./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.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-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.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 3a264345cae63c5442a9f4c2b21d738996b9d1df --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 23:02:50,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:02:50,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:02:50,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:02:50,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:02:50,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:02:50,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:02:50,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:02:50,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:02:50,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:02:50,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:02:50,548 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:02:50,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:02:50,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:02:50,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:02:50,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:02:50,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:02:50,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:02:50,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:02:50,590 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:02:50,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:02:50,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:02:50,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:02:50,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:02:50,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:02:50,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:02:50,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:02:50,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:02:50,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:02:50,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:02:50,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:02:50,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:02:50,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:02:50,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:02:50,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:02:50,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:02:50,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:02:50,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:02:50,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:02:50,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:02:50,649 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:02:50,650 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 23:02:50,689 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:02:50,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:02:50,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:02:50,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:02:50,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:02:50,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:02:50,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:02:50,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:02:50,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:02:50,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:02:50,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:02:50,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:02:50,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:02:50,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:02:50,705 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:02:50,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:02:50,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:02:50,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:02:50,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:02:50,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:02:50,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:02:50,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:02:50,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:02:50,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:02:50,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:02:50,711 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:02:50,712 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 -> 3a264345cae63c5442a9f4c2b21d738996b9d1df Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:02:51,375 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:02:51,405 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:02:51,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:02:51,413 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:02:51,416 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:02:51,417 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2019-11-20 23:02:51,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60a265f13/7767335b5af7413893a188c52d0eb187/FLAGa649906b9 [2019-11-20 23:02:53,345 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:02:53,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-char-ipmi-ipmi_watchdog.ko.cil.out.i [2019-11-20 23:02:53,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60a265f13/7767335b5af7413893a188c52d0eb187/FLAGa649906b9 [2019-11-20 23:02:53,503 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60a265f13/7767335b5af7413893a188c52d0eb187 [2019-11-20 23:02:53,512 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:02:53,520 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:02:53,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:02:53,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:02:53,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:02:53,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:02:53" (1/1) ... [2019-11-20 23:02:53,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@336ba774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:53, skipping insertion in model container [2019-11-20 23:02:53,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:02:53" (1/1) ... [2019-11-20 23:02:53,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:02:53,833 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:02:56,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:02:56,968 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:02:57,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:02:58,106 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:02:58,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58 WrapperNode [2019-11-20 23:02:58,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:02:58,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 23:02:58,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 23:02:58,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 23:02:58,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:58,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:58,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 23:02:58,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:02:58,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:02:58,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:02:58,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:58,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:59,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:59,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:59,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:59,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:59,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:02:58" (1/1) ... [2019-11-20 23:02:59,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:02:59,801 INFO L168 Benchmark]: Toolchain (without parser) took 6278.36 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 718.4 MB in the end (delta: 231.8 MB). Peak memory consumption was 231.9 MB. Max. memory is 12.5 GB. [2019-11-20 23:02:59,806 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:02:59,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4590.30 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 821.5 MB in the end (delta: 128.7 MB). Peak memory consumption was 128.8 MB. Max. memory is 12.5 GB. [2019-11-20 23:02:59,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 831.71 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 769.7 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. [2019-11-20 23:02:59,816 INFO L168 Benchmark]: Boogie Preprocessor took 846.63 ms. Allocated memory is still 1.0 GB. Free memory was 769.7 MB in the beginning and 718.4 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. [2019-11-20 23:02:59,825 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 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 4590.30 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 821.5 MB in the end (delta: 128.7 MB). Peak memory consumption was 128.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 831.71 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 769.7 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 846.63 ms. Allocated memory is still 1.0 GB. Free memory was 769.7 MB in the beginning and 718.4 MB in the end (delta: 51.3 MB). Peak memory consumption was 51.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...