/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-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-20 23:16:39,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 23:16:39,328 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 23:16:39,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 23:16:39,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 23:16:39,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 23:16:39,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 23:16:39,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 23:16:39,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 23:16:39,347 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 23:16:39,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 23:16:39,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 23:16:39,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 23:16:39,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 23:16:39,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 23:16:39,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 23:16:39,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 23:16:39,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 23:16:39,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 23:16:39,357 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 23:16:39,359 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 23:16:39,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 23:16:39,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 23:16:39,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 23:16:39,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 23:16:39,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 23:16:39,372 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 23:16:39,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 23:16:39,374 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 23:16:39,390 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 23:16:39,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 23:16:39,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 23:16:39,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 23:16:39,392 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 23:16:39,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 23:16:39,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 23:16:39,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 23:16:39,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 23:16:39,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 23:16:39,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 23:16:39,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 23:16:39,395 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 23:16:39,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 23:16:39,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 23:16:39,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 23:16:39,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 23:16:39,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 23:16:39,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 23:16:39,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 23:16:39,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 23:16:39,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 23:16:39,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 23:16:39,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 23:16:39,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 23:16:39,398 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 23:16:39,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-20 23:16:39,399 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 [2020-07-20 23:16:39,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 23:16:39,740 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 23:16:39,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 23:16:39,746 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 23:16:39,747 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 23:16:39,747 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-07-20 23:16:39,814 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418f0269e/ad225acc0a0c429a9040d1d1464f34de/FLAGd999be08e [2020-07-20 23:16:40,608 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 23:16:40,609 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-07-20 23:16:40,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418f0269e/ad225acc0a0c429a9040d1d1464f34de/FLAGd999be08e [2020-07-20 23:16:41,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/418f0269e/ad225acc0a0c429a9040d1d1464f34de [2020-07-20 23:16:41,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 23:16:41,150 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 23:16:41,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 23:16:41,152 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 23:16:41,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 23:16:41,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:16:41" (1/1) ... [2020-07-20 23:16:41,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60b4ae1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:16:41, skipping insertion in model container [2020-07-20 23:16:41,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 11:16:41" (1/1) ... [2020-07-20 23:16:41,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 23:16:41,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 23:16:42,615 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-20 23:16:42,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@373626e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 11:16:42, skipping insertion in model container [2020-07-20 23:16:42,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 23:16:42,617 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-20 23:16:42,622 INFO L168 Benchmark]: Toolchain (without parser) took 1469.95 ms. Allocated memory was 138.4 MB in the beginning and 228.6 MB in the end (delta: 90.2 MB). Free memory was 93.6 MB in the beginning and 170.8 MB in the end (delta: -77.2 MB). Peak memory consumption was 42.0 MB. Max. memory is 7.1 GB. [2020-07-20 23:16:42,624 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2020-07-20 23:16:42,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1465.09 ms. Allocated memory was 138.4 MB in the beginning and 228.6 MB in the end (delta: 90.2 MB). Free memory was 93.4 MB in the beginning and 170.8 MB in the end (delta: -77.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. [2020-07-20 23:16:42,632 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 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1465.09 ms. Allocated memory was 138.4 MB in the beginning and 228.6 MB in the end (delta: 90.2 MB). Free memory was 93.4 MB in the beginning and 170.8 MB in the end (delta: -77.4 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6312]: 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...