/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 NOT_INCREMENTALLY -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 12:43:56,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 12:43:56,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 12:43:56,933 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-20 12:43:56,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-20 12:43:56,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-20 12:43:56,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-20 12:43:56,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-20 12:43:56,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-20 12:43:56,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-20 12:43:56,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-20 12:43:56,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-20 12:43:56,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 12:43:56,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 12:43:56,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 12:43:56,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 12:43:56,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 12:43:56,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 12:43:56,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 12:43:56,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 12:43:56,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 12:43:56,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 12:43:56,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 12:43:56,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 12:43:56,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 12:43:56,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 12:43:56,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 12:43:56,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 12:43:56,965 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 12:43:56,979 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 12:43:56,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 12:43:56,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 12:43:56,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 12:43:56,981 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 12:43:56,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 12:43:56,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 12:43:56,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 12:43:56,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 12:43:56,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 12:43:56,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 12:43:56,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 12:43:56,983 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 12:43:56,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 12:43:56,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 12:43:56,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 12:43:56,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 12:43:56,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 12:43:56,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 12:43:56,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 12:43:56,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 12:43:56,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 12:43:56,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 12:43:56,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 12:43:56,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 12:43:56,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 12:43:56,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-20 12:43:56,986 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 -> NOT_INCREMENTALLY [2020-07-20 12:43:57,260 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 12:43:57,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 12:43:57,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 12:43:57,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 12:43:57,277 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 12:43:57,278 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-07-20 12:43:57,342 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820be505e/0d5c64f82fe5460496ec57be15b30506/FLAG3276f4fd3 [2020-07-20 12:43:58,108 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 12:43:58,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2020-07-20 12:43:58,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820be505e/0d5c64f82fe5460496ec57be15b30506/FLAG3276f4fd3 [2020-07-20 12:43:58,632 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/820be505e/0d5c64f82fe5460496ec57be15b30506 [2020-07-20 12:43:58,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 12:43:58,642 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 12:43:58,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 12:43:58,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 12:43:58,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 12:43:58,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:58" (1/1) ... [2020-07-20 12:43:58,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320c66ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:58, skipping insertion in model container [2020-07-20 12:43:58,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:58" (1/1) ... [2020-07-20 12:43:58,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 12:43:58,785 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 12:44:00,051 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-07-20 12:44:00,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d78dc99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:00, skipping insertion in model container [2020-07-20 12:44:00,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 12:44:00,054 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-20 12:44:00,059 INFO L168 Benchmark]: Toolchain (without parser) took 1414.06 ms. Allocated memory was 137.9 MB in the beginning and 229.1 MB in the end (delta: 91.2 MB). Free memory was 93.1 MB in the beginning and 171.6 MB in the end (delta: -78.6 MB). Peak memory consumption was 41.8 MB. Max. memory is 7.1 GB. [2020-07-20 12:44:00,060 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-20 12:44:00,062 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1410.11 ms. Allocated memory was 137.9 MB in the beginning and 229.1 MB in the end (delta: 91.2 MB). Free memory was 92.9 MB in the beginning and 171.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 41.6 MB. Max. memory is 7.1 GB. [2020-07-20 12:44:00,068 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1410.11 ms. Allocated memory was 137.9 MB in the beginning and 229.1 MB in the end (delta: 91.2 MB). Free memory was 92.9 MB in the beginning and 171.6 MB in the end (delta: -78.8 MB). Peak memory consumption was 41.6 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...