/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic DAGSIZE --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -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--pci--bt8xx--bttv.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 00:10:47,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 00:10:47,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 00:10:47,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 00:10:47,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 00:10:47,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 00:10:47,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 00:10:47,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 00:10:47,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 00:10:47,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 00:10:47,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 00:10:47,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 00:10:47,432 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 00:10:47,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 00:10:47,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 00:10:47,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 00:10:47,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 00:10:47,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 00:10:47,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 00:10:47,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 00:10:47,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 00:10:47,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 00:10:47,455 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 00:10:47,456 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 00:10:47,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 00:10:47,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 00:10:47,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 00:10:47,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 00:10:47,472 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 [2020-07-21 00:10:47,510 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 00:10:47,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 00:10:47,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 00:10:47,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 00:10:47,515 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 00:10:47,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 00:10:47,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 00:10:47,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 00:10:47,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 00:10:47,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 00:10:47,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 00:10:47,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 00:10:47,516 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 00:10:47,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 00:10:47,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 00:10:47,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 00:10:47,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 00:10:47,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 00:10:47,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 00:10:47,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 00:10:47,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 00:10:47,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 00:10:47,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 00:10:47,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 00:10:47,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 00:10:47,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 00:10:47,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-21 00:10:47,521 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> DAGSIZE 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 [2020-07-21 00:10:47,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 00:10:47,828 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 00:10:47,832 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 00:10:47,834 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 00:10:47,834 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 00:10:47,835 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-07-21 00:10:47,912 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa82a73a/708575148f0c4013ac777283d84c7979/FLAGa25ce82a8 [2020-07-21 00:10:49,035 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 00:10:49,036 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--pci--bt8xx--bttv.ko-entry_point.cil.out.i [2020-07-21 00:10:49,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa82a73a/708575148f0c4013ac777283d84c7979/FLAGa25ce82a8 [2020-07-21 00:10:49,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/faa82a73a/708575148f0c4013ac777283d84c7979 [2020-07-21 00:10:49,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 00:10:49,274 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 00:10:49,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 00:10:49,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 00:10:49,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 00:10:49,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:10:49" (1/1) ... [2020-07-21 00:10:49,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af319cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:10:49, skipping insertion in model container [2020-07-21 00:10:49,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:10:49" (1/1) ... [2020-07-21 00:10:49,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 00:10:49,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 00:10:50,394 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [5082] [2020-07-21 00:10:53,728 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-21 00:10:53,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fe13f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:10:53, skipping insertion in model container [2020-07-21 00:10:53,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 00:10:53,730 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-21 00:10:53,733 INFO L168 Benchmark]: Toolchain (without parser) took 4460.39 ms. Allocated memory was 137.9 MB in the beginning and 250.6 MB in the end (delta: 112.7 MB). Free memory was 70.9 MB in the beginning and 116.6 MB in the end (delta: -45.8 MB). Peak memory consumption was 74.0 MB. Max. memory is 7.1 GB. [2020-07-21 00:10:53,734 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-21 00:10:53,735 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4450.90 ms. Allocated memory was 137.9 MB in the beginning and 250.6 MB in the end (delta: 112.7 MB). Free memory was 70.5 MB in the beginning and 116.6 MB in the end (delta: -46.2 MB). Peak memory consumption was 73.6 MB. Max. memory is 7.1 GB. [2020-07-21 00:10:53,738 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory is still 120.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4450.90 ms. Allocated memory was 137.9 MB in the beginning and 250.6 MB in the end (delta: 112.7 MB). Free memory was 70.5 MB in the beginning and 116.6 MB in the end (delta: -46.2 MB). Peak memory consumption was 73.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8718]: 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...