./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--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.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 1e656e08f859c02a2fcbde115f6fa3d541385535606558c0d455741014c679db --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:55:07,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:55:07,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:55:07,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:55:07,748 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:55:07,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:55:07,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:55:07,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:55:07,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:55:07,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:55:07,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:55:07,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:55:07,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:55:07,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:55:07,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:55:07,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:55:07,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:55:07,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:55:07,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:55:07,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:55:07,782 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:55:07,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:55:07,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:55:07,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:55:07,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:55:07,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:55:07,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:55:07,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:55:07,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:55:07,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:55:07,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:55:07,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:55:07,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:55:07,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:55:07,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:55:07,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:55:07,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:55:07,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:55:07,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:55:07,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:55:07,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:55:07,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:55:07,801 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 00:55:07,822 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:55:07,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:55:07,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:55:07,827 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:55:07,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:55:07,828 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:55:07,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:55:07,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:55:07,829 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:55:07,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:55:07,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 00:55:07,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:55:07,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:55:07,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:55:07,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:55:07,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:55:07,831 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:55:07,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:55:07,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:55:07,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:55:07,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:55:07,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:55:07,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:55:07,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:55:07,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:55:07,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 00:55:07,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 00:55:07,833 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:55:07,834 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:55:07,834 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:55:07,834 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e656e08f859c02a2fcbde115f6fa3d541385535606558c0d455741014c679db [2022-07-20 00:55:08,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:55:08,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:55:08,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:55:08,051 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:55:08,052 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:55:08,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i [2022-07-20 00:55:08,106 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67051e0e2/8d762f3940db4aa3976871ee27cc9ce9/FLAGe291a6c56 [2022-07-20 00:55:08,868 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:55:08,869 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i [2022-07-20 00:55:08,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67051e0e2/8d762f3940db4aa3976871ee27cc9ce9/FLAGe291a6c56 [2022-07-20 00:55:09,353 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67051e0e2/8d762f3940db4aa3976871ee27cc9ce9 [2022-07-20 00:55:09,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:55:09,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:55:09,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:55:09,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:55:09,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:55:09,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:55:09" (1/1) ... [2022-07-20 00:55:09,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72197bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:09, skipping insertion in model container [2022-07-20 00:55:09,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:55:09" (1/1) ... [2022-07-20 00:55:09,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:55:09,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:55:15,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i[602654,602667] [2022-07-20 00:55:15,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:55:15,598 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:55:15,758 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: val = (unsigned int )val & 65151U [8609] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-20 00:55:15,763 INFO L158 Benchmark]: Toolchain (without parser) took 6400.44ms. Allocated memory was 109.1MB in the beginning and 222.3MB in the end (delta: 113.2MB). Free memory was 71.1MB in the beginning and 130.1MB in the end (delta: -59.0MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. [2022-07-20 00:55:15,763 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 00:55:15,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6397.51ms. Allocated memory was 109.1MB in the beginning and 222.3MB in the end (delta: 113.2MB). Free memory was 70.6MB in the beginning and 130.1MB in the end (delta: -59.5MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. [2022-07-20 00:55:15,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 83.9MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 29.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6397.51ms. Allocated memory was 109.1MB in the beginning and 222.3MB in the end (delta: 113.2MB). Free memory was 70.6MB in the beginning and 130.1MB in the end (delta: -59.5MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: val = (unsigned int )val & 65151U [8609] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: val = (unsigned int )val & 65151U [8609]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) 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=/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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.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 1e656e08f859c02a2fcbde115f6fa3d541385535606558c0d455741014c679db --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 00:55:17,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 00:55:17,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 00:55:17,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 00:55:17,623 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 00:55:17,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 00:55:17,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 00:55:17,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 00:55:17,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 00:55:17,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 00:55:17,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 00:55:17,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 00:55:17,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 00:55:17,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 00:55:17,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 00:55:17,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 00:55:17,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 00:55:17,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 00:55:17,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 00:55:17,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 00:55:17,663 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 00:55:17,663 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 00:55:17,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 00:55:17,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 00:55:17,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 00:55:17,669 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 00:55:17,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 00:55:17,670 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 00:55:17,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 00:55:17,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 00:55:17,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 00:55:17,672 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 00:55:17,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 00:55:17,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 00:55:17,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 00:55:17,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 00:55:17,676 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 00:55:17,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 00:55:17,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 00:55:17,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 00:55:17,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 00:55:17,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 00:55:17,682 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 00:55:17,706 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 00:55:17,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 00:55:17,707 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 00:55:17,707 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 00:55:17,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 00:55:17,708 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 00:55:17,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 00:55:17,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 00:55:17,709 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 00:55:17,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 00:55:17,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 00:55:17,710 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 00:55:17,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 00:55:17,711 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 00:55:17,711 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 00:55:17,711 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 00:55:17,711 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 00:55:17,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 00:55:17,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 00:55:17,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 00:55:17,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 00:55:17,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 00:55:17,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 00:55:17,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:55:17,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 00:55:17,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 00:55:17,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 00:55:17,713 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 00:55:17,713 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 00:55:17,713 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 00:55:17,713 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 00:55:17,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 00:55:17,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 00:55:17,714 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e656e08f859c02a2fcbde115f6fa3d541385535606558c0d455741014c679db [2022-07-20 00:55:17,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 00:55:18,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 00:55:18,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 00:55:18,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 00:55:18,014 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 00:55:18,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i [2022-07-20 00:55:18,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8669411d/066da0fc042b4e009ce464416cfa3390/FLAG3d72b3726 [2022-07-20 00:55:18,943 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 00:55:18,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i [2022-07-20 00:55:19,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8669411d/066da0fc042b4e009ce464416cfa3390/FLAG3d72b3726 [2022-07-20 00:55:19,320 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8669411d/066da0fc042b4e009ce464416cfa3390 [2022-07-20 00:55:19,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 00:55:19,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 00:55:19,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 00:55:19,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 00:55:19,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 00:55:19,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:55:19" (1/1) ... [2022-07-20 00:55:19,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e9d94f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:19, skipping insertion in model container [2022-07-20 00:55:19,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:55:19" (1/1) ... [2022-07-20 00:55:19,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 00:55:19,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:55:25,355 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i[602654,602667] [2022-07-20 00:55:25,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:55:25,777 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 00:55:25,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 00:55:26,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i[602654,602667] [2022-07-20 00:55:26,286 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:55:26,363 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 00:55:26,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i[602654,602667] [2022-07-20 00:55:26,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 00:55:27,203 INFO L208 MainTranslator]: Completed translation [2022-07-20 00:55:27,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27 WrapperNode [2022-07-20 00:55:27,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 00:55:27,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 00:55:27,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 00:55:27,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 00:55:27,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:27,367 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:27,627 INFO L137 Inliner]: procedures = 630, calls = 8387, calls flagged for inlining = 398, calls inlined = 395, statements flattened = 18193 [2022-07-20 00:55:27,628 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 00:55:27,629 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 00:55:27,629 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 00:55:27,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 00:55:27,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:27,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:27,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:27,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:28,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:28,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:28,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:28,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 00:55:28,212 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 00:55:28,212 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 00:55:28,212 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 00:55:28,213 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (1/1) ... [2022-07-20 00:55:28,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 00:55:28,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 00:55:28,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 00:55:28,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 00:55:28,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_80 [2022-07-20 00:55:28,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_80 [2022-07-20 00:55:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_disable_interrupts [2022-07-20 00:55:28,416 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_disable_interrupts [2022-07-20 00:55:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_debugfs_add_files [2022-07-20 00:55:28,416 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_debugfs_add_files [2022-07-20 00:55:28,416 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_cmd_channel_switch [2022-07-20 00:55:28,417 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_cmd_channel_switch [2022-07-20 00:55:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_write_reg [2022-07-20 00:55:28,417 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_write_reg [2022-07-20 00:55:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_hw_init [2022-07-20 00:55:28,417 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_hw_init [2022-07-20 00:55:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 00:55:28,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 00:55:28,417 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-20 00:55:28,418 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-20 00:55:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 00:55:28,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 00:55:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_calc_tx_blocks [2022-07-20 00:55:28,418 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_calc_tx_blocks [2022-07-20 00:55:28,418 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-07-20 00:55:28,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-07-20 00:55:28,419 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_trigger_cmd [2022-07-20 00:55:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_trigger_cmd [2022-07-20 00:55:28,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_wl1271 [2022-07-20 00:55:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_wl1271 [2022-07-20 00:55:28,419 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_debugfs_update_stats [2022-07-20 00:55:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_debugfs_update_stats [2022-07-20 00:55:28,419 INFO L130 BoogieDeclarations]: Found specification of procedure generic_file_llseek [2022-07-20 00:55:28,419 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_file_llseek [2022-07-20 00:55:28,420 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_sta_get_ap_rate_mask [2022-07-20 00:55:28,420 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_sta_get_ap_rate_mask [2022-07-20 00:55:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_tx_desc_data_len [2022-07-20 00:55:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_tx_desc_data_len [2022-07-20 00:55:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_convert_fw_status [2022-07-20 00:55:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_convert_fw_status [2022-07-20 00:55:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_top_reg_write [2022-07-20 00:55:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_top_reg_write [2022-07-20 00:55:28,421 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_cmd_send [2022-07-20 00:55:28,421 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_cmd_send [2022-07-20 00:55:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 00:55:28,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 00:55:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 00:55:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-20 00:55:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 00:55:28,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 00:55:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-20 00:55:28,423 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-20 00:55:28,423 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-20 00:55:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-20 00:55:28,424 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-07-20 00:55:28,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-07-20 00:55:28,425 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_identify_chip [2022-07-20 00:55:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_identify_chip [2022-07-20 00:55:28,425 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_tx_min_rate_get [2022-07-20 00:55:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_tx_min_rate_get [2022-07-20 00:55:28,425 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_remove [2022-07-20 00:55:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_remove [2022-07-20 00:55:28,425 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_peer_cap [2022-07-20 00:55:28,425 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_peer_cap [2022-07-20 00:55:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 00:55:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 00:55:28,426 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_wait_for_event [2022-07-20 00:55:28,426 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_wait_for_event [2022-07-20 00:55:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-07-20 00:55:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-07-20 00:55:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_set_min_fw_ver [2022-07-20 00:55:28,427 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_set_min_fw_ver [2022-07-20 00:55:28,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-20 00:55:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-20 00:55:28,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 00:55:28,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 00:55:28,428 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_cmd_build_probe_req [2022-07-20 00:55:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_cmd_build_probe_req [2022-07-20 00:55:28,428 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 00:55:28,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 00:55:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 00:55:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 00:55:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 00:55:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 00:55:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_lnk_low_prio [2022-07-20 00:55:28,429 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_lnk_low_prio [2022-07-20 00:55:28,429 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 00:55:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 00:55:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_set_partition [2022-07-20 00:55:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_set_partition [2022-07-20 00:55:28,430 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_top_reg_read [2022-07-20 00:55:28,430 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_top_reg_read [2022-07-20 00:55:28,431 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_rx_packet_len [2022-07-20 00:55:28,431 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_rx_packet_len [2022-07-20 00:55:28,431 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_scan_stop [2022-07-20 00:55:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_scan_stop [2022-07-20 00:55:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 00:55:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 00:55:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 00:55:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 00:55:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 00:55:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-20 00:55:28,433 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-20 00:55:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 00:55:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 00:55:28,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 00:55:28,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 00:55:28,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 00:55:28,434 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_probe [2022-07-20 00:55:28,434 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_probe [2022-07-20 00:55:28,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 00:55:28,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 00:55:28,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 00:55:28,435 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_boot [2022-07-20 00:55:28,435 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_boot [2022-07-20 00:55:28,436 INFO L130 BoogieDeclarations]: Found specification of procedure wl128x_switch_tcxo_to_fref [2022-07-20 00:55:28,437 INFO L138 BoogieDeclarations]: Found implementation of procedure wl128x_switch_tcxo_to_fref [2022-07-20 00:55:28,438 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_process_mailbox_events [2022-07-20 00:55:28,438 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_process_mailbox_events [2022-07-20 00:55:28,438 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_translate_addr [2022-07-20 00:55:28,439 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_translate_addr [2022-07-20 00:55:28,440 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_raw_read32 [2022-07-20 00:55:28,440 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_raw_read32 [2022-07-20 00:55:28,440 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_raw_write [2022-07-20 00:55:28,440 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_raw_write [2022-07-20 00:55:28,444 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 00:55:28,444 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 00:55:28,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-20 00:55:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-20 00:55:28,445 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_scan_send [2022-07-20 00:55:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_scan_send [2022-07-20 00:55:28,445 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_pg_ver [2022-07-20 00:55:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_pg_ver [2022-07-20 00:55:28,445 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_raw_write32 [2022-07-20 00:55:28,445 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_raw_write32 [2022-07-20 00:55:28,445 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_scan_stm [2022-07-20 00:55:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_scan_stm [2022-07-20 00:55:28,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 00:55:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 00:55:28,446 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-20 00:55:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-20 00:55:28,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~C_ULONG~X~~bool~0~TO~C_INT [2022-07-20 00:55:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~C_ULONG~X~~bool~0~TO~C_INT [2022-07-20 00:55:28,446 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-20 00:55:28,446 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-20 00:55:28,447 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_tx_desc_blocks [2022-07-20 00:55:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_tx_desc_blocks [2022-07-20 00:55:28,447 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_tx_desc_csum [2022-07-20 00:55:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_tx_desc_csum [2022-07-20 00:55:28,447 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_key [2022-07-20 00:55:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_key [2022-07-20 00:55:28,447 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_set_ht_cap [2022-07-20 00:55:28,447 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_set_ht_cap [2022-07-20 00:55:28,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 00:55:28,448 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_rx_buf_align [2022-07-20 00:55:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_rx_buf_align [2022-07-20 00:55:28,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 00:55:28,448 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_lnk_high_prio [2022-07-20 00:55:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_lnk_high_prio [2022-07-20 00:55:28,448 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_clock_idx [2022-07-20 00:55:28,448 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_clock_idx [2022-07-20 00:55:28,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 00:55:28,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 00:55:28,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 00:55:28,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 00:55:28,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 00:55:28,449 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 00:55:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 00:55:28,449 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_read32 [2022-07-20 00:55:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_read32 [2022-07-20 00:55:28,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 00:55:28,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 00:55:28,450 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_write32 [2022-07-20 00:55:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_write32 [2022-07-20 00:55:28,450 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 00:55:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 00:55:28,450 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 00:55:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 00:55:28,450 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-20 00:55:28,450 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-20 00:55:28,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 00:55:28,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 00:55:28,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 00:55:28,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 00:55:28,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 00:55:28,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 00:55:28,452 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_calc_packet_alignment [2022-07-20 00:55:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_calc_packet_alignment [2022-07-20 00:55:28,452 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_scan_start [2022-07-20 00:55:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_scan_start [2022-07-20 00:55:28,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_wl1271 [2022-07-20 00:55:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_wl1271 [2022-07-20 00:55:28,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-20 00:55:28,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-20 00:55:28,452 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_mac [2022-07-20 00:55:28,453 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_mac [2022-07-20 00:55:28,453 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_setup [2022-07-20 00:55:28,453 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_setup [2022-07-20 00:55:28,453 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_scan_sched_scan_stop [2022-07-20 00:55:28,453 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_scan_sched_scan_stop [2022-07-20 00:55:28,453 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-20 00:55:28,453 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-20 00:55:28,453 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_plt_init [2022-07-20 00:55:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_plt_init [2022-07-20 00:55:28,454 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_write [2022-07-20 00:55:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_write [2022-07-20 00:55:28,454 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-20 00:55:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-20 00:55:28,454 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_tx_delayed_compl [2022-07-20 00:55:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_tx_delayed_compl [2022-07-20 00:55:28,454 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_cmd_test [2022-07-20 00:55:28,454 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_cmd_test [2022-07-20 00:55:28,454 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-07-20 00:55:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-07-20 00:55:28,455 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_ack_event [2022-07-20 00:55:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_ack_event [2022-07-20 00:55:28,455 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_convert_hwaddr [2022-07-20 00:55:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_convert_hwaddr [2022-07-20 00:55:28,455 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_spare_blocks [2022-07-20 00:55:28,455 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_spare_blocks [2022-07-20 00:55:28,455 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_sched_scan_start [2022-07-20 00:55:28,456 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_sched_scan_start [2022-07-20 00:55:29,818 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 00:55:29,820 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 00:55:32,793 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 00:58:22,240 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 00:58:22,264 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 00:58:22,265 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-20 00:58:22,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:58:22 BoogieIcfgContainer [2022-07-20 00:58:22,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 00:58:22,275 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 00:58:22,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 00:58:22,277 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 00:58:22,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 12:55:19" (1/3) ... [2022-07-20 00:58:22,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c910ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:58:22, skipping insertion in model container [2022-07-20 00:58:22,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:55:27" (2/3) ... [2022-07-20 00:58:22,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c910ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 12:58:22, skipping insertion in model container [2022-07-20 00:58:22,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 12:58:22" (3/3) ... [2022-07-20 00:58:22,280 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--wireless--ti--wl12xx--wl12xx.ko-entry_point.cil.out.i [2022-07-20 00:58:22,291 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 00:58:22,292 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 00:58:22,410 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 00:58:22,414 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2444d585, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@694544ad [2022-07-20 00:58:22,415 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 00:58:22,429 INFO L276 IsEmpty]: Start isEmpty. Operand has 5330 states, 3780 states have (on average 1.4283068783068784) internal successors, (5399), 3886 states have internal predecessors, (5399), 1455 states have call successors, (1455), 94 states have call predecessors, (1455), 93 states have return successors, (1373), 1368 states have call predecessors, (1373), 1373 states have call successors, (1373) [2022-07-20 00:58:22,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-07-20 00:58:22,485 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:58:22,486 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:58:22,487 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:58:22,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:58:22,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1073960323, now seen corresponding path program 1 times [2022-07-20 00:58:22,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:58:22,526 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1816928910] [2022-07-20 00:58:22,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:58:22,527 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:58:22,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:58:22,554 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:58:22,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 00:58:47,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:58:48,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 10241 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-20 00:58:48,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:58:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2699 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 2245 trivial. 0 not checked. [2022-07-20 00:58:48,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:58:48,395 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:58:48,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1816928910] [2022-07-20 00:58:48,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1816928910] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:58:48,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:58:48,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-20 00:58:48,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388122299] [2022-07-20 00:58:48,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:58:48,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-20 00:58:48,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:58:48,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-20 00:58:48,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:58:48,445 INFO L87 Difference]: Start difference. First operand has 5330 states, 3780 states have (on average 1.4283068783068784) internal successors, (5399), 3886 states have internal predecessors, (5399), 1455 states have call successors, (1455), 94 states have call predecessors, (1455), 93 states have return successors, (1373), 1368 states have call predecessors, (1373), 1373 states have call successors, (1373) Second operand has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-20 00:58:48,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:58:48,645 INFO L93 Difference]: Finished difference Result 10655 states and 16933 transitions. [2022-07-20 00:58:48,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-20 00:58:48,647 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 516 [2022-07-20 00:58:48,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:58:48,681 INFO L225 Difference]: With dead ends: 10655 [2022-07-20 00:58:48,681 INFO L226 Difference]: Without dead ends: 5241 [2022-07-20 00:58:48,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 515 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-20 00:58:48,712 INFO L413 NwaCegarLoop]: 8218 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 8218 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-20 00:58:48,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 8218 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-20 00:58:48,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5241 states. [2022-07-20 00:58:49,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5241 to 5241. [2022-07-20 00:58:49,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5241 states, 3775 states have (on average 1.4063576158940396) internal successors, (5309), 3797 states have internal predecessors, (5309), 1373 states have call successors, (1373), 93 states have call predecessors, (1373), 92 states have return successors, (1367), 1362 states have call predecessors, (1367), 1367 states have call successors, (1367) [2022-07-20 00:58:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5241 states to 5241 states and 8049 transitions. [2022-07-20 00:58:49,089 INFO L78 Accepts]: Start accepts. Automaton has 5241 states and 8049 transitions. Word has length 516 [2022-07-20 00:58:49,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:58:49,090 INFO L495 AbstractCegarLoop]: Abstraction has 5241 states and 8049 transitions. [2022-07-20 00:58:49,091 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-07-20 00:58:49,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5241 states and 8049 transitions. [2022-07-20 00:58:49,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-07-20 00:58:49,116 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:58:49,117 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:58:49,343 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-20 00:58:49,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 00:58:49,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:58:49,348 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:58:49,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:58:49,349 INFO L85 PathProgramCache]: Analyzing trace with hash -450753381, now seen corresponding path program 1 times [2022-07-20 00:58:49,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:58:49,358 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1381149811] [2022-07-20 00:58:49,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:58:49,359 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:58:49,359 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:58:49,372 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:58:49,396 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 00:59:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 00:59:18,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 10241 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-20 00:59:19,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 00:59:19,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2699 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 2555 trivial. 0 not checked. [2022-07-20 00:59:19,305 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 00:59:19,305 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 00:59:19,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1381149811] [2022-07-20 00:59:19,306 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1381149811] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 00:59:19,306 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 00:59:19,306 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-20 00:59:19,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895267155] [2022-07-20 00:59:19,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 00:59:19,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-20 00:59:19,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 00:59:19,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-20 00:59:19,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-20 00:59:19,309 INFO L87 Difference]: Start difference. First operand 5241 states and 8049 transitions. Second operand has 6 states, 5 states have (on average 25.6) internal successors, (128), 6 states have internal predecessors, (128), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-20 00:59:31,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 00:59:31,053 INFO L93 Difference]: Finished difference Result 10454 states and 16330 transitions. [2022-07-20 00:59:31,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-20 00:59:31,055 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.6) internal successors, (128), 6 states have internal predecessors, (128), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 516 [2022-07-20 00:59:31,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 00:59:31,081 INFO L225 Difference]: With dead ends: 10454 [2022-07-20 00:59:31,081 INFO L226 Difference]: Without dead ends: 5242 [2022-07-20 00:59:31,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 517 GetRequests, 511 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-20 00:59:31,100 INFO L413 NwaCegarLoop]: 7795 mSDtfsCounter, 6 mSDsluCounter, 30667 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 38462 SdHoareTripleChecker+Invalid, 2030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-07-20 00:59:31,100 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 38462 Invalid, 2030 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [252 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 11.3s Time] [2022-07-20 00:59:31,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2022-07-20 00:59:31,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 5242. [2022-07-20 00:59:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5242 states, 3776 states have (on average 1.40625) internal successors, (5310), 3798 states have internal predecessors, (5310), 1373 states have call successors, (1373), 93 states have call predecessors, (1373), 92 states have return successors, (1367), 1362 states have call predecessors, (1367), 1367 states have call successors, (1367) [2022-07-20 00:59:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5242 states to 5242 states and 8050 transitions. [2022-07-20 00:59:31,286 INFO L78 Accepts]: Start accepts. Automaton has 5242 states and 8050 transitions. Word has length 516 [2022-07-20 00:59:31,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 00:59:31,289 INFO L495 AbstractCegarLoop]: Abstraction has 5242 states and 8050 transitions. [2022-07-20 00:59:31,289 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.6) internal successors, (128), 6 states have internal predecessors, (128), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2022-07-20 00:59:31,289 INFO L276 IsEmpty]: Start isEmpty. Operand 5242 states and 8050 transitions. [2022-07-20 00:59:31,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2022-07-20 00:59:31,304 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 00:59:31,305 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 00:59:31,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 00:59:31,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 00:59:31,532 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 00:59:31,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 00:59:31,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1949327540, now seen corresponding path program 1 times [2022-07-20 00:59:31,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 00:59:31,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [973752028] [2022-07-20 00:59:31,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 00:59:31,541 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 00:59:31,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 00:59:31,545 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 00:59:31,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process