./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--cx18--cx18.ko-entry_point_true-unreach-call.cil.out.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_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--cx18--cx18.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer --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 e8fc0e5da56925a1256b3599a819e7647b4a7278 ............................................................................................................................. 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 00:10:29,599 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 00:10:29,601 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 00:10:29,607 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 00:10:29,608 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 00:10:29,608 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 00:10:29,609 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 00:10:29,611 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 00:10:29,612 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 00:10:29,612 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 00:10:29,613 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 00:10:29,613 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 00:10:29,614 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 00:10:29,615 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 00:10:29,615 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 00:10:29,616 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 00:10:29,616 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 00:10:29,618 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 00:10:29,619 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 00:10:29,620 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 00:10:29,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 00:10:29,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 00:10:29,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 00:10:29,623 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 00:10:29,624 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 00:10:29,624 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 00:10:29,625 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 00:10:29,625 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 00:10:29,626 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 00:10:29,627 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 00:10:29,627 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 00:10:29,627 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 00:10:29,627 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 00:10:29,628 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 00:10:29,628 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 00:10:29,629 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 00:10:29,629 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-10 00:10:29,639 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 00:10:29,639 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 00:10:29,640 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 00:10:29,640 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 00:10:29,640 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 00:10:29,641 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 00:10:29,641 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 00:10:29,641 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 00:10:29,641 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 00:10:29,641 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 00:10:29,641 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 00:10:29,641 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 00:10:29,642 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 00:10:29,642 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 00:10:29,642 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 00:10:29,642 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 00:10:29,642 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 00:10:29,642 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 00:10:29,643 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 00:10:29,643 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 00:10:29,643 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 00:10:29,643 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 00:10:29,643 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 00:10:29,643 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 00:10:29,643 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 00:10:29,644 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 00:10:29,644 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-10 00:10:29,644 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_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer 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 -> e8fc0e5da56925a1256b3599a819e7647b4a7278 [2018-11-10 00:10:29,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 00:10:29,672 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 00:10:29,675 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 00:10:29,676 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 00:10:29,676 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 00:10:29,676 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--cx18--cx18.ko-entry_point_true-unreach-call.cil.out.c [2018-11-10 00:10:29,716 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/data/f79ca2c99/f505d05c68394aa3bf9e3898c2a97c9b/FLAG7e5cb1547 [2018-11-10 00:10:30,465 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 00:10:30,466 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--media--pci--cx18--cx18.ko-entry_point_true-unreach-call.cil.out.c [2018-11-10 00:10:30,527 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/data/f79ca2c99/f505d05c68394aa3bf9e3898c2a97c9b/FLAG7e5cb1547 [2018-11-10 00:10:30,539 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f868dcf5-8192-4c11-be47-a7baddf6693f/bin-2019/uautomizer/data/f79ca2c99/f505d05c68394aa3bf9e3898c2a97c9b [2018-11-10 00:10:30,542 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 00:10:30,543 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 00:10:30,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 00:10:30,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 00:10:30,548 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 00:10:30,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:10:30" (1/1) ... [2018-11-10 00:10:30,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e470ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:30, skipping insertion in model container [2018-11-10 00:10:30,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:10:30" (1/1) ... [2018-11-10 00:10:30,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 00:10:30,774 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 00:10:31,097 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4581] [2018-11-10 00:10:33,546 WARN L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: cx18_vapi [2018-11-10 00:10:33,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ab89f2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:10:33, skipping insertion in model container [2018-11-10 00:10:33,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 00:10:33,547 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-10 00:10:33,548 INFO L168 Benchmark]: Toolchain (without parser) took 3005.05 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 323.0 MB). Free memory was 922.4 MB in the beginning and 966.2 MB in the end (delta: -43.8 MB). Peak memory consumption was 323.2 MB. Max. memory is 11.5 GB. [2018-11-10 00:10:33,551 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 00:10:33,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3002.59 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 323.0 MB). Free memory was 922.4 MB in the beginning and 966.2 MB in the end (delta: -43.8 MB). Peak memory consumption was 323.2 MB. Max. memory is 11.5 GB. [2018-11-10 00:10:33,554 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3002.59 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 323.0 MB). Free memory was 922.4 MB in the beginning and 966.2 MB in the end (delta: -43.8 MB). Peak memory consumption was 323.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11004]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: cx18_vapi RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...