./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--b43legacy--b43legacy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl --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 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:23:23,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:23:23,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:23:23,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:23:23,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:23:23,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:23:23,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:23:23,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:23:23,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:23:23,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:23:23,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:23:23,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:23:23,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:23:23,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:23:23,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:23:23,584 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:23:23,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:23:23,587 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:23:23,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:23:23,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:23:23,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:23:23,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:23:23,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:23:23,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:23:23,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:23:23,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:23:23,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:23:23,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:23:23,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:23:23,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:23:23,618 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:23:23,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:23:23,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:23:23,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:23:23,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:23:23,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:23:23,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:23:23,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:23:23,638 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:23:23,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:23:23,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:23:23,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:23:23,686 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:23:23,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:23:23,687 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:23:23,687 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:23:23,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:23:23,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:23:23,688 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:23:23,688 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:23:23,689 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:23:23,689 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:23:23,689 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:23:23,689 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:23:23,690 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:23:23,690 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:23:23,690 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:23:23,690 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:23:23,691 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:23:23,691 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:23:23,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:23:23,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:23:23,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:23:23,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:23:23,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:23:23,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:23:23,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:23:23,693 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:23:23,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:23:23,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:23:23,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:23:23,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:23:23,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:23:23,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:23:23,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:23:23,695 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:23:23,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:23:23,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:23:23,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:23:23,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:23:23,697 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_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2021-11-23 17:23:23,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:23:23,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:23:23,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:23:23,990 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:23:23,992 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:23:23,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-23 17:23:24,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/0144c660f/c6b47de573754355968eb0753af06a95/FLAG87b828b1c [2021-11-23 17:23:25,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:23:25,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-23 17:23:25,658 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/0144c660f/c6b47de573754355968eb0753af06a95/FLAG87b828b1c [2021-11-23 17:23:25,992 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/0144c660f/c6b47de573754355968eb0753af06a95 [2021-11-23 17:23:25,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:23:25,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:23:26,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:26,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:23:26,020 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:23:26,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:25" (1/1) ... [2021-11-23 17:23:26,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6814bf9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:26, skipping insertion in model container [2021-11-23 17:23:26,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:25" (1/1) ... [2021-11-23 17:23:26,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:23:26,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:23:32,001 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-23 17:23:32,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@117b3637 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:32, skipping insertion in model container [2021-11-23 17:23:32,002 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:32,003 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:23:32,005 INFO L158 Benchmark]: Toolchain (without parser) took 6007.35ms. Allocated memory was 163.6MB in the beginning and 251.7MB in the end (delta: 88.1MB). Free memory was 116.7MB in the beginning and 99.5MB in the end (delta: 17.2MB). Peak memory consumption was 106.7MB. Max. memory is 16.1GB. [2021-11-23 17:23:32,006 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:23:32,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5987.04ms. Allocated memory was 163.6MB in the beginning and 251.7MB in the end (delta: 88.1MB). Free memory was 122.6MB in the beginning and 99.5MB in the end (delta: 23.0MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. [2021-11-23 17:23:32,009 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5987.04ms. Allocated memory was 163.6MB in the beginning and 251.7MB in the end (delta: 88.1MB). Free memory was 122.6MB in the beginning and 99.5MB in the end (delta: 23.0MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10452]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl --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 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:23:34,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:23:34,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:23:34,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:23:34,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:23:34,644 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:23:34,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:23:34,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:23:34,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:23:34,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:23:34,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:23:34,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:23:34,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:23:34,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:23:34,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:23:34,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:23:34,666 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:23:34,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:23:34,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:23:34,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:23:34,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:23:34,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:23:34,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:23:34,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:23:34,711 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:23:34,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:23:34,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:23:34,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:23:34,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:23:34,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:23:34,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:23:34,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:23:34,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:23:34,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:23:34,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:23:34,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:23:34,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:23:34,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:23:34,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:23:34,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:23:34,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:23:34,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:23:34,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:23:34,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:23:34,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:23:34,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:23:34,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:23:34,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:23:34,814 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:23:34,814 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:23:34,814 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:23:34,815 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:23:34,816 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:23:34,816 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:23:34,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:23:34,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:23:34,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:23:34,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:23:34,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:23:34,820 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:23:34,820 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:23:34,820 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:23:34,821 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:23:34,821 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:23:34,821 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:23:34,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:23:34,822 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:23:34,822 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:23:34,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:23:34,822 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:23:34,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:23:34,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:23:34,823 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:23:34,823 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:23:34,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:23:34,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:23:34,824 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:23:34,825 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_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60860c26e7a4264c6df7c7a6329764388fe82d77dea7aa4c496338d49d9cdcc8 [2021-11-23 17:23:35,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:23:35,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:23:35,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:23:35,334 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:23:35,335 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:23:35,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-23 17:23:35,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/699318d5c/157cb1b7a23342a6b658dd90de9f5d91/FLAG42c330721 [2021-11-23 17:23:37,030 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:23:37,036 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2021-11-23 17:23:37,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/699318d5c/157cb1b7a23342a6b658dd90de9f5d91/FLAG42c330721 [2021-11-23 17:23:37,453 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d53095a-f2cb-455d-850a-6ea261ecc592/bin/utaipan-fb15Y9Yzbl/data/699318d5c/157cb1b7a23342a6b658dd90de9f5d91 [2021-11-23 17:23:37,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:23:37,457 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:23:37,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:37,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:23:37,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:23:37,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:37" (1/1) ... [2021-11-23 17:23:37,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16dc4d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:37, skipping insertion in model container [2021-11-23 17:23:37,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:23:37" (1/1) ... [2021-11-23 17:23:37,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:23:37,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:23:43,766 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-11-23 17:23:43,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24b6a13a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:23:43, skipping insertion in model container [2021-11-23 17:23:43,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:23:43,771 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 17:23:43,774 INFO L158 Benchmark]: Toolchain (without parser) took 6315.14ms. Allocated memory was 73.4MB in the beginning and 211.8MB in the end (delta: 138.4MB). Free memory was 31.1MB in the beginning and 124.8MB in the end (delta: -93.7MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2021-11-23 17:23:43,776 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:23:43,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6311.57ms. Allocated memory was 73.4MB in the beginning and 211.8MB in the end (delta: 138.4MB). Free memory was 30.9MB in the beginning and 124.8MB in the end (delta: -93.9MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2021-11-23 17:23:43,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory was 33.4MB in the beginning and 33.3MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6311.57ms. Allocated memory was 73.4MB in the beginning and 211.8MB in the end (delta: 138.4MB). Free memory was 30.9MB in the beginning and 124.8MB in the end (delta: -93.9MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10452]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: b43legacywarn RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN