./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.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 3902db59f1bc9c4b20bd282a43ae5070339b7dcf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 3902db59f1bc9c4b20bd282a43ae5070339b7dcf ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:04:33,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:04:33,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:04:33,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:04:33,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:04:33,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:04:33,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:04:33,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:04:33,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:04:33,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:04:33,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:04:33,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:04:33,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:04:33,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:04:33,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:04:33,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:04:33,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:04:33,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:04:33,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:04:33,370 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:04:33,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:04:33,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:04:33,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:04:33,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:04:33,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:04:33,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:04:33,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:04:33,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:04:33,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:04:33,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:04:33,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:04:33,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:04:33,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:04:33,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:04:33,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:04:33,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:04:33,426 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:04:33,426 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:04:33,427 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:04:33,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:04:33,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:04:33,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:04:33,479 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:04:33,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:04:33,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:04:33,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:04:33,488 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:04:33,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:04:33,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:04:33,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:04:33,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:04:33,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:04:33,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:04:33,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:04:33,495 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:04:33,496 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:04:33,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:04:33,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:04:33,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:04:33,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:04:33,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:04:33,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:04:33,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:04:33,500 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:04:33,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:04:33,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:04:33,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:04:33,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:04:33,504 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 -> 3902db59f1bc9c4b20bd282a43ae5070339b7dcf [2019-11-27 17:04:34,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:04:34,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:04:34,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:04:34,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:04:34,220 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:04:34,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-27 17:04:34,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71f39b920/42a0164bb21f49029a1651e60bc5ccdf/FLAG1ac49561e [2019-11-27 17:04:36,449 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:04:36,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-27 17:04:36,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71f39b920/42a0164bb21f49029a1651e60bc5ccdf/FLAG1ac49561e [2019-11-27 17:04:36,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71f39b920/42a0164bb21f49029a1651e60bc5ccdf [2019-11-27 17:04:36,607 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:04:36,614 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:04:36,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:04:36,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:04:36,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:04:36,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:04:36" (1/1) ... [2019-11-27 17:04:36,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29618a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:36, skipping insertion in model container [2019-11-27 17:04:36,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:04:36" (1/1) ... [2019-11-27 17:04:36,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:04:37,028 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:04:38,444 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-27 17:04:38,445 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-27 17:04:43,966 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:04:44,096 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:04:44,397 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-27 17:04:44,401 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-27 17:04:45,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:04:46,716 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:04:46,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46 WrapperNode [2019-11-27 17:04:46,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:04:46,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:04:46,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:04:46,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:04:46,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:46,966 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:47,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:04:47,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:04:47,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:04:47,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:04:47,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:47,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:47,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:47,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:48,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:48,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:48,832 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:46" (1/1) ... [2019-11-27 17:04:49,051 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:04:49,058 INFO L168 Benchmark]: Toolchain (without parser) took 12444.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 680.0 MB in the end (delta: 275.9 MB). Peak memory consumption was 276.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:04:49,062 INFO L168 Benchmark]: CDTParser took 2.22 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. [2019-11-27 17:04:49,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10095.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 844.0 MB in the end (delta: 106.2 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:04:49,069 INFO L168 Benchmark]: Boogie Procedure Inliner took 1044.62 ms. Allocated memory is still 1.0 GB. Free memory was 844.0 MB in the beginning and 760.8 MB in the end (delta: 83.2 MB). Peak memory consumption was 83.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:04:49,072 INFO L168 Benchmark]: Boogie Preprocessor took 1288.61 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 680.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:04:49,083 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.22 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 10095.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 844.0 MB in the end (delta: 106.2 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1044.62 ms. Allocated memory is still 1.0 GB. Free memory was 844.0 MB in the beginning and 760.8 MB in the end (delta: 83.2 MB). Peak memory consumption was 83.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1288.61 ms. Allocated memory is still 1.0 GB. Free memory was 760.8 MB in the beginning and 680.0 MB in the end (delta: 80.8 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:04:53,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:04:53,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:04:53,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:04:53,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:04:53,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:04:53,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:04:53,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:04:53,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:04:53,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:04:53,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:04:53,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:04:53,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:04:53,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:04:53,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:04:53,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:04:53,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:04:53,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:04:53,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:04:53,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:04:53,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:04:53,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:04:53,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:04:53,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:04:53,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:04:53,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:04:53,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:04:53,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:04:53,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:04:53,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:04:53,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:04:53,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:04:53,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:04:53,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:04:53,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:04:53,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:04:53,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:04:53,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:04:53,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:04:53,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:04:53,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:04:53,983 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:04:54,034 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:04:54,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:04:54,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:04:54,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:04:54,044 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:04:54,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:04:54,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:04:54,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:04:54,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:04:54,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:04:54,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:04:54,052 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:04:54,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:04:54,053 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:04:54,053 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:04:54,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:04:54,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:04:54,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:04:54,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:04:54,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:04:54,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:04:54,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:04:54,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:04:54,059 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:04:54,060 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:04:54,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:04:54,062 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:04:54,062 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:04:54,063 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 -> 3902db59f1bc9c4b20bd282a43ae5070339b7dcf [2019-11-27 17:04:54,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:04:54,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:04:54,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:04:54,768 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:04:54,772 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:04:54,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-27 17:04:54,972 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb47c761/1ef58f61a8724b1f99b685bd295b05ba/FLAG13aa91c67 [2019-11-27 17:04:57,001 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:04:57,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2019-11-27 17:04:57,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb47c761/1ef58f61a8724b1f99b685bd295b05ba/FLAG13aa91c67 [2019-11-27 17:04:57,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afb47c761/1ef58f61a8724b1f99b685bd295b05ba [2019-11-27 17:04:57,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:04:57,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:04:57,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:04:57,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:04:57,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:04:57,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:04:57" (1/1) ... [2019-11-27 17:04:57,188 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6af9779e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:04:57, skipping insertion in model container [2019-11-27 17:04:57,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:04:57" (1/1) ... [2019-11-27 17:04:57,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:04:57,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:04:58,858 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-27 17:04:58,859 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-27 17:05:03,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:05:04,094 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:05:04,418 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5975] [2019-11-27 17:05:04,420 WARN L1190 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5976-5977] [2019-11-27 17:05:05,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:05:06,956 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:05:06,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06 WrapperNode [2019-11-27 17:05:06,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:05:06,960 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:05:06,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:05:06,962 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:05:06,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:07,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:07,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:05:07,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:05:07,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:05:07,928 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:05:07,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:07,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:08,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:08,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:08,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:09,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:09,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:05:06" (1/1) ... [2019-11-27 17:05:09,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:05:09,707 INFO L168 Benchmark]: Toolchain (without parser) took 12536.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 889.9 MB in the end (delta: 66.0 MB). Peak memory consumption was 331.0 MB. Max. memory is 12.5 GB. [2019-11-27 17:05:09,711 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 17:05:09,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9789.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 815.6 MB in the end (delta: 134.6 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:05:09,717 INFO L168 Benchmark]: Boogie Procedure Inliner took 967.08 ms. Allocated memory is still 1.0 GB. Free memory was 815.6 MB in the beginning and 737.8 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:05:09,720 INFO L168 Benchmark]: Boogie Preprocessor took 1770.49 ms. Allocated memory is still 1.0 GB. Free memory was 737.8 MB in the beginning and 889.9 MB in the end (delta: -152.1 MB). Peak memory consumption was 112.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:05:09,736 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 9789.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 815.6 MB in the end (delta: 134.6 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 967.08 ms. Allocated memory is still 1.0 GB. Free memory was 815.6 MB in the beginning and 737.8 MB in the end (delta: 77.8 MB). Peak memory consumption was 77.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1770.49 ms. Allocated memory is still 1.0 GB. Free memory was 737.8 MB in the beginning and 889.9 MB in the end (delta: -152.1 MB). Peak memory consumption was 112.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...