./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-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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-32_7a-drivers--scsi--aic7xxx--aic7xxx.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 ea616209a1f9041bee5ec0abb9df7a1c792d8685 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:55:16,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:55:16,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:55:16,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:55:16,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:55:16,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:55:16,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:55:16,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:55:16,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:55:16,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:55:16,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:55:16,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:55:16,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:55:16,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:55:16,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:55:16,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:55:16,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:55:16,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:55:16,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:55:16,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:55:16,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:55:16,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:55:16,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:55:16,530 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:55:16,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:55:16,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:55:16,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:55:16,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:55:16,547 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:55:16,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:55:16,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:55:16,554 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:55:16,555 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:55:16,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:55:16,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:55:16,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:55:16,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:55:16,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:55:16,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:55:16,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:55:16,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:55:16,576 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 21:55:16,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:55:16,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:55:16,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:55:16,628 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:55:16,628 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:55:16,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:55:16,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:55:16,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:55:16,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:55:16,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:55:16,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:55:16,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:55:16,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:55:16,636 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:55:16,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:55:16,637 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:55:16,637 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:55:16,638 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:55:16,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:55:16,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:55:16,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:55:16,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:55:16,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:55:16,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:55:16,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:55:16,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 21:55:16,643 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 -> ea616209a1f9041bee5ec0abb9df7a1c792d8685 [2019-11-16 21:55:17,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:55:17,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:55:17,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:55:17,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:55:17,275 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:55:17,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2019-11-16 21:55:17,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551c72eb8/f78e68a8b5034d5986ff98ff90169e5b/FLAGa3fa5589c [2019-11-16 21:55:19,931 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:55:19,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2019-11-16 21:55:20,108 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551c72eb8/f78e68a8b5034d5986ff98ff90169e5b/FLAGa3fa5589c [2019-11-16 21:55:20,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/551c72eb8/f78e68a8b5034d5986ff98ff90169e5b [2019-11-16 21:55:20,160 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:55:20,168 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:55:20,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:55:20,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:55:20,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:55:20,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:55:20" (1/1) ... [2019-11-16 21:55:20,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74bdfc33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:20, skipping insertion in model container [2019-11-16 21:55:20,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:55:20" (1/1) ... [2019-11-16 21:55:20,221 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:55:20,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:55:34,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:55:36,608 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:55:39,053 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:55:42,285 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:55:42,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42 WrapperNode [2019-11-16 21:55:42,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:55:42,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:55:42,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:55:42,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:55:42,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:55:42,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:55:52,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:55:52,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:55:52,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:55:52,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:55:52,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:55:52,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:55:54,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:55:54,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:56:07,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:56:08,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:56:10,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:55:42" (1/1) ... [2019-11-16 21:56:12,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:56:12,035 INFO L168 Benchmark]: Toolchain (without parser) took 51866.92 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 906.1 MB). Free memory was 933.0 MB in the beginning and 915.6 MB in the end (delta: 17.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 12.5 GB. [2019-11-16 21:56:12,038 INFO L168 Benchmark]: CDTParser took 1.57 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. [2019-11-16 21:56:12,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 22115.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 621.8 MB in the end (delta: 311.2 MB). Peak memory consumption was 352.9 MB. Max. memory is 12.5 GB. [2019-11-16 21:56:12,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 10123.62 ms. Allocated memory is still 1.0 GB. Free memory was 621.8 MB in the beginning and 354.4 MB in the end (delta: 267.4 MB). Peak memory consumption was 391.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:56:12,057 INFO L168 Benchmark]: Boogie Preprocessor took 19607.53 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 906.1 MB). Free memory was 354.4 MB in the beginning and 915.6 MB in the end (delta: -561.2 MB). Peak memory consumption was 447.3 MB. Max. memory is 12.5 GB. [2019-11-16 21:56:12,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 22115.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 621.8 MB in the end (delta: 311.2 MB). Peak memory consumption was 352.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 10123.62 ms. Allocated memory is still 1.0 GB. Free memory was 621.8 MB in the beginning and 354.4 MB in the end (delta: 267.4 MB). Peak memory consumption was 391.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 19607.53 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 906.1 MB). Free memory was 354.4 MB in the beginning and 915.6 MB in the end (delta: -561.2 MB). Peak memory consumption was 447.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...