./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 02:19:35,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:19:35,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:19:35,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:19:35,119 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:19:35,121 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:19:35,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:19:35,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:19:35,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:19:35,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:19:35,132 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:19:35,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:19:35,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:19:35,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:19:35,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:19:35,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:19:35,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:19:35,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:19:35,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:19:35,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:19:35,151 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:19:35,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:19:35,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:19:35,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:19:35,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:19:35,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:19:35,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:19:35,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:19:35,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:19:35,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:19:35,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:19:35,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:19:35,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:19:35,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:19:35,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:19:35,169 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:19:35,169 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:19:35,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:19:35,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:19:35,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:19:35,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:19:35,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:19:35,174 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 02:19:35,207 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:19:35,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:19:35,208 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:19:35,208 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:19:35,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:19:35,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:19:35,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:19:35,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:19:35,210 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:19:35,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:19:35,212 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 02:19:35,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:19:35,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:19:35,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:19:35,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:19:35,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:19:35,213 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:19:35,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:19:35,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:19:35,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:19:35,214 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:19:35,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:19:35,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:19:35,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:19:35,215 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:19:35,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 02:19:35,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 02:19:35,215 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:19:35,216 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:19:35,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:19:35,216 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-20 02:19:35,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:19:35,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:19:35,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:19:35,459 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:19:35,460 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:19:35,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-20 02:19:35,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a0957c67/b7fa2b29db5945e19c488b4a1c0bc568/FLAGe79e6ad2f [2022-07-20 02:19:36,346 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:19:36,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-20 02:19:36,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a0957c67/b7fa2b29db5945e19c488b4a1c0bc568/FLAGe79e6ad2f [2022-07-20 02:19:36,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a0957c67/b7fa2b29db5945e19c488b4a1c0bc568 [2022-07-20 02:19:36,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:19:36,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:19:36,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:19:36,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:19:36,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:19:36,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:19:36" (1/1) ... [2022-07-20 02:19:36,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d96321 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:36, skipping insertion in model container [2022-07-20 02:19:36,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:19:36" (1/1) ... [2022-07-20 02:19:36,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:19:37,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:19:42,206 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-20 02:19:42,210 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-20 02:19:42,210 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-20 02:19:42,211 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-20 02:19:42,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:19:42,378 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:19:42,518 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: data = (unsigned int )data & 65511U [7431] 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:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-20 02:19:42,528 INFO L158 Benchmark]: Toolchain (without parser) took 5705.35ms. Allocated memory was 109.1MB in the beginning and 176.2MB in the end (delta: 67.1MB). Free memory was 59.4MB in the beginning and 66.0MB in the end (delta: -6.5MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2022-07-20 02:19:42,529 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 02:19:42,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5701.78ms. Allocated memory was 109.1MB in the beginning and 176.2MB in the end (delta: 67.1MB). Free memory was 59.4MB in the beginning and 66.0MB in the end (delta: -6.5MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. [2022-07-20 02:19:42,531 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5701.78ms. Allocated memory was 109.1MB in the beginning and 176.2MB in the end (delta: 67.1MB). Free memory was 59.4MB in the beginning and 66.0MB in the end (delta: -6.5MB). Peak memory consumption was 77.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7431] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7431]: 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 02:19:44,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 02:19:44,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 02:19:44,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 02:19:44,502 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 02:19:44,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 02:19:44,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 02:19:44,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 02:19:44,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 02:19:44,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 02:19:44,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 02:19:44,527 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 02:19:44,527 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 02:19:44,529 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 02:19:44,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 02:19:44,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 02:19:44,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 02:19:44,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 02:19:44,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 02:19:44,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 02:19:44,543 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 02:19:44,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 02:19:44,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 02:19:44,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 02:19:44,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 02:19:44,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 02:19:44,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 02:19:44,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 02:19:44,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 02:19:44,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 02:19:44,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 02:19:44,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 02:19:44,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 02:19:44,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 02:19:44,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 02:19:44,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 02:19:44,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 02:19:44,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 02:19:44,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 02:19:44,564 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 02:19:44,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 02:19:44,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 02:19:44,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 02:19:44,604 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 02:19:44,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 02:19:44,605 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 02:19:44,606 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 02:19:44,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 02:19:44,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 02:19:44,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 02:19:44,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 02:19:44,608 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 02:19:44,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 02:19:44,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 02:19:44,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 02:19:44,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 02:19:44,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 02:19:44,610 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 02:19:44,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 02:19:44,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 02:19:44,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 02:19:44,611 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 02:19:44,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 02:19:44,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 02:19:44,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 02:19:44,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 02:19:44,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:19:44,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 02:19:44,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 02:19:44,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 02:19:44,612 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 02:19:44,613 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 02:19:44,613 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 02:19:44,613 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 02:19:44,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 02:19:44,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 02:19:44,614 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-20 02:19:44,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 02:19:44,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 02:19:44,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 02:19:44,975 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 02:19:44,975 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 02:19:44,977 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-20 02:19:45,030 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dc952a7/992b677bcbb747de9fd3a83910bc5601/FLAG36cb6f1de [2022-07-20 02:19:45,954 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 02:19:45,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-20 02:19:46,037 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dc952a7/992b677bcbb747de9fd3a83910bc5601/FLAG36cb6f1de [2022-07-20 02:19:46,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9dc952a7/992b677bcbb747de9fd3a83910bc5601 [2022-07-20 02:19:46,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 02:19:46,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 02:19:46,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 02:19:46,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 02:19:46,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 02:19:46,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:19:46" (1/1) ... [2022-07-20 02:19:46,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d7b5365 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:46, skipping insertion in model container [2022-07-20 02:19:46,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 02:19:46" (1/1) ... [2022-07-20 02:19:46,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 02:19:46,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:19:52,464 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-20 02:19:52,467 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-20 02:19:52,467 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-20 02:19:52,468 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-20 02:19:52,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:19:52,585 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 02:19:52,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 02:19:53,154 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-20 02:19:53,156 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-20 02:19:53,156 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-20 02:19:53,157 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-20 02:19:53,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:19:53,222 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 02:19:53,747 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445714,445727] [2022-07-20 02:19:53,748 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[445883,445896] [2022-07-20 02:19:53,748 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446050,446063] [2022-07-20 02:19:53,749 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i[446218,446231] [2022-07-20 02:19:53,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 02:19:54,157 INFO L208 MainTranslator]: Completed translation [2022-07-20 02:19:54,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54 WrapperNode [2022-07-20 02:19:54,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 02:19:54,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 02:19:54,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 02:19:54,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 02:19:54,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:54,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:54,676 INFO L137 Inliner]: procedures = 677, calls = 4677, calls flagged for inlining = 358, calls inlined = 345, statements flattened = 10154 [2022-07-20 02:19:54,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 02:19:54,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 02:19:54,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 02:19:54,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 02:19:54,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:54,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:54,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:54,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:54,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:55,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:55,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:55,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 02:19:55,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 02:19:55,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 02:19:55,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 02:19:55,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (1/1) ... [2022-07-20 02:19:55,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 02:19:55,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 02:19:55,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-20 02:19:55,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-20 02:19:55,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 02:19:55,227 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 02:19:55,227 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-20 02:19:55,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-20 02:19:55,228 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2022-07-20 02:19:55,228 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2022-07-20 02:19:55,228 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-20 02:19:55,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-20 02:19:55,228 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2022-07-20 02:19:55,228 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2022-07-20 02:19:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 02:19:55,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 02:19:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-20 02:19:55,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-20 02:19:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2022-07-20 02:19:55,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2022-07-20 02:19:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2022-07-20 02:19:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2022-07-20 02:19:55,230 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2022-07-20 02:19:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2022-07-20 02:19:55,230 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2022-07-20 02:19:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2022-07-20 02:19:55,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 02:19:55,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-20 02:19:55,231 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2022-07-20 02:19:55,231 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2022-07-20 02:19:55,231 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-20 02:19:55,232 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-20 02:19:55,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-20 02:19:55,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-20 02:19:55,232 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-20 02:19:55,232 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-20 02:19:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2022-07-20 02:19:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2022-07-20 02:19:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2022-07-20 02:19:55,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2022-07-20 02:19:55,233 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 02:19:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 02:19:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 02:19:55,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 02:19:55,234 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-20 02:19:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-20 02:19:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-20 02:19:55,235 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-20 02:19:55,235 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2022-07-20 02:19:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2022-07-20 02:19:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-20 02:19:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-20 02:19:55,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 02:19:55,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 02:19:55,237 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-20 02:19:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-20 02:19:55,237 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2022-07-20 02:19:55,237 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2022-07-20 02:19:55,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 02:19:55,238 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-20 02:19:55,238 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-20 02:19:55,238 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-07-20 02:19:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-07-20 02:19:55,239 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-20 02:19:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-20 02:19:55,239 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2022-07-20 02:19:55,239 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2022-07-20 02:19:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 02:19:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 02:19:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 02:19:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2022-07-20 02:19:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2022-07-20 02:19:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2022-07-20 02:19:55,240 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2022-07-20 02:19:55,240 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2022-07-20 02:19:55,241 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2022-07-20 02:19:55,241 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-20 02:19:55,241 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-20 02:19:55,242 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2022-07-20 02:19:55,242 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2022-07-20 02:19:55,242 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2022-07-20 02:19:55,242 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2022-07-20 02:19:55,242 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2022-07-20 02:19:55,242 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2022-07-20 02:19:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2022-07-20 02:19:55,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2022-07-20 02:19:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2022-07-20 02:19:55,243 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2022-07-20 02:19:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 02:19:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 02:19:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2022-07-20 02:19:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2022-07-20 02:19:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 02:19:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 02:19:55,244 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2022-07-20 02:19:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2022-07-20 02:19:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2022-07-20 02:19:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2022-07-20 02:19:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 02:19:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 02:19:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2022-07-20 02:19:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2022-07-20 02:19:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 02:19:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 02:19:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-20 02:19:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-20 02:19:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2022-07-20 02:19:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2022-07-20 02:19:55,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-20 02:19:55,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-20 02:19:55,250 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-07-20 02:19:55,250 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-07-20 02:19:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 02:19:55,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 02:19:55,251 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2022-07-20 02:19:55,251 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2022-07-20 02:19:55,256 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-20 02:19:55,257 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-20 02:19:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2022-07-20 02:19:55,257 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2022-07-20 02:19:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-20 02:19:55,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-20 02:19:55,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 02:19:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 02:19:55,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 02:19:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-20 02:19:55,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-20 02:19:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 02:19:55,258 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2022-07-20 02:19:55,258 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2022-07-20 02:19:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-07-20 02:19:55,259 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-07-20 02:19:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 02:19:55,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 02:19:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 02:19:55,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 02:19:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 02:19:55,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 02:19:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 02:19:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 02:19:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 02:19:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 02:19:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2022-07-20 02:19:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2022-07-20 02:19:55,260 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2022-07-20 02:19:55,260 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2022-07-20 02:19:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-20 02:19:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-20 02:19:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2022-07-20 02:19:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2022-07-20 02:19:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2022-07-20 02:19:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2022-07-20 02:19:55,261 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 02:19:55,261 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 02:19:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2022-07-20 02:19:55,262 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2022-07-20 02:19:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-20 02:19:55,262 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-20 02:19:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-20 02:19:55,262 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-20 02:19:55,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 02:19:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-20 02:19:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-20 02:19:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2022-07-20 02:19:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2022-07-20 02:19:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-20 02:19:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-20 02:19:55,263 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-20 02:19:55,263 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-20 02:19:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 02:19:55,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 02:19:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2022-07-20 02:19:55,264 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2022-07-20 02:19:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 02:19:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2022-07-20 02:19:55,264 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2022-07-20 02:19:55,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 02:19:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 02:19:55,265 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2022-07-20 02:19:55,265 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2022-07-20 02:19:55,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 02:19:55,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 02:19:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 02:19:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 02:19:55,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 02:19:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2022-07-20 02:19:55,267 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2022-07-20 02:19:55,267 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-07-20 02:19:55,267 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-07-20 02:19:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2022-07-20 02:19:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2022-07-20 02:19:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 02:19:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-20 02:19:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2022-07-20 02:19:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2022-07-20 02:19:55,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-20 02:19:55,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-20 02:19:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2022-07-20 02:19:55,269 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2022-07-20 02:19:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2022-07-20 02:19:55,269 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2022-07-20 02:19:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-20 02:19:55,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-20 02:19:55,269 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2022-07-20 02:19:55,269 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2022-07-20 02:19:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-20 02:19:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-20 02:19:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2022-07-20 02:19:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2022-07-20 02:19:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-20 02:19:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-20 02:19:55,270 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-20 02:19:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-20 02:19:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-07-20 02:19:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-07-20 02:19:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2022-07-20 02:19:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2022-07-20 02:19:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2022-07-20 02:19:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2022-07-20 02:19:55,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 02:19:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 02:19:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2022-07-20 02:19:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2022-07-20 02:19:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-20 02:19:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-20 02:19:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-20 02:19:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-20 02:19:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2022-07-20 02:19:55,272 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2022-07-20 02:19:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2022-07-20 02:19:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2022-07-20 02:19:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-20 02:19:55,273 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-20 02:19:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 02:19:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 02:19:55,277 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 02:19:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-20 02:19:55,277 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-20 02:19:55,277 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2022-07-20 02:19:55,277 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2022-07-20 02:19:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 02:19:55,278 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2022-07-20 02:19:55,278 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2022-07-20 02:19:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-20 02:19:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-20 02:19:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2022-07-20 02:19:55,279 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2022-07-20 02:19:55,279 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-20 02:19:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-20 02:19:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 02:19:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 02:19:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2022-07-20 02:19:55,280 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2022-07-20 02:19:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 02:19:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 02:19:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 02:19:55,280 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2022-07-20 02:19:55,281 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2022-07-20 02:19:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-20 02:19:55,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-20 02:19:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-20 02:19:55,281 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-20 02:19:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 02:19:55,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 02:19:55,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 02:19:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 02:19:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 02:19:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 02:19:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2022-07-20 02:19:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2022-07-20 02:19:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-20 02:19:55,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-20 02:19:55,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_63 [2022-07-20 02:19:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_63 [2022-07-20 02:19:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2022-07-20 02:19:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2022-07-20 02:19:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-07-20 02:19:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-07-20 02:19:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-20 02:19:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-20 02:19:55,283 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2022-07-20 02:19:55,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2022-07-20 02:19:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-20 02:19:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-20 02:19:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2022-07-20 02:19:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2022-07-20 02:19:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:19:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 02:19:55,284 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2022-07-20 02:19:55,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2022-07-20 02:19:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 02:19:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 02:19:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2022-07-20 02:19:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2022-07-20 02:19:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-20 02:19:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-20 02:19:55,285 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2022-07-20 02:19:55,285 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2022-07-20 02:19:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2022-07-20 02:19:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2022-07-20 02:19:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2022-07-20 02:19:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2022-07-20 02:19:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-20 02:19:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-20 02:19:55,286 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 02:19:55,286 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 02:19:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_72 [2022-07-20 02:19:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_72 [2022-07-20 02:19:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2022-07-20 02:19:55,287 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2022-07-20 02:19:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 02:19:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 02:19:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 02:19:55,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 02:19:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 02:19:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 02:19:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2022-07-20 02:19:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2022-07-20 02:19:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2022-07-20 02:19:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2022-07-20 02:19:55,288 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2022-07-20 02:19:55,288 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2022-07-20 02:19:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2022-07-20 02:19:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2022-07-20 02:19:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2022-07-20 02:19:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2022-07-20 02:19:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2022-07-20 02:19:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2022-07-20 02:19:55,289 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-20 02:19:55,289 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-20 02:19:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2022-07-20 02:19:55,290 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2022-07-20 02:19:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2022-07-20 02:19:55,290 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2022-07-20 02:19:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2022-07-20 02:19:55,290 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2022-07-20 02:19:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2022-07-20 02:19:55,290 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2022-07-20 02:19:55,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2022-07-20 02:19:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2022-07-20 02:19:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2022-07-20 02:19:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2022-07-20 02:19:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-20 02:19:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-20 02:19:55,291 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2022-07-20 02:19:55,291 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2022-07-20 02:19:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2022-07-20 02:19:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2022-07-20 02:19:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2022-07-20 02:19:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2022-07-20 02:19:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2022-07-20 02:19:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2022-07-20 02:19:55,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 02:19:55,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 02:19:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-20 02:19:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-20 02:19:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2022-07-20 02:19:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2022-07-20 02:19:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2022-07-20 02:19:55,293 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2022-07-20 02:19:55,293 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2022-07-20 02:19:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2022-07-20 02:19:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-20 02:19:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-20 02:19:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 02:19:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 02:19:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2022-07-20 02:19:55,294 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2022-07-20 02:19:55,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 02:19:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 02:19:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2022-07-20 02:19:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2022-07-20 02:19:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-20 02:19:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-20 02:19:55,295 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2022-07-20 02:19:55,295 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2022-07-20 02:19:56,578 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 02:19:56,581 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 02:19:59,906 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 02:22:11,415 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 02:22:11,921 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 02:22:11,944 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 02:22:11,944 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-20 02:22:11,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:22:11 BoogieIcfgContainer [2022-07-20 02:22:11,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 02:22:11,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 02:22:11,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 02:22:11,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 02:22:11,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 02:19:46" (1/3) ... [2022-07-20 02:22:11,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b240efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:22:11, skipping insertion in model container [2022-07-20 02:22:11,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 02:19:54" (2/3) ... [2022-07-20 02:22:11,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b240efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 02:22:11, skipping insertion in model container [2022-07-20 02:22:11,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 02:22:11" (3/3) ... [2022-07-20 02:22:11,958 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-20 02:22:11,971 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 02:22:11,971 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-20 02:22:12,060 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 02:22:12,066 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@5ed13154, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3b228e5f [2022-07-20 02:22:12,066 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-20 02:22:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand has 3184 states, 2248 states have (on average 1.2887010676156583) internal successors, (2897), 2315 states have internal predecessors, (2897), 767 states have call successors, (767), 171 states have call predecessors, (767), 170 states have return successors, (761), 748 states have call predecessors, (761), 761 states have call successors, (761) [2022-07-20 02:22:12,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-07-20 02:22:12,112 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:12,113 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:22:12,114 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:22:12,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:12,120 INFO L85 PathProgramCache]: Analyzing trace with hash -410247399, now seen corresponding path program 1 times [2022-07-20 02:22:12,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:22:12,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [945738322] [2022-07-20 02:22:12,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:12,140 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:22:12,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:22:12,143 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:22:12,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 02:22:14,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:14,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 2379 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:22:14,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:22:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-20 02:22:15,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:22:15,156 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:22:15,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [945738322] [2022-07-20 02:22:15,157 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [945738322] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:15,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:15,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:22:15,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252755534] [2022-07-20 02:22:15,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:15,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:22:15,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:22:15,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:22:15,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:15,203 INFO L87 Difference]: Start difference. First operand has 3184 states, 2248 states have (on average 1.2887010676156583) internal successors, (2897), 2315 states have internal predecessors, (2897), 767 states have call successors, (767), 171 states have call predecessors, (767), 170 states have return successors, (761), 748 states have call predecessors, (761), 761 states have call successors, (761) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-20 02:22:16,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:16,376 INFO L93 Difference]: Finished difference Result 9348 states and 13113 transitions. [2022-07-20 02:22:16,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:22:16,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 237 [2022-07-20 02:22:16,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:16,445 INFO L225 Difference]: With dead ends: 9348 [2022-07-20 02:22:16,445 INFO L226 Difference]: Without dead ends: 6197 [2022-07-20 02:22:16,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 235 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:16,484 INFO L413 NwaCegarLoop]: 5108 mSDtfsCounter, 4228 mSDsluCounter, 4336 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4228 SdHoareTripleChecker+Valid, 9444 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:16,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4228 Valid, 9444 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-20 02:22:16,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-07-20 02:22:16,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 6193. [2022-07-20 02:22:16,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6193 states, 4391 states have (on average 1.2862673650649055) internal successors, (5648), 4520 states have internal predecessors, (5648), 1463 states have call successors, (1463), 337 states have call predecessors, (1463), 336 states have return successors, (1459), 1433 states have call predecessors, (1459), 1459 states have call successors, (1459) [2022-07-20 02:22:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 6193 states and 8570 transitions. [2022-07-20 02:22:16,878 INFO L78 Accepts]: Start accepts. Automaton has 6193 states and 8570 transitions. Word has length 237 [2022-07-20 02:22:16,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:16,882 INFO L495 AbstractCegarLoop]: Abstraction has 6193 states and 8570 transitions. [2022-07-20 02:22:16,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-20 02:22:16,883 INFO L276 IsEmpty]: Start isEmpty. Operand 6193 states and 8570 transitions. [2022-07-20 02:22:16,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-07-20 02:22:16,890 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:16,891 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:22:16,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 02:22:17,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:22:17,112 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:22:17,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:17,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1794453411, now seen corresponding path program 1 times [2022-07-20 02:22:17,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:22:17,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973546915] [2022-07-20 02:22:17,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:17,118 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:22:17,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:22:17,119 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:22:17,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 02:22:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:19,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:22:19,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:22:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-20 02:22:19,846 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:22:19,847 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:22:19,847 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1973546915] [2022-07-20 02:22:19,847 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1973546915] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:19,847 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:19,847 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:22:19,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486528340] [2022-07-20 02:22:19,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:19,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:22:19,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:22:19,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:22:19,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:19,852 INFO L87 Difference]: Start difference. First operand 6193 states and 8570 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-20 02:22:20,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:20,856 INFO L93 Difference]: Finished difference Result 18429 states and 25528 transitions. [2022-07-20 02:22:20,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:22:20,857 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 241 [2022-07-20 02:22:20,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:20,960 INFO L225 Difference]: With dead ends: 18429 [2022-07-20 02:22:20,960 INFO L226 Difference]: Without dead ends: 12279 [2022-07-20 02:22:21,016 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:21,028 INFO L413 NwaCegarLoop]: 5194 mSDtfsCounter, 4278 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4278 SdHoareTripleChecker+Valid, 9537 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:21,029 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4278 Valid, 9537 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-20 02:22:21,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12279 states. [2022-07-20 02:22:21,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12279 to 12250. [2022-07-20 02:22:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12250 states, 8704 states have (on average 1.2868795955882353) internal successors, (11201), 8964 states have internal predecessors, (11201), 2872 states have call successors, (2872), 672 states have call predecessors, (2872), 671 states have return successors, (2902), 2809 states have call predecessors, (2902), 2868 states have call successors, (2902) [2022-07-20 02:22:21,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12250 states to 12250 states and 16975 transitions. [2022-07-20 02:22:21,587 INFO L78 Accepts]: Start accepts. Automaton has 12250 states and 16975 transitions. Word has length 241 [2022-07-20 02:22:21,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:21,589 INFO L495 AbstractCegarLoop]: Abstraction has 12250 states and 16975 transitions. [2022-07-20 02:22:21,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2022-07-20 02:22:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 12250 states and 16975 transitions. [2022-07-20 02:22:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-20 02:22:21,595 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:21,596 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:22:21,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 02:22:21,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:22:21,812 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:22:21,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:21,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1906340829, now seen corresponding path program 1 times [2022-07-20 02:22:21,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:22:21,815 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [450977093] [2022-07-20 02:22:21,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:21,815 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:22:21,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:22:21,819 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:22:21,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 02:22:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:24,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 2469 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:22:24,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:22:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-20 02:22:24,874 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:22:24,875 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:22:24,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [450977093] [2022-07-20 02:22:24,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [450977093] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:24,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:24,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:22:24,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762403247] [2022-07-20 02:22:24,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:24,876 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:22:24,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:22:24,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:22:24,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:24,877 INFO L87 Difference]: Start difference. First operand 12250 states and 16975 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 02:22:25,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:25,819 INFO L93 Difference]: Finished difference Result 36372 states and 50419 transitions. [2022-07-20 02:22:25,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:22:25,820 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 253 [2022-07-20 02:22:25,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:26,013 INFO L225 Difference]: With dead ends: 36372 [2022-07-20 02:22:26,014 INFO L226 Difference]: Without dead ends: 24165 [2022-07-20 02:22:26,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:26,279 INFO L413 NwaCegarLoop]: 5430 mSDtfsCounter, 4199 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4199 SdHoareTripleChecker+Valid, 9789 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:26,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 9789 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-20 02:22:26,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24165 states. [2022-07-20 02:22:27,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24165 to 24116. [2022-07-20 02:22:27,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24116 states, 17160 states have (on average 1.2863053613053612) internal successors, (22073), 17662 states have internal predecessors, (22073), 5620 states have call successors, (5620), 1334 states have call predecessors, (5620), 1333 states have return successors, (5748), 5491 states have call predecessors, (5748), 5616 states have call successors, (5748) [2022-07-20 02:22:27,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24116 states to 24116 states and 33441 transitions. [2022-07-20 02:22:27,358 INFO L78 Accepts]: Start accepts. Automaton has 24116 states and 33441 transitions. Word has length 253 [2022-07-20 02:22:27,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:27,359 INFO L495 AbstractCegarLoop]: Abstraction has 24116 states and 33441 transitions. [2022-07-20 02:22:27,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 3 states have call successors, (28), 3 states have call predecessors, (28), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 02:22:27,359 INFO L276 IsEmpty]: Start isEmpty. Operand 24116 states and 33441 transitions. [2022-07-20 02:22:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-20 02:22:27,369 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:27,369 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2022-07-20 02:22:27,450 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-20 02:22:27,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:22:27,591 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:22:27,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:27,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1139698583, now seen corresponding path program 1 times [2022-07-20 02:22:27,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:22:27,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1108500360] [2022-07-20 02:22:27,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:27,595 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:22:27,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:22:27,600 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:22:27,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 02:22:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:29,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 2599 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:22:29,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:22:30,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1542 trivial. 0 not checked. [2022-07-20 02:22:30,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:22:30,511 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:22:30,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1108500360] [2022-07-20 02:22:30,512 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1108500360] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:30,512 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:30,512 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:22:30,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630317394] [2022-07-20 02:22:30,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:30,513 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:22:30,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:22:30,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:22:30,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:30,514 INFO L87 Difference]: Start difference. First operand 24116 states and 33441 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-20 02:22:33,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:33,342 INFO L93 Difference]: Finished difference Result 53328 states and 73680 transitions. [2022-07-20 02:22:33,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:22:33,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 268 [2022-07-20 02:22:33,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:33,591 INFO L225 Difference]: With dead ends: 53328 [2022-07-20 02:22:33,591 INFO L226 Difference]: Without dead ends: 29255 [2022-07-20 02:22:33,679 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:33,680 INFO L413 NwaCegarLoop]: 5001 mSDtfsCounter, 3324 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3324 SdHoareTripleChecker+Valid, 9308 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:33,680 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3324 Valid, 9308 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-07-20 02:22:33,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29255 states. [2022-07-20 02:22:34,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29255 to 29224. [2022-07-20 02:22:34,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29224 states, 20689 states have (on average 1.2819372613466093) internal successors, (26522), 21309 states have internal predecessors, (26522), 6759 states have call successors, (6759), 1770 states have call predecessors, (6759), 1773 states have return successors, (6853), 6618 states have call predecessors, (6853), 6755 states have call successors, (6853) [2022-07-20 02:22:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29224 states to 29224 states and 40134 transitions. [2022-07-20 02:22:35,192 INFO L78 Accepts]: Start accepts. Automaton has 29224 states and 40134 transitions. Word has length 268 [2022-07-20 02:22:35,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:35,193 INFO L495 AbstractCegarLoop]: Abstraction has 29224 states and 40134 transitions. [2022-07-20 02:22:35,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-20 02:22:35,193 INFO L276 IsEmpty]: Start isEmpty. Operand 29224 states and 40134 transitions. [2022-07-20 02:22:35,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-20 02:22:35,199 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:35,199 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 02:22:35,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-20 02:22:35,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:22:35,420 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:22:35,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:35,421 INFO L85 PathProgramCache]: Analyzing trace with hash -670162885, now seen corresponding path program 1 times [2022-07-20 02:22:35,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:22:35,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [132542636] [2022-07-20 02:22:35,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:35,424 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:22:35,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:22:35,426 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:22:35,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 02:22:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:37,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:22:37,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:22:38,372 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-20 02:22:38,372 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:22:38,372 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:22:38,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [132542636] [2022-07-20 02:22:38,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [132542636] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:38,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:38,373 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:22:38,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870096912] [2022-07-20 02:22:38,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:38,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:22:38,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:22:38,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:22:38,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:38,374 INFO L87 Difference]: Start difference. First operand 29224 states and 40134 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-20 02:22:42,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:42,067 INFO L93 Difference]: Finished difference Result 67239 states and 91750 transitions. [2022-07-20 02:22:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:22:42,068 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 264 [2022-07-20 02:22:42,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:42,298 INFO L225 Difference]: With dead ends: 67239 [2022-07-20 02:22:42,298 INFO L226 Difference]: Without dead ends: 38058 [2022-07-20 02:22:42,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 262 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:42,393 INFO L413 NwaCegarLoop]: 4962 mSDtfsCounter, 3312 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3312 SdHoareTripleChecker+Valid, 9223 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:42,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3312 Valid, 9223 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-07-20 02:22:42,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38058 states. [2022-07-20 02:22:43,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38058 to 38025. [2022-07-20 02:22:43,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38025 states, 26890 states have (on average 1.2725548531052435) internal successors, (34219), 27713 states have internal predecessors, (34219), 8581 states have call successors, (8581), 2548 states have call predecessors, (8581), 2551 states have return successors, (8777), 8353 states have call predecessors, (8777), 8577 states have call successors, (8777) [2022-07-20 02:22:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38025 states to 38025 states and 51577 transitions. [2022-07-20 02:22:43,988 INFO L78 Accepts]: Start accepts. Automaton has 38025 states and 51577 transitions. Word has length 264 [2022-07-20 02:22:43,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:43,989 INFO L495 AbstractCegarLoop]: Abstraction has 38025 states and 51577 transitions. [2022-07-20 02:22:43,989 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2022-07-20 02:22:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 38025 states and 51577 transitions. [2022-07-20 02:22:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-20 02:22:43,996 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:43,996 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 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] [2022-07-20 02:22:44,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-20 02:22:44,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:22:44,216 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:22:44,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:44,216 INFO L85 PathProgramCache]: Analyzing trace with hash 261335970, now seen corresponding path program 1 times [2022-07-20 02:22:44,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:22:44,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1575219044] [2022-07-20 02:22:44,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:44,219 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:22:44,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:22:44,220 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:22:44,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 02:22:46,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:46,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:22:46,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:22:47,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-20 02:22:47,075 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:22:47,075 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:22:47,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1575219044] [2022-07-20 02:22:47,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1575219044] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:47,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:47,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:22:47,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376104858] [2022-07-20 02:22:47,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:47,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:22:47,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:22:47,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:22:47,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:47,078 INFO L87 Difference]: Start difference. First operand 38025 states and 51577 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-20 02:22:49,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:49,136 INFO L93 Difference]: Finished difference Result 106483 states and 144928 transitions. [2022-07-20 02:22:49,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:22:49,136 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 276 [2022-07-20 02:22:49,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:22:49,547 INFO L225 Difference]: With dead ends: 106483 [2022-07-20 02:22:49,547 INFO L226 Difference]: Without dead ends: 68501 [2022-07-20 02:22:49,936 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:49,939 INFO L413 NwaCegarLoop]: 5456 mSDtfsCounter, 4284 mSDsluCounter, 4358 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4284 SdHoareTripleChecker+Valid, 9814 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-20 02:22:49,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4284 Valid, 9814 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-20 02:22:50,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68501 states. [2022-07-20 02:22:52,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68501 to 68444. [2022-07-20 02:22:52,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68444 states, 48359 states have (on average 1.27510908000579) internal successors, (61663), 49887 states have internal predecessors, (61663), 15635 states have call successors, (15635), 4448 states have call predecessors, (15635), 4447 states have return successors, (15999), 15174 states have call predecessors, (15999), 15631 states have call successors, (15999) [2022-07-20 02:22:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68444 states to 68444 states and 93297 transitions. [2022-07-20 02:22:52,868 INFO L78 Accepts]: Start accepts. Automaton has 68444 states and 93297 transitions. Word has length 276 [2022-07-20 02:22:52,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:22:52,869 INFO L495 AbstractCegarLoop]: Abstraction has 68444 states and 93297 transitions. [2022-07-20 02:22:52,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (30), 3 states have call predecessors, (30), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-20 02:22:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 68444 states and 93297 transitions. [2022-07-20 02:22:52,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-20 02:22:52,874 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:22:52,874 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-20 02:22:52,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-20 02:22:53,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:22:53,088 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:22:53,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:22:53,088 INFO L85 PathProgramCache]: Analyzing trace with hash -341688145, now seen corresponding path program 1 times [2022-07-20 02:22:53,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:22:53,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587891474] [2022-07-20 02:22:53,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:22:53,091 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:22:53,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:22:53,094 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:22:53,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-20 02:22:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:22:55,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 02:22:55,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:22:56,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 1731 trivial. 0 not checked. [2022-07-20 02:22:56,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:22:56,088 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:22:56,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587891474] [2022-07-20 02:22:56,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587891474] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:22:56,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:22:56,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 02:22:56,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848418069] [2022-07-20 02:22:56,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:22:56,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 02:22:56,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:22:56,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 02:22:56,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:22:56,091 INFO L87 Difference]: Start difference. First operand 68444 states and 93297 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-20 02:22:59,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 02:22:59,914 INFO L93 Difference]: Finished difference Result 203273 states and 277148 transitions. [2022-07-20 02:22:59,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 02:22:59,914 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 293 [2022-07-20 02:22:59,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 02:23:00,718 INFO L225 Difference]: With dead ends: 203273 [2022-07-20 02:23:00,718 INFO L226 Difference]: Without dead ends: 134928 [2022-07-20 02:23:00,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 291 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 02:23:00,928 INFO L413 NwaCegarLoop]: 6537 mSDtfsCounter, 4192 mSDsluCounter, 4345 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4192 SdHoareTripleChecker+Valid, 10882 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 02:23:00,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4192 Valid, 10882 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 02:23:01,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-20 02:23:04,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134924. [2022-07-20 02:23:05,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134924 states, 95481 states have (on average 1.2752589520428148) internal successors, (121763), 98391 states have internal predecessors, (121763), 30659 states have call successors, (30659), 8766 states have call predecessors, (30659), 8781 states have return successors, (31391), 29898 states have call predecessors, (31391), 30655 states have call successors, (31391) [2022-07-20 02:23:05,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134924 states to 134924 states and 183813 transitions. [2022-07-20 02:23:06,024 INFO L78 Accepts]: Start accepts. Automaton has 134924 states and 183813 transitions. Word has length 293 [2022-07-20 02:23:06,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 02:23:06,026 INFO L495 AbstractCegarLoop]: Abstraction has 134924 states and 183813 transitions. [2022-07-20 02:23:06,026 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-07-20 02:23:06,026 INFO L276 IsEmpty]: Start isEmpty. Operand 134924 states and 183813 transitions. [2022-07-20 02:23:06,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-20 02:23:06,029 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 02:23:06,029 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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] [2022-07-20 02:23:06,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-20 02:23:06,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 02:23:06,235 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-07-20 02:23:06,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 02:23:06,236 INFO L85 PathProgramCache]: Analyzing trace with hash -201139535, now seen corresponding path program 1 times [2022-07-20 02:23:06,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 02:23:06,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [921042535] [2022-07-20 02:23:06,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 02:23:06,239 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 02:23:06,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 02:23:06,240 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 02:23:06,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-20 02:23:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 02:23:08,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-20 02:23:08,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 02:23:21,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1819 trivial. 0 not checked. [2022-07-20 02:23:21,133 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 02:23:21,133 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 02:23:21,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [921042535] [2022-07-20 02:23:21,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [921042535] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 02:23:21,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 02:23:21,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-20 02:23:21,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069826494] [2022-07-20 02:23:21,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 02:23:21,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-20 02:23:21,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 02:23:21,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-20 02:23:21,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-20 02:23:21,135 INFO L87 Difference]: Start difference. First operand 134924 states and 183813 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 3 states have internal predecessors, (64), 1 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28)