/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.trace.refinement.strategy CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 22:41:45,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 22:41:45,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 22:41:45,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 22:41:45,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 22:41:45,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 22:41:45,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 22:41:45,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 22:41:45,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 22:41:45,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 22:41:45,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 22:41:45,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 22:41:45,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 22:41:45,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 22:41:45,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 22:41:45,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 22:41:45,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 22:41:45,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 22:41:45,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 22:41:45,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 22:41:45,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 22:41:45,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 22:41:45,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 22:41:45,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 22:41:45,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-19 22:41:45,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 22:41:45,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 22:41:45,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 22:41:45,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 22:41:45,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 22:41:45,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 22:41:45,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 22:41:45,116 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 22:41:45,116 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 22:41:45,117 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 22:41:45,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 22:41:45,119 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 [2020-07-19 22:41:45,140 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 22:41:45,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 22:41:45,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 22:41:45,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 22:41:45,143 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 22:41:45,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 22:41:45,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 22:41:45,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 22:41:45,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 22:41:45,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 22:41:45,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 22:41:45,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 22:41:45,146 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 22:41:45,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 22:41:45,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 22:41:45,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 22:41:45,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 22:41:45,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 22:41:45,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 22:41:45,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 22:41:45,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 22:41:45,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 22:41:45,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 22:41:45,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 22:41:45,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 22:41:45,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 22:41:45,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-19 22:41:45,149 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 22:41:45,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 22:41:45,449 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 22:41:45,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 22:41:45,454 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 22:41:45,455 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 22:41:45,456 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-19 22:41:45,528 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3699cb316/924aab6628fe4ada8d8f4ee821a89105/FLAGb0440272d [2020-07-19 22:41:46,713 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 22:41:46,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--cx231xx--cx231xx.ko-entry_point.cil.out.i [2020-07-19 22:41:46,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3699cb316/924aab6628fe4ada8d8f4ee821a89105/FLAGb0440272d [2020-07-19 22:41:46,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3699cb316/924aab6628fe4ada8d8f4ee821a89105 [2020-07-19 22:41:46,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 22:41:46,947 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 22:41:46,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 22:41:46,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 22:41:46,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 22:41:46,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:41:46" (1/1) ... [2020-07-19 22:41:46,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de89a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:41:46, skipping insertion in model container [2020-07-19 22:41:46,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:41:46" (1/1) ... [2020-07-19 22:41:46,971 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 22:41:47,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 22:41:48,046 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4685] [2020-07-19 22:41:50,278 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-19 22:41:50,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d10d2af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:41:50, skipping insertion in model container [2020-07-19 22:41:50,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 22:41:50,280 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-19 22:41:50,283 INFO L168 Benchmark]: Toolchain (without parser) took 3336.73 ms. Allocated memory was 169.9 MB in the beginning and 286.8 MB in the end (delta: 116.9 MB). Free memory was 133.9 MB in the beginning and 165.4 MB in the end (delta: -31.5 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. [2020-07-19 22:41:50,283 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-19 22:41:50,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3326.92 ms. Allocated memory was 169.9 MB in the beginning and 286.8 MB in the end (delta: 116.9 MB). Free memory was 133.9 MB in the beginning and 165.4 MB in the end (delta: -31.5 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. [2020-07-19 22:41:50,287 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 120.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3326.92 ms. Allocated memory was 169.9 MB in the beginning and 286.8 MB in the end (delta: 116.9 MB). Free memory was 133.9 MB in the beginning and 165.4 MB in the end (delta: -31.5 MB). Peak memory consumption was 93.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9591]: 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...