./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dce40283ee5cf9038ab1ab911516bd9adeecd843 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dce40283ee5cf9038ab1ab911516bd9adeecd843 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 00:47:41,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 00:47:41,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 00:47:41,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 00:47:41,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 00:47:41,669 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 00:47:41,670 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 00:47:41,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 00:47:41,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 00:47:41,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 00:47:41,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 00:47:41,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 00:47:41,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 00:47:41,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 00:47:41,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 00:47:41,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 00:47:41,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 00:47:41,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 00:47:41,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 00:47:41,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 00:47:41,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 00:47:41,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 00:47:41,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 00:47:41,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 00:47:41,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 00:47:41,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 00:47:41,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 00:47:41,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 00:47:41,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 00:47:41,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 00:47:41,715 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 00:47:41,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 00:47:41,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 00:47:41,717 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 00:47:41,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 00:47:41,718 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 00:47:41,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 00:47:41,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 00:47:41,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 00:47:41,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 00:47:41,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 00:47:41,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-27 00:47:41,753 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 00:47:41,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 00:47:41,755 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 00:47:41,755 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 00:47:41,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 00:47:41,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 00:47:41,756 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 00:47:41,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 00:47:41,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 00:47:41,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 00:47:41,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 00:47:41,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 00:47:41,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 00:47:41,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 00:47:41,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 00:47:41,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 00:47:41,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 00:47:41,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 00:47:41,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 00:47:41,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 00:47:41,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 00:47:41,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 00:47:41,766 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 00:47:41,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 00:47:41,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 00:47:41,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 00:47:41,767 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 00:47:41,767 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce40283ee5cf9038ab1ab911516bd9adeecd843 [2021-08-27 00:47:42,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 00:47:42,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 00:47:42,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 00:47:42,017 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 00:47:42,017 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 00:47:42,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:47:42,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9aa819f/611f5dec686249d78cabfa3364fb2ee7/FLAG743b0502e [2021-08-27 00:47:42,959 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 00:47:42,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:47:43,038 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9aa819f/611f5dec686249d78cabfa3364fb2ee7/FLAG743b0502e [2021-08-27 00:47:43,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a9aa819f/611f5dec686249d78cabfa3364fb2ee7 [2021-08-27 00:47:43,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 00:47:43,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 00:47:43,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 00:47:43,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 00:47:43,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 00:47:43,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:47:43" (1/1) ... [2021-08-27 00:47:43,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770011ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:47:43, skipping insertion in model container [2021-08-27 00:47:43,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:47:43" (1/1) ... [2021-08-27 00:47:43,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 00:47:43,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 00:47:46,144 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-08-27 00:47:46,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e996c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:47:46, skipping insertion in model container [2021-08-27 00:47:46,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 00:47:46,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 00:47:46,147 INFO L168 Benchmark]: Toolchain (without parser) took 3047.24 ms. Allocated memory was 67.1 MB in the beginning and 178.3 MB in the end (delta: 111.1 MB). Free memory was 25.8 MB in the beginning and 122.2 MB in the end (delta: -96.4 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. [2021-08-27 00:47:46,147 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 00:47:46,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3044.39 ms. Allocated memory was 67.1 MB in the beginning and 178.3 MB in the end (delta: 111.1 MB). Free memory was 25.7 MB in the beginning and 122.2 MB in the end (delta: -96.5 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. [2021-08-27 00:47:46,149 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 52.4 MB. Free memory was 34.4 MB in the beginning and 34.3 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3044.39 ms. Allocated memory was 67.1 MB in the beginning and 178.3 MB in the end (delta: 111.1 MB). Free memory was 25.7 MB in the beginning and 122.2 MB in the end (delta: -96.5 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9742]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 00:47:47,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 00:47:47,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 00:47:47,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 00:47:47,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 00:47:47,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 00:47:47,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 00:47:47,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 00:47:47,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 00:47:47,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 00:47:47,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 00:47:47,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 00:47:47,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 00:47:47,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 00:47:47,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 00:47:47,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 00:47:47,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 00:47:47,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 00:47:47,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 00:47:47,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 00:47:47,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 00:47:47,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 00:47:47,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 00:47:47,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 00:47:47,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 00:47:47,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 00:47:47,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 00:47:47,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 00:47:47,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 00:47:47,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 00:47:47,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 00:47:47,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 00:47:47,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 00:47:47,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 00:47:47,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 00:47:47,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 00:47:47,546 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 00:47:47,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 00:47:47,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 00:47:47,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 00:47:47,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 00:47:47,549 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-27 00:47:47,567 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 00:47:47,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 00:47:47,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 00:47:47,567 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 00:47:47,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 00:47:47,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 00:47:47,568 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 00:47:47,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 00:47:47,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 00:47:47,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 00:47:47,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 00:47:47,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 00:47:47,569 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 00:47:47,569 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 00:47:47,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 00:47:47,570 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 00:47:47,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 00:47:47,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 00:47:47,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 00:47:47,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 00:47:47,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 00:47:47,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 00:47:47,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 00:47:47,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 00:47:47,579 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 00:47:47,579 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 00:47:47,579 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 00:47:47,579 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 00:47:47,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 00:47:47,580 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dce40283ee5cf9038ab1ab911516bd9adeecd843 [2021-08-27 00:47:47,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 00:47:47,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 00:47:47,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 00:47:47,837 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 00:47:47,838 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 00:47:47,839 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:47:47,886 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c9e495a/9eb1a8477fda40329ec2009dc313a520/FLAG6b3ef254d [2021-08-27 00:47:48,728 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 00:47:48,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-spinlock_drivers-net-wireless-b43legacy-b43legacy.cil.i [2021-08-27 00:47:48,794 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c9e495a/9eb1a8477fda40329ec2009dc313a520/FLAG6b3ef254d [2021-08-27 00:47:48,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c9e495a/9eb1a8477fda40329ec2009dc313a520 [2021-08-27 00:47:48,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 00:47:48,911 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 00:47:48,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 00:47:48,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 00:47:48,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 00:47:48,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:47:48" (1/1) ... [2021-08-27 00:47:48,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b332a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:47:48, skipping insertion in model container [2021-08-27 00:47:48,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 12:47:48" (1/1) ... [2021-08-27 00:47:48,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 00:47:49,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 00:47:52,116 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: b43legacywarn [2021-08-27 00:47:52,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@370d3cd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 12:47:52, skipping insertion in model container [2021-08-27 00:47:52,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 00:47:52,118 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 00:47:52,119 INFO L168 Benchmark]: Toolchain (without parser) took 3207.78 ms. Allocated memory was 69.2 MB in the beginning and 180.4 MB in the end (delta: 111.1 MB). Free memory was 27.0 MB in the beginning and 108.3 MB in the end (delta: -81.3 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2021-08-27 00:47:52,121 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 00:47:52,122 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3206.20 ms. Allocated memory was 69.2 MB in the beginning and 180.4 MB in the end (delta: 111.1 MB). Free memory was 26.7 MB in the beginning and 108.3 MB in the end (delta: -81.6 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2021-08-27 00:47:52,123 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3206.20 ms. Allocated memory was 69.2 MB in the beginning and 180.4 MB in the end (delta: 111.1 MB). Free memory was 26.7 MB in the beginning and 108.3 MB in the end (delta: -81.6 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9742]: 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...