./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 791161d1 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-?-791161d [2022-07-23 01:09:10,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:09:10,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:09:10,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:09:10,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:09:10,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:09:10,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:09:10,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:09:10,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:09:10,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:09:10,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:09:10,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:09:10,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:09:10,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:09:10,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:09:10,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:09:10,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:09:10,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:09:10,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:09:10,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:09:10,575 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:09:10,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:09:10,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:09:10,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:09:10,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:09:10,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:09:10,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:09:10,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:09:10,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:09:10,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:09:10,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:09:10,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:09:10,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:09:10,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:09:10,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:09:10,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:09:10,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:09:10,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:09:10,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:09:10,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:09:10,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:09:10,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:09:10,594 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 01:09:10,616 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:09:10,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:09:10,618 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:09:10,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:09:10,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:09:10,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:09:10,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:09:10,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:09:10,620 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:09:10,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:09:10,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 01:09:10,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:09:10,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:09:10,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:09:10,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:09:10,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:09:10,622 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:09:10,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:09:10,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:09:10,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:09:10,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:09:10,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:09:10,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:09:10,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:09:10,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:09:10,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 01:09:10,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 01:09:10,624 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:09:10,624 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:09:10,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:09:10,624 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e656e08f859c02a2fcbde115f6fa3d541385535606558c0d455741014c679db [2022-07-23 01:09:10,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:09:10,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:09:10,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:09:10,895 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:09:10,895 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:09:10,896 INFO L432 ainManager$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 [2022-07-23 01:09:10,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b752e6a20/51b2b4c773ff49a38692bde817933b33/FLAG5cafbd3cd [2022-07-23 01:09:11,856 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:09:11,856 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 [2022-07-23 01:09:11,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b752e6a20/51b2b4c773ff49a38692bde817933b33/FLAG5cafbd3cd [2022-07-23 01:09:12,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b752e6a20/51b2b4c773ff49a38692bde817933b33 [2022-07-23 01:09:12,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:09:12,277 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:09:12,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:09:12,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:09:12,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:09:12,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:09:12" (1/1) ... [2022-07-23 01:09:12,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49612cc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:12, skipping insertion in model container [2022-07-23 01:09:12,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:09:12" (1/1) ... [2022-07-23 01:09:12,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:09:12,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:09:16,741 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] [2022-07-23 01:09:17,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:09:17,133 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:09:17,296 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) [2022-07-23 01:09:17,301 INFO L158 Benchmark]: Toolchain (without parser) took 5023.27ms. Allocated memory was 109.1MB in the beginning and 251.7MB in the end (delta: 142.6MB). Free memory was 73.1MB in the beginning and 136.7MB in the end (delta: -63.7MB). Peak memory consumption was 116.7MB. Max. memory is 16.1GB. [2022-07-23 01:09:17,302 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 01:09:17,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5021.96ms. Allocated memory was 109.1MB in the beginning and 251.7MB in the end (delta: 142.6MB). Free memory was 72.7MB in the beginning and 136.7MB in the end (delta: -64.0MB). Peak memory consumption was 114.6MB. Max. memory is 16.1GB. [2022-07-23 01:09:17,303 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5021.96ms. Allocated memory was 109.1MB in the beginning and 251.7MB in the end (delta: 142.6MB). Free memory was 72.7MB in the beginning and 136.7MB in the end (delta: -64.0MB). Peak memory consumption was 114.6MB. 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-?-791161d [2022-07-23 01:09:18,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:09:18,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:09:18,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:09:18,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:09:18,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:09:18,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:09:18,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:09:18,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:09:18,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:09:18,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:09:18,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:09:18,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:09:18,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:09:18,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:09:18,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:09:18,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:09:18,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:09:18,918 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:09:18,920 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:09:18,921 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:09:18,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:09:18,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:09:18,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:09:18,933 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:09:18,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:09:18,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:09:18,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:09:18,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:09:18,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:09:18,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:09:18,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:09:18,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:09:18,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:09:18,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:09:18,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:09:18,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:09:18,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:09:18,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:09:18,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:09:18,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:09:18,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:09:18,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 01:09:18,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:09:18,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:09:18,967 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:09:18,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:09:18,969 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:09:18,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:09:18,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:09:18,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:09:18,970 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:09:18,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:09:18,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:09:18,971 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:09:18,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:09:18,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:09:18,972 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 01:09:18,972 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 01:09:18,972 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 01:09:18,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:09:18,972 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:09:18,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:09:18,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:09:18,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:09:18,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:09:18,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:09:18,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:09:18,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:09:18,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:09:18,974 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 01:09:18,974 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 01:09:18,974 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:09:18,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:09:18,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:09:18,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 01:09:18,974 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e656e08f859c02a2fcbde115f6fa3d541385535606558c0d455741014c679db [2022-07-23 01:09:19,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:09:19,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:09:19,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:09:19,239 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:09:19,241 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:09:19,242 INFO L432 ainManager$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 [2022-07-23 01:09:19,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa4042b22/b2d3c061a69145c08150577615d775a3/FLAG59abdf19c [2022-07-23 01:09:20,038 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:09:20,039 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 [2022-07-23 01:09:20,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa4042b22/b2d3c061a69145c08150577615d775a3/FLAG59abdf19c [2022-07-23 01:09:20,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa4042b22/b2d3c061a69145c08150577615d775a3 [2022-07-23 01:09:20,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:09:20,569 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:09:20,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:09:20,571 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:09:20,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:09:20,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:09:20" (1/1) ... [2022-07-23 01:09:20,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f9199b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:20, skipping insertion in model container [2022-07-23 01:09:20,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:09:20" (1/1) ... [2022-07-23 01:09:20,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:09:20,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:09:25,613 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] [2022-07-23 01:09:25,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:09:26,048 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 01:09:26,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:09:26,584 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] [2022-07-23 01:09:26,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:09:26,669 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:09:27,061 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] [2022-07-23 01:09:27,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:09:27,362 INFO L208 MainTranslator]: Completed translation [2022-07-23 01:09:27,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27 WrapperNode [2022-07-23 01:09:27,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 01:09:27,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 01:09:27,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 01:09:27,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 01:09:27,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:27,506 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:27,792 INFO L137 Inliner]: procedures = 630, calls = 8387, calls flagged for inlining = 398, calls inlined = 395, statements flattened = 18193 [2022-07-23 01:09:27,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 01:09:27,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 01:09:27,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 01:09:27,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 01:09:27,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:27,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:27,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:27,875 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:28,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:28,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:28,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:28,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 01:09:28,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 01:09:28,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 01:09:28,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 01:09:28,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (1/1) ... [2022-07-23 01:09:28,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:09:28,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 01:09:28,460 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) [2022-07-23 01:09:28,468 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 [2022-07-23 01:09:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_80 [2022-07-23 01:09:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_80 [2022-07-23 01:09:28,494 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_disable_interrupts [2022-07-23 01:09:28,494 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_disable_interrupts [2022-07-23 01:09:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_debugfs_add_files [2022-07-23 01:09:28,495 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_debugfs_add_files [2022-07-23 01:09:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_cmd_channel_switch [2022-07-23 01:09:28,495 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_cmd_channel_switch [2022-07-23 01:09:28,495 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_write_reg [2022-07-23 01:09:28,495 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_write_reg [2022-07-23 01:09:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_hw_init [2022-07-23 01:09:28,496 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_hw_init [2022-07-23 01:09:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 01:09:28,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 01:09:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-23 01:09:28,496 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-23 01:09:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 01:09:28,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 01:09:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_calc_tx_blocks [2022-07-23 01:09:28,497 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_calc_tx_blocks [2022-07-23 01:09:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-07-23 01:09:28,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-07-23 01:09:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_trigger_cmd [2022-07-23 01:09:28,497 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_trigger_cmd [2022-07-23 01:09:28,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_wl1271 [2022-07-23 01:09:28,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_wl1271 [2022-07-23 01:09:28,498 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_debugfs_update_stats [2022-07-23 01:09:28,498 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_debugfs_update_stats [2022-07-23 01:09:28,498 INFO L130 BoogieDeclarations]: Found specification of procedure generic_file_llseek [2022-07-23 01:09:28,498 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_file_llseek [2022-07-23 01:09:28,499 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_sta_get_ap_rate_mask [2022-07-23 01:09:28,499 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_sta_get_ap_rate_mask [2022-07-23 01:09:28,499 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_tx_desc_data_len [2022-07-23 01:09:28,499 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_tx_desc_data_len [2022-07-23 01:09:28,500 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_convert_fw_status [2022-07-23 01:09:28,500 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_convert_fw_status [2022-07-23 01:09:28,500 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_top_reg_write [2022-07-23 01:09:28,500 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_top_reg_write [2022-07-23 01:09:28,500 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_cmd_send [2022-07-23 01:09:28,501 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_cmd_send [2022-07-23 01:09:28,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 01:09:28,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 01:09:28,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 01:09:28,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-07-23 01:09:28,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 01:09:28,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 01:09:28,502 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-23 01:09:28,502 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-23 01:09:28,502 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 01:09:28,503 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 01:09:28,503 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2022-07-23 01:09:28,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2022-07-23 01:09:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_identify_chip [2022-07-23 01:09:28,504 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_identify_chip [2022-07-23 01:09:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_tx_min_rate_get [2022-07-23 01:09:28,505 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_tx_min_rate_get [2022-07-23 01:09:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_remove [2022-07-23 01:09:28,505 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_remove [2022-07-23 01:09:28,505 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_peer_cap [2022-07-23 01:09:28,505 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_peer_cap [2022-07-23 01:09:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 01:09:28,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 01:09:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_wait_for_event [2022-07-23 01:09:28,506 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_wait_for_event [2022-07-23 01:09:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2022-07-23 01:09:28,506 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2022-07-23 01:09:28,506 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_set_min_fw_ver [2022-07-23 01:09:28,507 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_set_min_fw_ver [2022-07-23 01:09:28,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 01:09:28,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 01:09:28,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 01:09:28,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 01:09:28,508 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_cmd_build_probe_req [2022-07-23 01:09:28,508 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_cmd_build_probe_req [2022-07-23 01:09:28,508 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 01:09:28,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 01:09:28,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 01:09:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 01:09:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 01:09:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 01:09:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_lnk_low_prio [2022-07-23 01:09:28,509 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_lnk_low_prio [2022-07-23 01:09:28,509 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 01:09:28,510 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 01:09:28,510 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_set_partition [2022-07-23 01:09:28,510 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_set_partition [2022-07-23 01:09:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_top_reg_read [2022-07-23 01:09:28,511 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_top_reg_read [2022-07-23 01:09:28,511 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_rx_packet_len [2022-07-23 01:09:28,512 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_rx_packet_len [2022-07-23 01:09:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_scan_stop [2022-07-23 01:09:28,512 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_scan_stop [2022-07-23 01:09:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-23 01:09:28,513 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-23 01:09:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 01:09:28,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 01:09:28,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 01:09:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-23 01:09:28,514 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-23 01:09:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 01:09:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 01:09:28,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 01:09:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 01:09:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 01:09:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_probe [2022-07-23 01:09:28,515 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_probe [2022-07-23 01:09:28,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 01:09:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 01:09:28,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 01:09:28,516 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_boot [2022-07-23 01:09:28,517 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_boot [2022-07-23 01:09:28,517 INFO L130 BoogieDeclarations]: Found specification of procedure wl128x_switch_tcxo_to_fref [2022-07-23 01:09:28,519 INFO L138 BoogieDeclarations]: Found implementation of procedure wl128x_switch_tcxo_to_fref [2022-07-23 01:09:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_process_mailbox_events [2022-07-23 01:09:28,520 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_process_mailbox_events [2022-07-23 01:09:28,520 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_translate_addr [2022-07-23 01:09:28,520 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_translate_addr [2022-07-23 01:09:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_raw_read32 [2022-07-23 01:09:28,522 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_raw_read32 [2022-07-23 01:09:28,522 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_raw_write [2022-07-23 01:09:28,522 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_raw_write [2022-07-23 01:09:28,527 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-23 01:09:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-23 01:09:28,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 01:09:28,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 01:09:28,527 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_scan_send [2022-07-23 01:09:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_scan_send [2022-07-23 01:09:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_pg_ver [2022-07-23 01:09:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_pg_ver [2022-07-23 01:09:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_raw_write32 [2022-07-23 01:09:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_raw_write32 [2022-07-23 01:09:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_scan_stm [2022-07-23 01:09:28,528 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_scan_stm [2022-07-23 01:09:28,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 01:09:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 01:09:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 01:09:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 01:09:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~C_ULONG~X~~bool~0~TO~C_INT [2022-07-23 01:09:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~$Pointer$~X~C_ULONG~X~~bool~0~TO~C_INT [2022-07-23 01:09:28,529 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-23 01:09:28,529 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-23 01:09:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_tx_desc_blocks [2022-07-23 01:09:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_tx_desc_blocks [2022-07-23 01:09:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_tx_desc_csum [2022-07-23 01:09:28,530 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_tx_desc_csum [2022-07-23 01:09:28,530 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_set_key [2022-07-23 01:09:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_set_key [2022-07-23 01:09:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_set_ht_cap [2022-07-23 01:09:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_set_ht_cap [2022-07-23 01:09:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 01:09:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_rx_buf_align [2022-07-23 01:09:28,531 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_rx_buf_align [2022-07-23 01:09:28,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 01:09:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_lnk_high_prio [2022-07-23 01:09:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_lnk_high_prio [2022-07-23 01:09:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_clock_idx [2022-07-23 01:09:28,532 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_clock_idx [2022-07-23 01:09:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 01:09:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 01:09:28,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 01:09:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 01:09:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 01:09:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 01:09:28,533 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 01:09:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_read32 [2022-07-23 01:09:28,533 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_read32 [2022-07-23 01:09:28,533 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 01:09:28,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 01:09:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_write32 [2022-07-23 01:09:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_write32 [2022-07-23 01:09:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 01:09:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 01:09:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 01:09:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 01:09:28,534 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-23 01:09:28,534 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-23 01:09:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 01:09:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 01:09:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 01:09:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 01:09:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 01:09:28,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 01:09:28,535 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_calc_packet_alignment [2022-07-23 01:09:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_calc_packet_alignment [2022-07-23 01:09:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_scan_start [2022-07-23 01:09:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_scan_start [2022-07-23 01:09:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_wl1271 [2022-07-23 01:09:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_wl1271 [2022-07-23 01:09:28,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 01:09:28,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 01:09:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_mac [2022-07-23 01:09:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_mac [2022-07-23 01:09:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_setup [2022-07-23 01:09:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_setup [2022-07-23 01:09:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_scan_sched_scan_stop [2022-07-23 01:09:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_scan_sched_scan_stop [2022-07-23 01:09:28,537 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-23 01:09:28,537 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-23 01:09:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_plt_init [2022-07-23 01:09:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_plt_init [2022-07-23 01:09:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure wlcore_write [2022-07-23 01:09:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure wlcore_write [2022-07-23 01:09:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 01:09:28,538 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 01:09:28,538 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_tx_delayed_compl [2022-07-23 01:09:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_tx_delayed_compl [2022-07-23 01:09:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure wl1271_cmd_test [2022-07-23 01:09:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure wl1271_cmd_test [2022-07-23 01:09:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-07-23 01:09:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-07-23 01:09:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_ack_event [2022-07-23 01:09:28,539 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_ack_event [2022-07-23 01:09:28,539 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_convert_hwaddr [2022-07-23 01:09:28,540 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_convert_hwaddr [2022-07-23 01:09:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_get_spare_blocks [2022-07-23 01:09:28,540 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_get_spare_blocks [2022-07-23 01:09:28,540 INFO L130 BoogieDeclarations]: Found specification of procedure wl12xx_sched_scan_start [2022-07-23 01:09:28,540 INFO L138 BoogieDeclarations]: Found implementation of procedure wl12xx_sched_scan_start [2022-07-23 01:09:30,077 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 01:09:30,079 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 01:09:32,704 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 01:12:16,408 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 01:12:16,434 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 01:12:16,434 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 01:12:16,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:12:16 BoogieIcfgContainer [2022-07-23 01:12:16,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 01:12:16,441 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 01:12:16,441 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 01:12:16,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 01:12:16,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 01:09:20" (1/3) ... [2022-07-23 01:12:16,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b428be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:12:16, skipping insertion in model container [2022-07-23 01:12:16,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:09:27" (2/3) ... [2022-07-23 01:12:16,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b428be7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:12:16, skipping insertion in model container [2022-07-23 01:12:16,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:12:16" (3/3) ... [2022-07-23 01:12:16,445 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 [2022-07-23 01:12:16,456 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 01:12:16,456 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 01:12:16,601 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 01:12:16,607 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@24cba70f, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5b2a816e [2022-07-23 01:12:16,607 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 01:12:16,626 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) [2022-07-23 01:12:16,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-07-23 01:12:16,698 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:12:16,700 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] [2022-07-23 01:12:16,701 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:12:16,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:12:16,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1073960323, now seen corresponding path program 1 times [2022-07-23 01:12:16,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:12:16,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1734257374] [2022-07-23 01:12:16,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:12:16,745 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:12:16,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:12:16,761 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) [2022-07-23 01:12:16,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-23 01:12:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:12:43,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 10241 conjuncts, 1 conjunts are in the unsatisfiable core [2022-07-23 01:12:44,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:12:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2699 backedges. 454 proven. 0 refuted. 0 times theorem prover too weak. 2245 trivial. 0 not checked. [2022-07-23 01:12:44,108 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:12:44,108 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:12:44,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1734257374] [2022-07-23 01:12:44,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1734257374] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:12:44,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:12:44,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-23 01:12:44,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745056919] [2022-07-23 01:12:44,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:12:44,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-23 01:12:44,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:12:44,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-23 01:12:44,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-23 01:12:44,195 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) [2022-07-23 01:12:44,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:12:44,508 INFO L93 Difference]: Finished difference Result 10655 states and 16933 transitions. [2022-07-23 01:12:44,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-23 01:12:44,510 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 [2022-07-23 01:12:44,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:12:44,572 INFO L225 Difference]: With dead ends: 10655 [2022-07-23 01:12:44,572 INFO L226 Difference]: Without dead ends: 5241 [2022-07-23 01:12:44,612 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 [2022-07-23 01:12:44,619 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 [2022-07-23 01:12:44,620 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] [2022-07-23 01:12:44,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5241 states. [2022-07-23 01:12:44,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5241 to 5241. [2022-07-23 01:12:44,997 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) [2022-07-23 01:12:45,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5241 states to 5241 states and 8049 transitions. [2022-07-23 01:12:45,036 INFO L78 Accepts]: Start accepts. Automaton has 5241 states and 8049 transitions. Word has length 516 [2022-07-23 01:12:45,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:12:45,038 INFO L495 AbstractCegarLoop]: Abstraction has 5241 states and 8049 transitions. [2022-07-23 01:12:45,040 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) [2022-07-23 01:12:45,040 INFO L276 IsEmpty]: Start isEmpty. Operand 5241 states and 8049 transitions. [2022-07-23 01:12:45,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2022-07-23 01:12:45,069 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:12:45,070 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] [2022-07-23 01:12:45,287 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forcibly destroying the process [2022-07-23 01:12:45,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-23 01:12:45,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 01:12:45,347 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:12:45,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:12:45,348 INFO L85 PathProgramCache]: Analyzing trace with hash -450753381, now seen corresponding path program 1 times [2022-07-23 01:12:45,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:12:45,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2113578872] [2022-07-23 01:12:45,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:12:45,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:12:45,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:12:45,364 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) [2022-07-23 01:12:45,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-23 01:13:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:13:17,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 10241 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-23 01:13:17,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 01:13:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2699 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 2555 trivial. 0 not checked. [2022-07-23 01:13:17,914 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 01:13:17,915 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 01:13:17,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2113578872] [2022-07-23 01:13:17,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2113578872] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:13:17,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:13:17,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:13:17,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130794411] [2022-07-23 01:13:17,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:13:17,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:13:17,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 01:13:17,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:13:17,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:13:17,918 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) [2022-07-23 01:13:31,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:13:31,323 INFO L93 Difference]: Finished difference Result 10454 states and 16330 transitions. [2022-07-23 01:13:31,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 01:13:31,325 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 [2022-07-23 01:13:31,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:13:31,352 INFO L225 Difference]: With dead ends: 10454 [2022-07-23 01:13:31,352 INFO L226 Difference]: Without dead ends: 5242 [2022-07-23 01:13:31,376 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 [2022-07-23 01:13:31,377 INFO L413 NwaCegarLoop]: 7795 mSDtfsCounter, 6 mSDsluCounter, 30667 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s 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, 12.9s IncrementalHoareTripleChecker+Time [2022-07-23 01:13:31,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 38462 Invalid, 2030 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [252 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 12.9s Time] [2022-07-23 01:13:31,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2022-07-23 01:13:31,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 5242. [2022-07-23 01:13:31,581 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) [2022-07-23 01:13:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5242 states to 5242 states and 8050 transitions. [2022-07-23 01:13:31,598 INFO L78 Accepts]: Start accepts. Automaton has 5242 states and 8050 transitions. Word has length 516 [2022-07-23 01:13:31,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:13:31,600 INFO L495 AbstractCegarLoop]: Abstraction has 5242 states and 8050 transitions. [2022-07-23 01:13:31,601 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) [2022-07-23 01:13:31,601 INFO L276 IsEmpty]: Start isEmpty. Operand 5242 states and 8050 transitions. [2022-07-23 01:13:31,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2022-07-23 01:13:31,619 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:13:31,620 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] [2022-07-23 01:13:31,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-23 01:13:31,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 01:13:31,835 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:13:31,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:13:31,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1949327540, now seen corresponding path program 1 times [2022-07-23 01:13:31,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 01:13:31,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2019992945] [2022-07-23 01:13:31,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:13:31,843 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 01:13:31,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 01:13:31,844 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) [2022-07-23 01:13:31,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process