./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko_false-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_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko_false-unreach-call.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/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 5571116e8aae7b36d12ad22bf1adb084c413fb11 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:20:49,962 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:20:49,964 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:20:49,975 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:20:49,975 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:20:49,976 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:20:49,977 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:20:49,979 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:20:49,981 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:20:49,982 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:20:49,983 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:20:49,983 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:20:49,984 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:20:49,985 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:20:49,987 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:20:49,988 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:20:49,988 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:20:49,990 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:20:49,992 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:20:49,994 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:20:49,995 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:20:49,996 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:20:49,998 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:20:49,999 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:20:49,999 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:20:50,000 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:20:50,000 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:20:50,001 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:20:50,002 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:20:50,004 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:20:50,004 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:20:50,005 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:20:50,005 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:20:50,005 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:20:50,007 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:20:50,008 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:20:50,008 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2018-10-26 21:20:50,029 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:20:50,029 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:20:50,030 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:20:50,034 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:20:50,034 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:20:50,035 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:20:50,035 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:20:50,035 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:20:50,035 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:20:50,035 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:20:50,035 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:20:50,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:20:50,036 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:20:50,036 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:20:50,036 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:20:50,036 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:20:50,037 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:20:50,037 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:20:50,037 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:20:50,037 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:20:50,037 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:20:50,037 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:20:50,038 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:20:50,038 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:20:50,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:20:50,041 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 21:20:50,041 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_78288e19-9411-40d5-b0c7-7cff2b6293c3/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 -> 5571116e8aae7b36d12ad22bf1adb084c413fb11 [2018-10-26 21:20:50,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:20:50,105 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:20:50,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:20:50,109 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:20:50,109 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:20:50,110 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko_false-unreach-call.cil.c [2018-10-26 21:20:50,162 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/data/d8c5a847b/22abfd12b64d47659717e345fc8502f9/FLAG3fb05f356 [2018-10-26 21:20:51,100 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:20:51,101 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--intel--i40evf--i40evf.ko_false-unreach-call.cil.c [2018-10-26 21:20:51,177 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/data/d8c5a847b/22abfd12b64d47659717e345fc8502f9/FLAG3fb05f356 [2018-10-26 21:20:51,196 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_78288e19-9411-40d5-b0c7-7cff2b6293c3/bin-2019/ukojak/data/d8c5a847b/22abfd12b64d47659717e345fc8502f9 [2018-10-26 21:20:51,201 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:20:51,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:20:51,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:20:51,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:20:51,206 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:20:51,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:20:51" (1/1) ... [2018-10-26 21:20:51,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b5a0b3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:20:51, skipping insertion in model container [2018-10-26 21:20:51,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:20:51" (1/1) ... [2018-10-26 21:20:51,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:20:51,440 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:21:01,306 WARN L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d [2018-10-26 21:21:01,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10556d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:21:01, skipping insertion in model container [2018-10-26 21:21:01,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:21:01,308 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-10-26 21:21:01,309 INFO L168 Benchmark]: Toolchain (without parser) took 10107.86 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 583.5 MB). Free memory was 932.7 MB in the beginning and 903.8 MB in the end (delta: 28.9 MB). Peak memory consumption was 641.9 MB. Max. memory is 11.5 GB. [2018-10-26 21:21:01,312 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 21:21:01,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10105.27 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 583.5 MB). Free memory was 930.0 MB in the beginning and 903.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 639.3 MB. Max. memory is 11.5 GB. [2018-10-26 21:21:01,317 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 10105.27 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 583.5 MB). Free memory was 930.0 MB in the beginning and 903.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 639.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 21381]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: i40evf_debug_d RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...