./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/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/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/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 b227c414cd234becf4623980eb54ee157d65fdd6 ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 02:45:33,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:45:33,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:45:33,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:45:33,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:45:33,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:45:33,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:45:33,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:45:33,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:45:33,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:45:33,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:45:33,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:45:33,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:45:33,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:45:33,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:45:33,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:45:33,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:45:33,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:45:33,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:45:33,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:45:33,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:45:33,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:45:33,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:45:33,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:45:33,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:45:33,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:45:33,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:45:33,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:45:33,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:45:33,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:45:33,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:45:33,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:45:33,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:45:33,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:45:33,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:45:33,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:45:33,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:45:33,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:45:33,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:45:33,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:45:33,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:45:33,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 02:45:33,655 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:45:33,656 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:45:33,657 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:45:33,657 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:45:33,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:45:33,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:45:33,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:45:33,659 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:45:33,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:45:33,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:45:33,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:45:33,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:45:33,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:45:33,661 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:45:33,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:45:33,661 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:45:33,661 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:45:33,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:45:33,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:45:33,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:45:33,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:45:33,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:45:33,662 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:45:33,663 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:45:33,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:45:33,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:45:33,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 02:45:33,663 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/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/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 -> b227c414cd234becf4623980eb54ee157d65fdd6 [2019-11-20 02:45:33,830 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:45:33,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:45:33,847 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:45:33,849 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:45:33,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:45:33,850 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-11-20 02:45:33,908 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/data/03a2d77c0/982d2e9d51934a458523816195bccaa5/FLAGb1f3763a8 [2019-11-20 02:45:34,961 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:45:34,962 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2019-11-20 02:45:35,044 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/data/03a2d77c0/982d2e9d51934a458523816195bccaa5/FLAGb1f3763a8 [2019-11-20 02:45:35,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3cf80e03-2743-4b80-9b08-1b1a8f94cbbe/bin/ukojak/data/03a2d77c0/982d2e9d51934a458523816195bccaa5 [2019-11-20 02:45:35,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:45:35,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:45:35,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:45:35,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:45:35,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:45:35,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:45:35" (1/1) ... [2019-11-20 02:45:35,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614aa606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:45:35, skipping insertion in model container [2019-11-20 02:45:35,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:45:35" (1/1) ... [2019-11-20 02:45:35,271 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:45:35,634 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:45:37,777 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2019-11-20 02:45:37,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33a25950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:45:37, skipping insertion in model container [2019-11-20 02:45:37,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:45:37,779 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 02:45:37,781 INFO L168 Benchmark]: Toolchain (without parser) took 2531.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 900.3 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 181.2 MB. Max. memory is 11.5 GB. [2019-11-20 02:45:37,781 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:45:37,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2526.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 900.3 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 181.2 MB. Max. memory is 11.5 GB. [2019-11-20 02:45:37,784 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2526.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.2 MB). Free memory was 900.3 MB in the beginning and 1.1 GB in the end (delta: -184.3 MB). Peak memory consumption was 181.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9310]: 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...