./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: 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 /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point_true-unreach-call.cil.out.c -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 5ba9984aab77246c87ce7ee5c5045709b3f93173 .......................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-11-28 13:07:16,633 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 13:07:16,635 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 13:07:16,649 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 13:07:16,650 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 13:07:16,651 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 13:07:16,652 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 13:07:16,654 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 13:07:16,656 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 13:07:16,657 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 13:07:16,658 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 13:07:16,659 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 13:07:16,660 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 13:07:16,661 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 13:07:16,662 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 13:07:16,663 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 13:07:16,664 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 13:07:16,667 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 13:07:16,669 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 13:07:16,671 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 13:07:16,672 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 13:07:16,678 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 13:07:16,682 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 13:07:16,683 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 13:07:16,684 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 13:07:16,685 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 13:07:16,688 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 13:07:16,689 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 13:07:16,690 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 13:07:16,695 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 13:07:16,695 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 13:07:16,696 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 13:07:16,696 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 13:07:16,696 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 13:07:16,697 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 13:07:16,701 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 13:07:16,702 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-28 13:07:16,734 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 13:07:16,735 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 13:07:16,736 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 13:07:16,736 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 13:07:16,741 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 13:07:16,742 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 13:07:16,743 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 13:07:16,743 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 13:07:16,743 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 13:07:16,743 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 13:07:16,743 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 13:07:16,744 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 13:07:16,745 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 13:07:16,745 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 13:07:16,745 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 13:07:16,745 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 13:07:16,746 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 13:07:16,746 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 13:07:16,746 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 13:07:16,746 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 13:07:16,746 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 13:07:16,747 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 13:07:16,749 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 13:07:16,750 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 13:07:16,750 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 13:07:16,750 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 13:07:16,750 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 13:07:16,750 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-28 13:07:16,750 INFO L133 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 -> 5ba9984aab77246c87ce7ee5c5045709b3f93173 [2018-11-28 13:07:16,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 13:07:16,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 13:07:16,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 13:07:16,842 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 13:07:16,843 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 13:07:16,843 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point_true-unreach-call.cil.out.c [2018-11-28 13:07:16,904 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/265e7a13b/9ced66c90f4c4886af28b798408c6a58/FLAG987400d12 [2018-11-28 13:07:17,862 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 13:07:17,862 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--r8152.ko-entry_point_true-unreach-call.cil.out.c [2018-11-28 13:07:17,892 FATAL L429 ainManager$Toolchain]: [Toolchain 1]: Exception during parsing: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.parser.CDTParser.decorateTranslationUnits(CDTParser.java:206) at de.uni_freiburg.informatik.ultimate.cdt.parser.CDTParser.parseAST(CDTParser.java:169) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.runParser(ToolchainManager.java:426) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.runParsers(ToolchainManager.java:282) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:142) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-28 13:07:17,895 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/265e7a13b/9ced66c90f4c4886af28b798408c6a58/FLAG987400d12 [2018-11-28 13:07:18,208 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/265e7a13b/9ced66c90f4c4886af28b798408c6a58 The toolchain threw an exception: class java.lang.NullPointerException: null RESULT: An exception occured during the execution of Ultimate: The toolchain threw an exception java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.parser.CDTParser.decorateTranslationUnits(CDTParser.java:206) at de.uni_freiburg.informatik.ultimate.cdt.parser.CDTParser.parseAST(CDTParser.java:169) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.runParser(ToolchainManager.java:426) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.runParsers(ToolchainManager.java:282) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:142) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Received shutdown request...