./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--b43legacy--b43legacy.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW --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 5e9cc2d50c900be6541c09a2a2d72a55082c0fb007200f27526c9dfe4139396a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:37:00,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:37:00,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:37:00,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:37:00,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:37:00,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:37:00,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:37:00,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:37:00,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:37:00,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:37:00,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:37:00,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:37:00,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:37:00,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:37:00,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:37:00,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:37:00,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:37:00,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:37:00,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:37:00,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:37:00,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:37:00,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:37:00,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:37:00,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:37:00,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:37:00,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:37:00,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:37:00,795 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:37:00,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:37:00,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:37:00,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:37:00,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:37:00,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:37:00,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:37:00,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:37:00,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:37:00,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:37:00,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:37:00,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:37:00,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:37:00,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:37:00,809 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:37:00,851 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:37:00,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:37:00,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:37:00,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:37:00,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:37:00,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:37:00,854 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:37:00,854 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:37:00,854 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:37:00,855 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:37:00,856 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:37:00,856 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:37:00,856 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:37:00,857 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:37:00,857 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:37:00,857 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:37:00,857 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:37:00,858 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:37:00,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:37:00,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:37:00,859 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:37:00,859 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:37:00,860 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:37:00,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:37:00,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:37:00,860 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:37:00,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:37:00,861 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:37:00,861 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:37:00,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:37:00,862 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:37:00,862 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:37:00,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:37:00,863 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:37:00,863 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:37:00,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:37:00,864 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:37:00,864 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:37:00,889 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e9cc2d50c900be6541c09a2a2d72a55082c0fb007200f27526c9dfe4139396a [2022-11-23 14:37:01,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:37:01,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:37:01,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:37:01,193 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:37:01,194 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:37:01,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-23 14:37:04,287 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:37:05,449 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:37:05,450 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-23 14:37:05,561 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data/8571678d7/95ea4149b77f486f81354f0d7cc233c3/FLAG849360e89 [2022-11-23 14:37:05,578 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data/8571678d7/95ea4149b77f486f81354f0d7cc233c3 [2022-11-23 14:37:05,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:37:05,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:37:05,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:37:05,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:37:05,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:37:05,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:05" (1/1) ... [2022-11-23 14:37:05,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5cff71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:05, skipping insertion in model container [2022-11-23 14:37:05,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:05" (1/1) ... [2022-11-23 14:37:05,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:37:05,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:37:09,806 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2022-11-23 14:37:09,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7aa3a435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:09, skipping insertion in model container [2022-11-23 14:37:09,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:37:09,808 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:37:09,810 INFO L158 Benchmark]: Toolchain (without parser) took 4226.23ms. Allocated memory was 186.6MB in the beginning and 230.7MB in the end (delta: 44.0MB). Free memory was 124.2MB in the beginning and 153.1MB in the end (delta: -28.9MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2022-11-23 14:37:09,811 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:37:09,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4221.70ms. Allocated memory was 186.6MB in the beginning and 230.7MB in the end (delta: 44.0MB). Free memory was 124.2MB in the beginning and 153.1MB in the end (delta: -28.9MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2022-11-23 14:37:09,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4221.70ms. Allocated memory was 186.6MB in the beginning and 230.7MB in the end (delta: 44.0MB). Free memory was 124.2MB in the beginning and 153.1MB in the end (delta: -28.9MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10415]: 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW --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 5e9cc2d50c900be6541c09a2a2d72a55082c0fb007200f27526c9dfe4139396a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:37:12,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:37:12,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:37:12,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:37:12,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:37:12,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:37:12,063 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:37:12,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:37:12,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:37:12,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:37:12,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:37:12,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:37:12,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:37:12,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:37:12,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:37:12,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:37:12,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:37:12,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:37:12,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:37:12,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:37:12,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:37:12,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:37:12,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:37:12,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:37:12,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:37:12,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:37:12,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:37:12,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:37:12,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:37:12,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:37:12,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:37:12,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:37:12,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:37:12,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:37:12,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:37:12,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:37:12,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:37:12,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:37:12,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:37:12,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:37:12,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:37:12,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 14:37:12,143 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:37:12,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:37:12,143 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:37:12,144 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:37:12,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:37:12,144 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:37:12,145 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:37:12,145 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:37:12,145 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:37:12,145 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:37:12,145 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:37:12,146 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:37:12,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:37:12,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:37:12,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:37:12,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:37:12,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:37:12,147 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 14:37:12,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 14:37:12,147 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 14:37:12,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:37:12,148 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:37:12,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:37:12,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:37:12,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 14:37:12,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:37:12,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:37:12,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:37:12,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:37:12,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:37:12,150 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 14:37:12,150 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 14:37:12,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:37:12,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:37:12,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 14:37:12,150 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_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5e9cc2d50c900be6541c09a2a2d72a55082c0fb007200f27526c9dfe4139396a [2022-11-23 14:37:12,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:37:12,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:37:12,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:37:12,526 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:37:12,527 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:37:12,528 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-23 14:37:15,770 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:37:16,845 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:37:16,846 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--b43legacy--b43legacy.ko-entry_point.cil.out.i [2022-11-23 14:37:16,944 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data/1cabb7d97/b5f6373822e64dddb1c37f7607566f7a/FLAGa6c0d9d25 [2022-11-23 14:37:16,967 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11738856-4e38-4472-a038-beaef15d21f8/bin/utaipan-Q6hlc19bkW/data/1cabb7d97/b5f6373822e64dddb1c37f7607566f7a [2022-11-23 14:37:16,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:37:16,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:37:16,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:37:16,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:37:16,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:37:16,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:16" (1/1) ... [2022-11-23 14:37:16,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb84b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:16, skipping insertion in model container [2022-11-23 14:37:16,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:37:16" (1/1) ... [2022-11-23 14:37:16,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:37:17,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:37:22,371 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2022-11-23 14:37:22,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@708566d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:37:22, skipping insertion in model container [2022-11-23 14:37:22,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:37:22,375 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 14:37:22,378 INFO L158 Benchmark]: Toolchain (without parser) took 5405.06ms. Allocated memory was 94.4MB in the beginning and 163.6MB in the end (delta: 69.2MB). Free memory was 50.0MB in the beginning and 100.7MB in the end (delta: -50.7MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2022-11-23 14:37:22,379 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:37:22,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5402.62ms. Allocated memory was 94.4MB in the beginning and 163.6MB in the end (delta: 69.2MB). Free memory was 49.8MB in the beginning and 100.7MB in the end (delta: -50.9MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2022-11-23 14:37:22,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 46.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5402.62ms. Allocated memory was 94.4MB in the beginning and 163.6MB in the end (delta: 69.2MB). Free memory was 49.8MB in the beginning and 100.7MB in the end (delta: -50.9MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 10415]: 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