/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 2 -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 [2020-07-21 21:17:19,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 21:17:19,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 21:17:19,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 21:17:19,240 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 21:17:19,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 21:17:19,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 21:17:19,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 21:17:19,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 21:17:19,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 21:17:19,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 21:17:19,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 21:17:19,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 21:17:19,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 21:17:19,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 21:17:19,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 21:17:19,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 21:17:19,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 21:17:19,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 21:17:19,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 21:17:19,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 21:17:19,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 21:17:19,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 21:17:19,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 21:17:19,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 21:17:19,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 21:17:19,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 21:17:19,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 21:17:19,300 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 21:17:19,334 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 21:17:19,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 21:17:19,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 21:17:19,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 21:17:19,338 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 21:17:19,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 21:17:19,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 21:17:19,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 21:17:19,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 21:17:19,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 21:17:19,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 21:17:19,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 21:17:19,340 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 21:17:19,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 21:17:19,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 21:17:19,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 21:17:19,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 21:17:19,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 21:17:19,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 21:17:19,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 21:17:19,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 21:17:19,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 21:17:19,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 21:17:19,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 21:17:19,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 21:17:19,343 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 21:17:19,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-21 21:17:19,343 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 -> 2 [2020-07-21 21:17:19,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 21:17:19,626 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 21:17:19,629 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 21:17:19,630 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 21:17:19,631 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 21:17:19,631 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-07-21 21:17:19,704 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cabc20245/cc7dd1cd2c01406ca4ddece85f46cc0b/FLAGc35bf8eef [2020-07-21 21:17:20,512 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 21:17:20,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-07-21 21:17:20,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cabc20245/cc7dd1cd2c01406ca4ddece85f46cc0b/FLAGc35bf8eef [2020-07-21 21:17:20,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cabc20245/cc7dd1cd2c01406ca4ddece85f46cc0b [2020-07-21 21:17:20,979 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 21:17:20,982 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 21:17:20,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 21:17:20,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 21:17:20,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 21:17:20,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:17:20" (1/1) ... [2020-07-21 21:17:20,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2816ef3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:17:20, skipping insertion in model container [2020-07-21 21:17:20,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 09:17:20" (1/1) ... [2020-07-21 21:17:20,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 21:17:21,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 21:17:22,698 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-21 21:17:22,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d3d4750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 09:17:22, skipping insertion in model container [2020-07-21 21:17:22,700 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 21:17:22,700 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-21 21:17:22,705 INFO L168 Benchmark]: Toolchain (without parser) took 1721.38 ms. Allocated memory was 146.3 MB in the beginning and 233.8 MB in the end (delta: 87.6 MB). Free memory was 93.3 MB in the beginning and 177.8 MB in the end (delta: -84.5 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB. [2020-07-21 21:17:22,706 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 21:17:22,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1717.23 ms. Allocated memory was 146.3 MB in the beginning and 233.8 MB in the end (delta: 87.6 MB). Free memory was 92.9 MB in the beginning and 177.8 MB in the end (delta: -84.9 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2020-07-21 21:17:22,712 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 146.3 MB. Free memory was 121.2 MB in the beginning and 121.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1717.23 ms. Allocated memory was 146.3 MB in the beginning and 233.8 MB in the end (delta: 87.6 MB). Free memory was 92.9 MB in the beginning and 177.8 MB in the end (delta: -84.9 MB). Peak memory consumption was 40.3 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...