./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.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 4bcc58d4560e5c79d8bdded2d5f0f5aaf61e1f98 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.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 4bcc58d4560e5c79d8bdded2d5f0f5aaf61e1f98 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:40:44,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:40:44,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:40:44,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:40:44,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:40:44,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:40:44,690 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:40:44,704 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:40:44,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:40:44,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:40:44,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:40:44,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:40:44,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:40:44,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:40:44,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:40:44,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:40:44,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:40:44,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:40:44,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:40:44,743 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:40:44,748 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:40:44,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:40:44,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:40:44,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:40:44,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:40:44,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:40:44,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:40:44,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:40:44,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:40:44,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:40:44,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:40:44,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:40:44,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:40:44,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:40:44,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:40:44,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:40:44,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:40:44,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:40:44,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:40:44,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:40:44,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:40:44,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:40:44,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:40:44,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:40:44,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:40:44,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:40:44,821 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:40:44,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:40:44,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:40:44,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:40:44,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:40:44,824 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:40:44,825 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:40:44,825 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:40:44,825 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:40:44,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:40:44,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:40:44,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:40:44,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:40:44,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:40:44,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:40:44,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:40:44,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:40:44,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:40:44,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:40:44,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:40:44,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:40:44,830 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:40:44,830 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 -> 4bcc58d4560e5c79d8bdded2d5f0f5aaf61e1f98 [2019-11-27 10:40:45,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:40:45,294 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:40:45,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:40:45,302 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:40:45,304 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:40:45,305 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:40:45,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ce8b9e5/861c463d4be047ed8b8f1cf6a5ccd471/FLAGfc40d9cdf [2019-11-27 10:40:46,680 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:40:46,682 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:40:46,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ce8b9e5/861c463d4be047ed8b8f1cf6a5ccd471/FLAGfc40d9cdf [2019-11-27 10:40:46,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44ce8b9e5/861c463d4be047ed8b8f1cf6a5ccd471 [2019-11-27 10:40:46,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:40:46,937 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:40:46,943 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:40:46,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:40:46,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:40:46,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:46" (1/1) ... [2019-11-27 10:40:46,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddc4f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:46, skipping insertion in model container [2019-11-27 10:40:46,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:46" (1/1) ... [2019-11-27 10:40:46,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:40:47,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:40:51,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:40:51,576 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:40:52,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:40:53,412 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:40:53,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53 WrapperNode [2019-11-27 10:40:53,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:40:53,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:40:53,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:40:53,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:40:53,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:53,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:40:54,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:40:54,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:40:54,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:40:54,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,447 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:53" (1/1) ... [2019-11-27 10:40:54,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:40:54,695 INFO L168 Benchmark]: Toolchain (without parser) took 7754.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 720.5 MB in the end (delta: 231.2 MB). Peak memory consumption was 231.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:54,697 INFO L168 Benchmark]: CDTParser took 1.29 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 10:40:54,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6470.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 838.9 MB in the end (delta: 112.8 MB). Peak memory consumption was 271.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:54,702 INFO L168 Benchmark]: Boogie Procedure Inliner took 620.86 ms. Allocated memory is still 1.0 GB. Free memory was 838.9 MB in the beginning and 779.0 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:54,708 INFO L168 Benchmark]: Boogie Preprocessor took 653.58 ms. Allocated memory is still 1.0 GB. Free memory was 779.0 MB in the beginning and 720.5 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:40:54,711 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 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 6470.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 838.9 MB in the end (delta: 112.8 MB). Peak memory consumption was 271.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 620.86 ms. Allocated memory is still 1.0 GB. Free memory was 838.9 MB in the beginning and 779.0 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 653.58 ms. Allocated memory is still 1.0 GB. Free memory was 779.0 MB in the beginning and 720.5 MB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 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-da95e15 [2019-11-27 10:40:57,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:40:57,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:40:57,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:40:57,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:40:57,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:40:57,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:40:57,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:40:57,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:40:57,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:40:57,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:40:57,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:40:57,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:40:57,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:40:57,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:40:57,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:40:57,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:40:57,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:40:57,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:40:57,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:40:57,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:40:57,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:40:57,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:40:57,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:40:57,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:40:57,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:40:57,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:40:57,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:40:57,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:40:57,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:40:57,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:40:57,547 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:40:57,548 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:40:57,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:40:57,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:40:57,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:40:57,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:40:57,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:40:57,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:40:57,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:40:57,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:40:57,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:40:57,601 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:40:57,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:40:57,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:40:57,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:40:57,607 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:40:57,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:40:57,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:40:57,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:40:57,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:40:57,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:40:57,609 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:40:57,612 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:40:57,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:40:57,612 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:40:57,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:40:57,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:40:57,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:40:57,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:40:57,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:40:57,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:40:57,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:40:57,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:40:57,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:40:57,618 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:40:57,618 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:40:57,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:40:57,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:40:57,620 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:40:57,620 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 -> 4bcc58d4560e5c79d8bdded2d5f0f5aaf61e1f98 [2019-11-27 10:40:57,996 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:40:58,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:40:58,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:40:58,037 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:40:58,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:40:58,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:40:58,142 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/485a2dced/29ee64792af1433a85c48909eb917461/FLAG23330336a [2019-11-27 10:40:59,389 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:40:59,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-11-27 10:40:59,479 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/485a2dced/29ee64792af1433a85c48909eb917461/FLAG23330336a [2019-11-27 10:40:59,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/485a2dced/29ee64792af1433a85c48909eb917461 [2019-11-27 10:40:59,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:40:59,677 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:40:59,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:40:59,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:40:59,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:40:59,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:59" (1/1) ... [2019-11-27 10:40:59,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3583921e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:40:59, skipping insertion in model container [2019-11-27 10:40:59,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:40:59" (1/1) ... [2019-11-27 10:40:59,709 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:40:59,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:41:04,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:41:04,412 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:41:05,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:41:06,310 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:41:06,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06 WrapperNode [2019-11-27 10:41:06,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:41:06,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:41:06,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:41:06,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:41:06,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:06,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:06,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:41:06,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:41:06,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:41:06,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:41:06,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:06,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:07,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:07,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:07,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:07,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:07,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:06" (1/1) ... [2019-11-27 10:41:07,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:41:07,565 INFO L168 Benchmark]: Toolchain (without parser) took 7883.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 684.7 MB in the end (delta: 264.1 MB). Peak memory consumption was 264.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:07,566 INFO L168 Benchmark]: CDTParser took 0.98 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 10:41:07,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6634.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 809.1 MB in the end (delta: 139.7 MB). Peak memory consumption was 267.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:07,574 INFO L168 Benchmark]: Boogie Procedure Inliner took 596.61 ms. Allocated memory is still 1.0 GB. Free memory was 809.1 MB in the beginning and 751.8 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:07,575 INFO L168 Benchmark]: Boogie Preprocessor took 645.37 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 684.7 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:07,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98 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 6634.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 809.1 MB in the end (delta: 139.7 MB). Peak memory consumption was 267.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 596.61 ms. Allocated memory is still 1.0 GB. Free memory was 809.1 MB in the beginning and 751.8 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 645.37 ms. Allocated memory is still 1.0 GB. Free memory was 751.8 MB in the beginning and 684.7 MB in the end (delta: 67.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...