33 ms. Allocated memory was 141.6 MB in the beginning and 245.4 MB in the end (delta: 103.8 MB). Free memory was 87.1 MB in the beginning and 169.6 MB in the end (delta: -82.6 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. [2020-08-22 17:51:05,335 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 141.6 MB. Free memory was 123.1 MB in the beginning and 122.7 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2181.33 ms. Allocated memory was 141.6 MB in the beginning and 245.4 MB in the end (delta: 103.8 MB). Free memory was 87.1 MB in the beginning and 169.6 MB in the end (delta: -82.6 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6826]: 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...