./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/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 fb5d0b556189a2d596f10626713a77859a5b9eaa ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:14:13,843 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:14:13,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:14:13,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:14:13,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:14:13,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:14:13,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:14:13,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:14:13,866 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:14:13,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:14:13,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:14:13,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:14:13,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:14:13,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:14:13,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:14:13,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:14:13,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:14:13,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:14:13,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:14:13,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:14:13,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:14:13,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:14:13,889 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:14:13,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:14:13,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:14:13,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:14:13,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:14:13,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:14:13,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:14:13,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:14:13,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:14:13,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:14:13,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:14:13,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:14:13,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:14:13,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:14:13,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:14:13,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:14:13,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:14:13,904 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:14:13,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:14:13,905 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-10-22 10:14:13,920 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:14:13,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:14:13,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:14:13,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:14:13,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:14:13,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:14:13,922 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:14:13,922 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:14:13,922 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:14:13,923 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:14:13,923 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:14:13,923 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:14:13,923 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:14:13,923 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:14:13,924 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:14:13,924 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:14:13,924 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:14:13,924 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:14:13,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:14:13,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:14:13,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:14:13,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:14:13,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:14:13,925 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:14:13,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:14:13,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:14:13,926 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 10:14:13,926 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/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 -> fb5d0b556189a2d596f10626713a77859a5b9eaa [2019-10-22 10:14:13,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:14:13,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:14:13,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:14:13,980 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:14:13,980 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:14:13,981 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-10-22 10:14:14,036 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/data/6828244f1/e31802292b7f49e8a09dcc8a44de402a/FLAG48a23f6c4 [2019-10-22 10:14:15,126 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:14:15,127 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-10-22 10:14:15,220 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/data/6828244f1/e31802292b7f49e8a09dcc8a44de402a/FLAG48a23f6c4 [2019-10-22 10:14:15,321 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0eef2bfe-0717-4845-9824-dc8c835b7470/bin/ukojak/data/6828244f1/e31802292b7f49e8a09dcc8a44de402a [2019-10-22 10:14:15,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:14:15,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:14:15,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:15,330 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:14:15,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:14:15,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:15" (1/1) ... [2019-10-22 10:14:15,338 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561bc228 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:15, skipping insertion in model container [2019-10-22 10:14:15,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:14:15" (1/1) ... [2019-10-22 10:14:15,348 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:14:15,701 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:14:18,079 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2019-10-22 10:14:18,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c513ccd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:14:18, skipping insertion in model container [2019-10-22 10:14:18,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:14:18,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-10-22 10:14:18,083 INFO L168 Benchmark]: Toolchain (without parser) took 2756.07 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 228.6 MB). Free memory was 896.3 MB in the beginning and 1.1 GB in the end (delta: -238.2 MB). Peak memory consumption was 181.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:18,084 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:14:18,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2752.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 228.6 MB). Free memory was 896.3 MB in the beginning and 1.1 GB in the end (delta: -238.2 MB). Peak memory consumption was 181.5 MB. Max. memory is 11.5 GB. [2019-10-22 10:14:18,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2752.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 228.6 MB). Free memory was 896.3 MB in the beginning and 1.1 GB in the end (delta: -238.2 MB). Peak memory consumption was 181.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9317]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: __iwl_err RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...