./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ee181fefd833809949f54779c5b942476eb9117 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:24:17,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:24:17,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:24:18,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:24:18,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:24:18,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:24:18,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:24:18,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:24:18,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:24:18,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:24:18,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:24:18,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:24:18,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:24:18,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:24:18,060 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:24:18,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:24:18,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:24:18,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:24:18,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:24:18,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:24:18,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:24:18,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:24:18,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:24:18,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:24:18,119 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:24:18,119 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:24:18,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:24:18,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:24:18,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:24:18,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:24:18,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:24:18,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:24:18,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:24:18,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:24:18,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:24:18,142 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:24:18,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:24:18,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:24:18,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:24:18,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:24:18,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:24:18,154 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:24:18,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:24:18,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:24:18,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:24:18,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:24:18,202 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:24:18,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:24:18,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:24:18,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:24:18,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:24:18,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:24:18,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:24:18,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:24:18,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:24:18,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:24:18,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:24:18,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:24:18,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:24:18,211 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:24:18,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:24:18,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:24:18,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:24:18,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:24:18,216 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:24:18,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:24:18,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:24:18,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:24:18,217 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ee181fefd833809949f54779c5b942476eb9117 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:24:18,836 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:24:18,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:24:18,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:24:18,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:24:18,882 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:24:18,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i [2019-11-20 23:24:19,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbc6b8ed/6585d475dce24acf9af0ffc607f4fb6c/FLAG5db6f07e4 [2019-11-20 23:24:21,627 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:24:21,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--gspca--gspca_topro.ko-entry_point.cil.out.i [2019-11-20 23:24:21,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbc6b8ed/6585d475dce24acf9af0ffc607f4fb6c/FLAG5db6f07e4 [2019-11-20 23:24:21,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fbc6b8ed/6585d475dce24acf9af0ffc607f4fb6c [2019-11-20 23:24:21,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:24:21,884 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:24:21,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:24:21,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:24:21,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:24:21,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:24:21" (1/1) ... [2019-11-20 23:24:21,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5579c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:21, skipping insertion in model container [2019-11-20 23:24:21,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:24:21" (1/1) ... [2019-11-20 23:24:21,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:24:22,623 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:24:23,999 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4207] [2019-11-20 23:24:30,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:24:30,569 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:24:30,806 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4207] [2019-11-20 23:24:34,385 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:24:35,177 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:24:35,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35 WrapperNode [2019-11-20 23:24:35,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:24:35,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:24:35,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:24:35,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:24:35,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:35,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:38,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:24:38,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:24:38,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:24:38,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:24:38,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:38,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:39,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:39,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:40,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:41,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:41,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:24:35" (1/1) ... [2019-11-20 23:24:41,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:24:41,729 INFO L168 Benchmark]: Toolchain (without parser) took 19842.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 915.6 MB in the beginning and 454.1 MB in the end (delta: 461.5 MB). Peak memory consumption was 461.5 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:41,730 INFO L168 Benchmark]: CDTParser took 1.94 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:24:41,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13298.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 915.6 MB in the beginning and 820.9 MB in the end (delta: 94.7 MB). Peak memory consumption was 359.8 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:41,739 INFO L168 Benchmark]: Boogie Procedure Inliner took 3385.90 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 710.2 MB in the end (delta: 110.6 MB). Peak memory consumption was 366.8 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:41,743 INFO L168 Benchmark]: Boogie Preprocessor took 3147.63 ms. Allocated memory is still 1.0 GB. Free memory was 710.2 MB in the beginning and 454.1 MB in the end (delta: 256.1 MB). Peak memory consumption was 256.1 MB. Max. memory is 12.5 GB. [2019-11-20 23:24:41,756 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 13298.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 915.6 MB in the beginning and 820.9 MB in the end (delta: 94.7 MB). Peak memory consumption was 359.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 3385.90 ms. Allocated memory is still 1.0 GB. Free memory was 820.9 MB in the beginning and 710.2 MB in the end (delta: 110.6 MB). Peak memory consumption was 366.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 3147.63 ms. Allocated memory is still 1.0 GB. Free memory was 710.2 MB in the beginning and 454.1 MB in the end (delta: 256.1 MB). Peak memory consumption was 256.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...