./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-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b ....................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b ................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:25:02,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:25:02,546 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:25:02,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:25:02,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:25:02,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:25:02,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:25:02,584 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:25:02,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:25:02,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:25:02,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:25:02,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:25:02,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:25:02,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:25:02,595 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:25:02,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:25:02,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:25:02,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:25:02,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:25:02,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:25:02,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:25:02,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:25:02,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:25:02,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:25:02,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:25:02,615 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:25:02,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:25:02,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:25:02,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:25:02,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:25:02,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:25:02,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:25:02,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:25:02,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:25:02,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:25:02,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:25:02,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:25:02,626 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:25:02,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:25:02,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:25:02,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:25:02,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 05:25:02,655 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:25:02,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:25:02,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:25:02,657 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:25:02,657 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:25:02,657 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:25:02,657 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:25:02,657 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:25:02,658 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:25:02,658 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:25:02,658 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:25:02,658 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:25:02,659 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:25:02,659 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:25:02,659 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:25:02,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:25:02,660 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:25:02,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:25:02,662 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:25:02,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:25:02,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:25:02,662 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:25:02,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:25:02,663 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:25:02,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:25:02,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:25:02,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:25:02,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:25:02,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:25:02,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:25:02,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:25:02,667 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:25:02,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:25:02,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:25:02,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:25:02,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:25:02,669 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2021-10-29 05:25:02,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:25:02,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:25:02,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:25:02,992 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:25:02,993 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:25:02,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-29 05:25:03,061 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/1120a006d/39d7fe5b6fba4db0883b07de67287850/FLAG331d32e8c [2021-10-29 05:25:04,426 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:25:04,426 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-29 05:25:04,570 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/1120a006d/39d7fe5b6fba4db0883b07de67287850/FLAG331d32e8c [2021-10-29 05:25:04,890 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/1120a006d/39d7fe5b6fba4db0883b07de67287850 [2021-10-29 05:25:04,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:25:04,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:25:04,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:04,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:25:04,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:25:04,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:04" (1/1) ... [2021-10-29 05:25:04,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23331674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:04, skipping insertion in model container [2021-10-29 05:25:04,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:04" (1/1) ... [2021-10-29 05:25:04,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:25:05,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:25:07,698 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-29 05:25:07,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59f0739b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:07, skipping insertion in model container [2021-10-29 05:25:07,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:07,701 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:25:07,705 INFO L168 Benchmark]: Toolchain (without parser) took 2808.95 ms. Allocated memory was 107.0 MB in the beginning and 148.9 MB in the end (delta: 41.9 MB). Free memory was 48.5 MB in the beginning and 64.4 MB in the end (delta: -16.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:07,707 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 58.3 MB in the beginning and 58.2 MB in the end (delta: 31.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:25:07,709 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2805.90 ms. Allocated memory was 107.0 MB in the beginning and 148.9 MB in the end (delta: 41.9 MB). Free memory was 48.0 MB in the beginning and 64.4 MB in the end (delta: -16.4 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:07,711 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 88.1 MB. Free memory was 58.3 MB in the beginning and 58.2 MB in the end (delta: 31.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2805.90 ms. Allocated memory was 107.0 MB in the beginning and 148.9 MB in the end (delta: 41.9 MB). Free memory was 48.0 MB in the beginning and 64.4 MB in the end (delta: -16.4 MB). Peak memory consumption was 31.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:25:10,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:25:10,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:25:10,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:25:10,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:25:10,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:25:10,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:25:10,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:25:10,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:25:10,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:25:10,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:25:10,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:25:10,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:25:10,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:25:10,207 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:25:10,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:25:10,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:25:10,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:25:10,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:25:10,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:25:10,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:25:10,219 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:25:10,221 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:25:10,222 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:25:10,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:25:10,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:25:10,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:25:10,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:25:10,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:25:10,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:25:10,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:25:10,232 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:25:10,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:25:10,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:25:10,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:25:10,236 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:25:10,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:25:10,237 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:25:10,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:25:10,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:25:10,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:25:10,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 05:25:10,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:25:10,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:25:10,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:25:10,295 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:25:10,296 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:25:10,296 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:25:10,296 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:25:10,296 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:25:10,297 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:25:10,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:25:10,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:25:10,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:25:10,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:25:10,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:25:10,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:25:10,300 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:25:10,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:25:10,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:25:10,301 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:25:10,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:25:10,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:25:10,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:25:10,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:25:10,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:25:10,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:25:10,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:25:10,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:25:10,303 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:25:10,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:25:10,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:25:10,305 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:25:10,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:25:10,305 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e06ca16e57ed47e87628f9c3ff5868638982dfb13ab833e985f662cf1318c3b [2021-10-29 05:25:10,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:25:10,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:25:10,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:25:10,757 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:25:10,758 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:25:10,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-29 05:25:10,841 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/187b4c7b3/b216eb756aeb4e848730594dfed4757f/FLAG1475cc1bb [2021-10-29 05:25:12,476 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:25:12,477 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--iwlwifi--iwlwifi.ko-entry_point.cil.out.i [2021-10-29 05:25:12,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/187b4c7b3/b216eb756aeb4e848730594dfed4757f/FLAG1475cc1bb [2021-10-29 05:25:12,789 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98e981a6-f010-4dd0-bfdf-035de28ef1b1/bin/utaipan-SDwSMHVbGG/data/187b4c7b3/b216eb756aeb4e848730594dfed4757f [2021-10-29 05:25:12,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:25:12,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:25:12,796 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:12,796 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:25:12,800 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:25:12,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:12" (1/1) ... [2021-10-29 05:25:12,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ddf9132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:12, skipping insertion in model container [2021-10-29 05:25:12,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:25:12" (1/1) ... [2021-10-29 05:25:12,811 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:25:13,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:25:15,889 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: __iwl_err [2021-10-29 05:25:15,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ce3cf63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:25:15, skipping insertion in model container [2021-10-29 05:25:15,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:25:15,891 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:25:15,893 INFO L168 Benchmark]: Toolchain (without parser) took 3098.21 ms. Allocated memory was 111.1 MB in the beginning and 138.4 MB in the end (delta: 27.3 MB). Free memory was 70.8 MB in the beginning and 51.8 MB in the end (delta: 19.0 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:15,894 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 67.1 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:25:15,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3094.44 ms. Allocated memory was 111.1 MB in the beginning and 138.4 MB in the end (delta: 27.3 MB). Free memory was 70.8 MB in the beginning and 51.8 MB in the end (delta: 19.0 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:25:15,897 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 67.1 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3094.44 ms. Allocated memory was 111.1 MB in the beginning and 138.4 MB in the end (delta: 27.3 MB). Free memory was 70.8 MB in the beginning and 51.8 MB in the end (delta: 19.0 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9338]: 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...