./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-dummy.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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-dummy.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 117f0b4592485174cafe1ebe4983bd442c63e7ab --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 23:16:53,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:16:53,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:16:53,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:16:53,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:16:53,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:16:53,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:16:53,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:16:53,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:16:53,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:16:53,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:16:53,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:16:53,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:16:53,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:16:53,275 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:16:53,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:16:53,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:16:53,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:16:53,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:16:53,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:16:53,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:16:53,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:16:53,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:16:53,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:16:53,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:16:53,348 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:16:53,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:16:53,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:16:53,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:16:53,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:16:53,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:16:53,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:16:53,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:16:53,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:16:53,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:16:53,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:16:53,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:16:53,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:16:53,378 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:16:53,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:16:53,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:16:53,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:16:53,440 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:16:53,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:16:53,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:16:53,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:16:53,451 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:16:53,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:16:53,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:16:53,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:16:53,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:16:53,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:16:53,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:16:53,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:16:53,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:16:53,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:16:53,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:16:53,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:16:53,459 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:16:53,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:16:53,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:16:53,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:16:53,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:16:53,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:16:53,464 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:16:53,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:16:53,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:16:53,465 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:16:53,467 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 -> 117f0b4592485174cafe1ebe4983bd442c63e7ab Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:16:54,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:16:54,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:16:54,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:16:54,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:16:54,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:16:54,202 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-dummy.ko-entry_point.cil.out.i [2019-11-20 23:16:54,397 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26165aec4/5ff3f065a1bd4489b27dffba1a2d01ae/FLAGc3b3b4b32 [2019-11-20 23:16:56,180 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:16:56,182 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-sound--drivers--snd-dummy.ko-entry_point.cil.out.i [2019-11-20 23:16:56,327 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26165aec4/5ff3f065a1bd4489b27dffba1a2d01ae/FLAGc3b3b4b32 [2019-11-20 23:16:56,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26165aec4/5ff3f065a1bd4489b27dffba1a2d01ae [2019-11-20 23:16:56,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:16:56,388 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:16:56,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:16:56,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:16:56,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:16:56,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:16:56" (1/1) ... [2019-11-20 23:16:56,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d750675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:16:56, skipping insertion in model container [2019-11-20 23:16:56,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:16:56" (1/1) ... [2019-11-20 23:16:56,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:16:56,592 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:16:57,621 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3750] [2019-11-20 23:16:57,622 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3751-3752] [2019-11-20 23:17:00,438 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2019-11-20 23:17:00,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:17:00,605 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:17:00,850 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3750] [2019-11-20 23:17:00,855 WARN L1157 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3751-3752] [2019-11-20 23:17:01,454 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2019-11-20 23:17:01,468 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:17:02,196 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:17:02,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02 WrapperNode [2019-11-20 23:17:02,198 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:17:02,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:17:02,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:17:02,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:17:02,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:02,893 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:17:03,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:17:03,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:17:03,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:17:03,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:17:02" (1/1) ... [2019-11-20 23:17:03,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:17:03,929 INFO L168 Benchmark]: Toolchain (without parser) took 7536.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 867.9 MB in the end (delta: 93.8 MB). Peak memory consumption was 93.8 MB. Max. memory is 12.5 GB. [2019-11-20 23:17:03,930 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:17:03,935 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5806.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 719.1 MB in the end (delta: 242.6 MB). Peak memory consumption was 242.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:17:03,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 1195.59 ms. Allocated memory is still 1.0 GB. Free memory was 719.1 MB in the beginning and 901.0 MB in the end (delta: -181.9 MB). Peak memory consumption was 57.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:17:03,948 INFO L168 Benchmark]: Boogie Preprocessor took 523.14 ms. Allocated memory is still 1.0 GB. Free memory was 901.0 MB in the beginning and 867.9 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. [2019-11-20 23:17:03,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 5806.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 719.1 MB in the end (delta: 242.6 MB). Peak memory consumption was 242.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1195.59 ms. Allocated memory is still 1.0 GB. Free memory was 719.1 MB in the beginning and 901.0 MB in the end (delta: -181.9 MB). Peak memory consumption was 57.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 523.14 ms. Allocated memory is still 1.0 GB. Free memory was 901.0 MB in the beginning and 867.9 MB in the end (delta: 33.0 MB). Peak memory consumption was 33.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...