/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.assert.codeblocks.term.scoring.heuristic NUM_VARIABLES --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_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--s2255--s2255drv.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 02:56:05,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 02:56:05,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 02:56:05,448 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 02:56:05,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 02:56:05,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 02:56:05,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 02:56:05,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 02:56:05,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 02:56:05,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 02:56:05,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 02:56:05,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 02:56:05,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 02:56:05,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 02:56:05,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 02:56:05,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 02:56:05,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 02:56:05,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 02:56:05,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 02:56:05,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 02:56:05,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 02:56:05,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 02:56:05,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 02:56:05,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 02:56:05,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 02:56:05,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 02:56:05,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 02:56:05,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 02:56:05,501 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 [2020-07-20 02:56:05,524 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 02:56:05,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 02:56:05,526 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 02:56:05,526 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 02:56:05,527 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 02:56:05,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 02:56:05,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 02:56:05,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 02:56:05,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 02:56:05,528 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 02:56:05,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 02:56:05,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 02:56:05,529 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 02:56:05,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 02:56:05,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 02:56:05,530 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 02:56:05,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 02:56:05,530 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 02:56:05,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 02:56:05,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 02:56:05,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 02:56:05,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 02:56:05,531 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 02:56:05,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 02:56:05,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 02:56:05,532 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 02:56:05,532 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-20 02:56:05,532 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_VARIABLES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 02:56:05,822 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 02:56:05,840 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 02:56:05,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 02:56:05,847 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 02:56:05,848 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 02:56:05,849 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-07-20 02:56:05,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45265b43e/5862a6cf333540b8a2a2a7c98bdb6c61/FLAGcefae7a44 [2020-07-20 02:56:06,787 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 02:56:06,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2020-07-20 02:56:06,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45265b43e/5862a6cf333540b8a2a2a7c98bdb6c61/FLAGcefae7a44 [2020-07-20 02:56:07,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45265b43e/5862a6cf333540b8a2a2a7c98bdb6c61 [2020-07-20 02:56:07,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 02:56:07,286 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 02:56:07,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 02:56:07,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 02:56:07,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 02:56:07,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:56:07" (1/1) ... [2020-07-20 02:56:07,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e796287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:56:07, skipping insertion in model container [2020-07-20 02:56:07,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:56:07" (1/1) ... [2020-07-20 02:56:07,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 02:56:07,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 02:56:08,307 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4598] [2020-07-20 02:56:09,536 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-20 02:56:09,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fbc8581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:56:09, skipping insertion in model container [2020-07-20 02:56:09,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 02:56:09,543 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-20 02:56:09,546 INFO L168 Benchmark]: Toolchain (without parser) took 2259.92 ms. Allocated memory was 145.8 MB in the beginning and 239.6 MB in the end (delta: 93.8 MB). Free memory was 90.7 MB in the beginning and 176.1 MB in the end (delta: -85.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 7.1 GB. [2020-07-20 02:56:09,549 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-20 02:56:09,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2255.86 ms. Allocated memory was 145.8 MB in the beginning and 239.6 MB in the end (delta: 93.8 MB). Free memory was 90.3 MB in the beginning and 176.1 MB in the end (delta: -85.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. [2020-07-20 02:56:09,552 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.8 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2255.86 ms. Allocated memory was 145.8 MB in the beginning and 239.6 MB in the end (delta: 93.8 MB). Free memory was 90.3 MB in the beginning and 176.1 MB in the end (delta: -85.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6235]: 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...