./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-08_1a-drivers--watchdog--it87_wdt.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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.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 34bc378e3979316a009577f06a44fbc8ad29f86d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.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 34bc378e3979316a009577f06a44fbc8ad29f86d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:10:59,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:10:59,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:10:59,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:10:59,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:10:59,361 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:10:59,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:10:59,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:10:59,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:10:59,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:10:59,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:10:59,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:10:59,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:10:59,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:10:59,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:10:59,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:10:59,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:10:59,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:10:59,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:10:59,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:10:59,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:10:59,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:10:59,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:10:59,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:10:59,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:10:59,472 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:10:59,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:10:59,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:10:59,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:10:59,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:10:59,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:10:59,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:10:59,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:10:59,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:10:59,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:10:59,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:10:59,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:10:59,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:10:59,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:10:59,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:10:59,505 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:10:59,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:10:59,547 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:10:59,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:10:59,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:10:59,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:10:59,554 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:10:59,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:10:59,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:10:59,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:10:59,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:10:59,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:10:59,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:10:59,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:10:59,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:10:59,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:10:59,563 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:10:59,563 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:10:59,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:10:59,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:10:59,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:10:59,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:10:59,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:10:59,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:10:59,568 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:10:59,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:10:59,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:10:59,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:10:59,569 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 -> 34bc378e3979316a009577f06a44fbc8ad29f86d [2019-11-27 17:11:00,110 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:11:00,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:11:00,150 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:11:00,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:11:00,159 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:11:00,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-27 17:11:00,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f67248fb/6d1240df33e946ae95115b1e4c5d4ad6/FLAGf3aaffd97 [2019-11-27 17:11:01,987 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:11:01,992 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-27 17:11:02,073 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f67248fb/6d1240df33e946ae95115b1e4c5d4ad6/FLAGf3aaffd97 [2019-11-27 17:11:02,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f67248fb/6d1240df33e946ae95115b1e4c5d4ad6 [2019-11-27 17:11:02,186 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:11:02,190 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:11:02,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:02,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:11:02,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:11:02,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:02,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@428f0dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:02, skipping insertion in model container [2019-11-27 17:11:02,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:02" (1/1) ... [2019-11-27 17:11:02,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:11:02,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:11:04,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:04,490 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:11:04,901 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:05,055 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:11:05,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05 WrapperNode [2019-11-27 17:11:05,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:05,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:05,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:11:05,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:11:05,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:05,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:05,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:05,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:11:05,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:11:05,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:11:05,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:05,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:05,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:05,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:05,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:05,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:06,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:05" (1/1) ... [2019-11-27 17:11:06,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:11:06,099 INFO L168 Benchmark]: Toolchain (without parser) took 3900.58 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 886.4 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:06,100 INFO L168 Benchmark]: CDTParser took 4.06 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. [2019-11-27 17:11:06,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2860.81 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 932.2 MB in the end (delta: 23.7 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:06,108 INFO L168 Benchmark]: Boogie Procedure Inliner took 557.17 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 903.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:06,110 INFO L168 Benchmark]: Boogie Preprocessor took 468.70 ms. Allocated memory is still 1.0 GB. Free memory was 903.6 MB in the beginning and 886.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:06,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.06 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 2860.81 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 932.2 MB in the end (delta: 23.7 MB). Peak memory consumption was 33.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 557.17 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 903.6 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 468.70 ms. Allocated memory is still 1.0 GB. Free memory was 903.6 MB in the beginning and 886.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 17:11:10,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:11:10,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:11:10,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:11:10,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:11:10,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:11:10,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:11:10,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:11:10,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:11:10,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:11:10,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:11:10,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:11:10,658 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:11:10,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:11:10,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:11:10,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:11:10,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:11:10,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:11:10,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:11:10,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:11:10,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:11:10,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:11:10,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:11:10,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:11:10,726 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:11:10,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:11:10,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:11:10,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:11:10,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:11:10,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:11:10,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:11:10,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:11:10,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:11:10,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:11:10,749 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:11:10,749 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:11:10,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:11:10,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:11:10,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:11:10,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:11:10,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:11:10,763 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:11:10,823 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:11:10,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:11:10,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:11:10,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:11:10,838 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:11:10,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:11:10,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:11:10,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:11:10,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:11:10,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:11:10,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:11:10,845 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:11:10,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:11:10,846 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:11:10,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:11:10,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:11:10,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:11:10,849 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:11:10,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:11:10,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:11:10,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:11:10,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:11:10,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:11:10,856 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:11:10,856 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:11:10,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:11:10,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:11:10,859 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:11:10,860 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 -> 34bc378e3979316a009577f06a44fbc8ad29f86d [2019-11-27 17:11:11,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:11:11,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:11:11,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:11:11,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:11:11,511 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:11:11,513 INFO L428 ainManager$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-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-27 17:11:11,687 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/990b9b8e3/622cccfa0ab443cfb50d0eeb02be9bda/FLAG382d14dc8 [2019-11-27 17:11:13,455 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:11:13,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--watchdog--it87_wdt.ko-entry_point.cil.out.i [2019-11-27 17:11:13,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/990b9b8e3/622cccfa0ab443cfb50d0eeb02be9bda/FLAG382d14dc8 [2019-11-27 17:11:13,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/990b9b8e3/622cccfa0ab443cfb50d0eeb02be9bda [2019-11-27 17:11:13,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:11:13,563 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:11:13,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:13,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:11:13,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:11:13,593 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:13" (1/1) ... [2019-11-27 17:11:13,603 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737469c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:13, skipping insertion in model container [2019-11-27 17:11:13,604 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:11:13" (1/1) ... [2019-11-27 17:11:13,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:11:13,816 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:11:15,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:15,938 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:11:16,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:11:16,582 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:11:16,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16 WrapperNode [2019-11-27 17:11:16,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:11:16,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:16,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:11:16,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:11:16,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:16,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:11:17,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:11:17,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:11:17,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:11:17,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:11:16" (1/1) ... [2019-11-27 17:11:17,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:11:17,551 INFO L168 Benchmark]: Toolchain (without parser) took 3982.67 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 880.5 MB in the end (delta: 75.4 MB). Peak memory consumption was 75.5 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:17,553 INFO L168 Benchmark]: CDTParser took 0.49 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. [2019-11-27 17:11:17,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3004.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 920.6 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:17,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 488.83 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 897.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:17,563 INFO L168 Benchmark]: Boogie Preprocessor took 466.67 ms. Allocated memory is still 1.0 GB. Free memory was 897.7 MB in the beginning and 880.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 17:11:17,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 3004.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 920.6 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 488.83 ms. Allocated memory is still 1.0 GB. Free memory was 920.6 MB in the beginning and 897.7 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 466.67 ms. Allocated memory is still 1.0 GB. Free memory was 897.7 MB in the beginning and 880.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...