java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-15 12:37:20,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-15 12:37:20,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-15 12:37:20,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-15 12:37:20,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-15 12:37:20,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-15 12:37:20,072 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-15 12:37:20,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-15 12:37:20,077 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-15 12:37:20,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-15 12:37:20,079 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-15 12:37:20,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-15 12:37:20,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-15 12:37:20,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-15 12:37:20,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-15 12:37:20,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-15 12:37:20,084 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-15 12:37:20,085 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-15 12:37:20,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-15 12:37:20,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-15 12:37:20,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-15 12:37:20,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-15 12:37:20,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-15 12:37:20,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-15 12:37:20,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-15 12:37:20,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-15 12:37:20,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-15 12:37:20,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-15 12:37:20,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-15 12:37:20,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-15 12:37:20,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-15 12:37:20,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-15 12:37:20,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-15 12:37:20,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-15 12:37:20,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-15 12:37:20,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-15 12:37:20,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-15 12:37:20,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-15 12:37:20,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-15 12:37:20,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-15 12:37:20,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-15 12:37:20,107 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 [2019-08-15 12:37:20,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-15 12:37:20,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-15 12:37:20,124 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-15 12:37:20,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-15 12:37:20,124 INFO L138 SettingsManager]: * Use SBE=true [2019-08-15 12:37:20,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-15 12:37:20,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-15 12:37:20,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-15 12:37:20,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-15 12:37:20,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-15 12:37:20,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-15 12:37:20,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-15 12:37:20,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-15 12:37:20,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-15 12:37:20,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-15 12:37:20,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-15 12:37:20,127 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-15 12:37:20,127 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-15 12:37:20,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-15 12:37:20,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-15 12:37:20,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-15 12:37:20,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-15 12:37:20,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-15 12:37:20,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-15 12:37:20,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-15 12:37:20,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-15 12:37:20,129 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-08-15 12:37:20,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-15 12:37:20,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-15 12:37:20,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-15 12:37:20,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-15 12:37:20,193 INFO L275 PluginConnector]: CDTParser initialized [2019-08-15 12:37:20,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-08-15 12:37:20,255 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2403387e4/c93d5552cdae45348d3957f2d41d1632/FLAGa4c785afd [2019-08-15 12:37:21,141 INFO L306 CDTParser]: Found 1 translation units. [2019-08-15 12:37:21,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--stkwebcam--stkwebcam.ko-entry_point.cil.out.i [2019-08-15 12:37:21,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2403387e4/c93d5552cdae45348d3957f2d41d1632/FLAGa4c785afd [2019-08-15 12:37:21,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2403387e4/c93d5552cdae45348d3957f2d41d1632 [2019-08-15 12:37:21,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-15 12:37:21,648 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-15 12:37:21,649 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-15 12:37:21,649 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-15 12:37:21,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-15 12:37:21,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 12:37:21" (1/1) ... [2019-08-15 12:37:21,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4effc129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:37:21, skipping insertion in model container [2019-08-15 12:37:21,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 12:37:21" (1/1) ... [2019-08-15 12:37:21,665 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-15 12:37:21,809 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-15 12:37:22,430 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4405] [2019-08-15 12:37:23,668 ERROR L309 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-08-15 12:37:23,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4948938 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 12:37:23, skipping insertion in model container [2019-08-15 12:37:23,669 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-15 12:37:23,670 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-08-15 12:37:23,673 INFO L168 Benchmark]: Toolchain (without parser) took 2024.67 ms. Allocated memory was 137.9 MB in the beginning and 222.8 MB in the end (delta: 84.9 MB). Free memory was 74.4 MB in the beginning and 157.4 MB in the end (delta: -83.0 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-08-15 12:37:23,674 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-15 12:37:23,676 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2021.03 ms. Allocated memory was 137.9 MB in the beginning and 222.8 MB in the end (delta: 84.9 MB). Free memory was 74.2 MB in the beginning and 157.4 MB in the end (delta: -83.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-15 12:37:23,678 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2021.03 ms. Allocated memory was 137.9 MB in the beginning and 222.8 MB in the end (delta: 84.9 MB). Free memory was 74.2 MB in the beginning and 157.4 MB in the end (delta: -83.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6442]: 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...