./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-net-wireless-b43legacy-b43legacy_true-unreach-call.cil.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-net-wireless-b43legacy-b43legacy_true-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 375b1d4bd38eac373bcc00848513c9a5c0ffb4c4 ............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:01:33,798 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:01:33,799 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:01:33,806 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:01:33,806 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:01:33,807 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:01:33,807 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:01:33,809 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:01:33,810 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:01:33,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:01:33,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:01:33,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:01:33,812 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:01:33,812 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:01:33,813 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:01:33,813 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:01:33,814 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:01:33,815 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:01:33,816 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:01:33,818 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:01:33,818 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:01:33,819 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:01:33,821 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:01:33,821 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:01:33,822 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:01:33,822 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:01:33,823 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:01:33,823 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:01:33,824 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:01:33,824 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:01:33,824 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:01:33,825 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:01:33,825 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:01:33,825 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:01:33,825 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:01:33,826 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:01:33,826 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-11-10 06:01:33,833 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:01:33,833 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:01:33,834 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:01:33,834 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:01:33,835 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:01:33,835 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:01:33,835 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:01:33,835 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:01:33,835 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:01:33,835 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:01:33,835 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:01:33,836 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:01:33,836 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:01:33,836 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:01:33,836 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:01:33,836 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:01:33,836 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:01:33,836 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:01:33,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:01:33,837 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:01:33,837 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:01:33,837 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:01:33,837 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:01:33,839 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:01:33,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:01:33,839 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 06:01:33,840 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak 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 -> Kojak 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 -> 375b1d4bd38eac373bcc00848513c9a5c0ffb4c4 [2018-11-10 06:01:33,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:01:33,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:01:33,876 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:01:33,877 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:01:33,877 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:01:33,878 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-net-wireless-b43legacy-b43legacy_true-unreach-call.cil.c [2018-11-10 06:01:33,924 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/data/9733565a9/9e3f5398963a46129061a73f6247f246/FLAGa63dcec3f [2018-11-10 06:01:34,691 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:01:34,692 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/sv-benchmarks/c/ldv-challenges/linux-3.14__complex_emg__linux-kernel-locking-mutex__drivers-net-wireless-b43legacy-b43legacy_true-unreach-call.cil.c [2018-11-10 06:01:34,749 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/data/9733565a9/9e3f5398963a46129061a73f6247f246/FLAGa63dcec3f [2018-11-10 06:01:34,761 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ff8ca07-a0e9-4fda-96bf-fca80ac6814e/bin-2019/ukojak/data/9733565a9/9e3f5398963a46129061a73f6247f246 [2018-11-10 06:01:34,764 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:01:34,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:01:34,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:01:34,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:01:34,769 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:01:34,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:01:34" (1/1) ... [2018-11-10 06:01:34,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fca48e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:01:34, skipping insertion in model container [2018-11-10 06:01:34,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:01:34" (1/1) ... [2018-11-10 06:01:34,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:01:34,996 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:01:38,175 WARN L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2018-11-10 06:01:38,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@89b3def and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:01:38, skipping insertion in model container [2018-11-10 06:01:38,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:01:38,177 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-10 06:01:38,177 INFO L168 Benchmark]: Toolchain (without parser) took 3413.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 920.4 MB in the beginning and 895.4 MB in the end (delta: 25.0 MB). Peak memory consumption was 246.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:01:38,179 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:01:38,180 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3410.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 920.4 MB in the beginning and 895.4 MB in the end (delta: 25.0 MB). Peak memory consumption was 246.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:01:38,182 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3410.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 171.4 MB). Free memory was 920.4 MB in the beginning and 895.4 MB in the end (delta: 25.0 MB). Peak memory consumption was 246.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9942]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...