./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 791161d1 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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-?-791161d [2022-07-23 02:34:38,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:34:38,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:34:38,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:34:38,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:34:38,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:34:38,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:34:38,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:34:38,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:34:38,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:34:38,231 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:34:38,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:34:38,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:34:38,235 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:34:38,237 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:34:38,238 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:34:38,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:34:38,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:34:38,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:34:38,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:34:38,250 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:34:38,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:34:38,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:34:38,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:34:38,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:34:38,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:34:38,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:34:38,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:34:38,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:34:38,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:34:38,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:34:38,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:34:38,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:34:38,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:34:38,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:34:38,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:34:38,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:34:38,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:34:38,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:34:38,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:34:38,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:34:38,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:34:38,273 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 02:34:38,304 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:34:38,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:34:38,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:34:38,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:34:38,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:34:38,306 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:34:38,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:34:38,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:34:38,307 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:34:38,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:34:38,308 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 02:34:38,309 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:34:38,309 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:34:38,309 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:34:38,309 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:34:38,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:34:38,310 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:34:38,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:34:38,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:34:38,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:34:38,311 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:34:38,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:34:38,312 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:34:38,312 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:34:38,312 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:34:38,312 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 02:34:38,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 02:34:38,313 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:34:38,313 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:34:38,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:34:38,313 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-23 02:34:38,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:34:38,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:34:38,615 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:34:38,616 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:34:38,617 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:34:38,619 INFO L432 ainManager$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 [2022-07-23 02:34:38,682 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095b59c14/3e21d89c287e473a8c961e41afb77ed1/FLAGdf5e5d217 [2022-07-23 02:34:39,648 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:34:39,649 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 [2022-07-23 02:34:39,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095b59c14/3e21d89c287e473a8c961e41afb77ed1/FLAGdf5e5d217 [2022-07-23 02:34:40,049 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095b59c14/3e21d89c287e473a8c961e41afb77ed1 [2022-07-23 02:34:40,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:34:40,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:34:40,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:34:40,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:34:40,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:34:40,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:34:40" (1/1) ... [2022-07-23 02:34:40,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d9efc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:40, skipping insertion in model container [2022-07-23 02:34:40,061 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:34:40" (1/1) ... [2022-07-23 02:34:40,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:34:40,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:34:45,617 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] [2022-07-23 02:34:45,621 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] [2022-07-23 02:34:45,622 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] [2022-07-23 02:34:45,622 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] [2022-07-23 02:34:45,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:34:45,735 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:34:45,925 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) [2022-07-23 02:34:45,933 INFO L158 Benchmark]: Toolchain (without parser) took 5877.67ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 70.5MB in the beginning and 119.0MB in the end (delta: -48.5MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2022-07-23 02:34:45,934 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 86.0MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 02:34:45,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5874.05ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 70.2MB in the beginning and 119.0MB in the end (delta: -48.8MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2022-07-23 02:34:45,937 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 86.0MB. Free memory was 65.8MB in the beginning and 65.8MB in the end (delta: 44.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5874.05ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 70.2MB in the beginning and 119.0MB in the end (delta: -48.8MB). Peak memory consumption was 71.2MB. 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-?-791161d [2022-07-23 02:34:47,833 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 02:34:47,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 02:34:47,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 02:34:47,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 02:34:47,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 02:34:47,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 02:34:47,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 02:34:47,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 02:34:47,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 02:34:47,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 02:34:47,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 02:34:47,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 02:34:47,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 02:34:47,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 02:34:47,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 02:34:47,901 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 02:34:47,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 02:34:47,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 02:34:47,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 02:34:47,909 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 02:34:47,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 02:34:47,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 02:34:47,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 02:34:47,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 02:34:47,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 02:34:47,923 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 02:34:47,923 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 02:34:47,924 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 02:34:47,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 02:34:47,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 02:34:47,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 02:34:47,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 02:34:47,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 02:34:47,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 02:34:47,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 02:34:47,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 02:34:47,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 02:34:47,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 02:34:47,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 02:34:47,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 02:34:47,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 02:34:47,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-23 02:34:47,970 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 02:34:47,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 02:34:47,971 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 02:34:47,971 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 02:34:47,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 02:34:47,972 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 02:34:47,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 02:34:47,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 02:34:47,974 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 02:34:47,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 02:34:47,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 02:34:47,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 02:34:47,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 02:34:47,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 02:34:47,976 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 02:34:47,976 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 02:34:47,976 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 02:34:47,976 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 02:34:47,976 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 02:34:47,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 02:34:47,977 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 02:34:47,977 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 02:34:47,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 02:34:47,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:34:47,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 02:34:47,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 02:34:47,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 02:34:47,978 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 02:34:47,978 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 02:34:47,979 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 02:34:47,979 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 02:34:47,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 02:34:47,979 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 02:34:47,979 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08c4ab5181b7abd6700c38bd6f4a3ecc0debf94ce89805012c81d15880051c78 [2022-07-23 02:34:48,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 02:34:48,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 02:34:48,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 02:34:48,362 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 02:34:48,363 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 02:34:48,364 INFO L432 ainManager$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 [2022-07-23 02:34:48,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283a025e9/3a7485342fbb485184a2657604aa0410/FLAG6f8b9b016 [2022-07-23 02:34:49,447 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 02:34:49,448 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 [2022-07-23 02:34:49,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283a025e9/3a7485342fbb485184a2657604aa0410/FLAG6f8b9b016 [2022-07-23 02:34:49,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/283a025e9/3a7485342fbb485184a2657604aa0410 [2022-07-23 02:34:49,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 02:34:49,946 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 02:34:49,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 02:34:49,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 02:34:49,953 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 02:34:49,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:34:49" (1/1) ... [2022-07-23 02:34:49,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50194c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:49, skipping insertion in model container [2022-07-23 02:34:49,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 02:34:49" (1/1) ... [2022-07-23 02:34:49,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 02:34:50,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:34:56,226 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] [2022-07-23 02:34:56,234 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] [2022-07-23 02:34:56,235 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] [2022-07-23 02:34:56,236 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] [2022-07-23 02:34:56,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:34:56,403 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-23 02:34:56,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 02:34:56,999 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] [2022-07-23 02:34:57,000 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] [2022-07-23 02:34:57,001 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] [2022-07-23 02:34:57,001 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] [2022-07-23 02:34:57,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:34:57,039 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 02:34:57,530 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] [2022-07-23 02:34:57,531 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] [2022-07-23 02:34:57,531 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] [2022-07-23 02:34:57,531 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] [2022-07-23 02:34:57,556 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 02:34:57,897 INFO L208 MainTranslator]: Completed translation [2022-07-23 02:34:57,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57 WrapperNode [2022-07-23 02:34:57,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 02:34:57,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 02:34:57,900 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 02:34:57,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 02:34:57,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,348 INFO L137 Inliner]: procedures = 677, calls = 4677, calls flagged for inlining = 358, calls inlined = 345, statements flattened = 10154 [2022-07-23 02:34:58,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 02:34:58,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 02:34:58,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 02:34:58,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 02:34:58,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,771 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,830 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 02:34:58,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 02:34:58,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 02:34:58,832 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 02:34:58,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (1/1) ... [2022-07-23 02:34:58,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 02:34:58,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 02:34:58,860 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 02:34:58,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 02:34:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 02:34:58,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 02:34:58,907 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-23 02:34:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-23 02:34:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2022-07-23 02:34:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2022-07-23 02:34:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-23 02:34:58,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-23 02:34:58,908 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2022-07-23 02:34:58,909 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2022-07-23 02:34:58,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 02:34:58,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 02:34:58,909 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-23 02:34:58,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-23 02:34:58,909 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2022-07-23 02:34:58,909 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2022-07-23 02:34:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2022-07-23 02:34:58,910 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2022-07-23 02:34:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2022-07-23 02:34:58,910 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2022-07-23 02:34:58,910 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2022-07-23 02:34:58,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2022-07-23 02:34:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 02:34:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-23 02:34:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2022-07-23 02:34:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2022-07-23 02:34:58,911 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-23 02:34:58,911 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-23 02:34:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-23 02:34:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-23 02:34:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-23 02:34:58,912 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-23 02:34:58,912 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2022-07-23 02:34:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2022-07-23 02:34:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2022-07-23 02:34:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2022-07-23 02:34:58,913 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-23 02:34:58,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-23 02:34:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 02:34:58,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-23 02:34:58,914 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-23 02:34:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-23 02:34:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-23 02:34:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-23 02:34:58,915 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2022-07-23 02:34:58,915 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2022-07-23 02:34:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-23 02:34:58,916 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-23 02:34:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 02:34:58,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 02:34:58,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-23 02:34:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-23 02:34:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2022-07-23 02:34:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2022-07-23 02:34:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 02:34:58,917 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 02:34:58,917 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 02:34:58,918 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-07-23 02:34:58,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-07-23 02:34:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-23 02:34:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-23 02:34:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2022-07-23 02:34:58,919 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2022-07-23 02:34:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-23 02:34:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-23 02:34:58,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-23 02:34:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2022-07-23 02:34:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2022-07-23 02:34:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2022-07-23 02:34:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2022-07-23 02:34:58,920 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2022-07-23 02:34:58,920 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2022-07-23 02:34:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-23 02:34:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-23 02:34:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2022-07-23 02:34:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2022-07-23 02:34:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2022-07-23 02:34:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2022-07-23 02:34:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2022-07-23 02:34:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2022-07-23 02:34:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2022-07-23 02:34:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2022-07-23 02:34:58,921 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2022-07-23 02:34:58,921 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2022-07-23 02:34:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-23 02:34:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-23 02:34:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2022-07-23 02:34:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2022-07-23 02:34:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-23 02:34:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-23 02:34:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2022-07-23 02:34:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2022-07-23 02:34:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2022-07-23 02:34:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2022-07-23 02:34:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-23 02:34:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-23 02:34:58,922 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2022-07-23 02:34:58,922 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2022-07-23 02:34:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-23 02:34:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-23 02:34:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-23 02:34:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-23 02:34:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2022-07-23 02:34:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2022-07-23 02:34:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-23 02:34:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-23 02:34:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-07-23 02:34:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-07-23 02:34:58,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-23 02:34:58,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2022-07-23 02:34:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-23 02:34:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2022-07-23 02:34:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 02:34:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-23 02:34:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-23 02:34:58,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-23 02:34:58,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2022-07-23 02:34:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-07-23 02:34:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-23 02:34:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-23 02:34:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:34:58,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-23 02:34:58,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-23 02:34:58,926 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-23 02:34:58,926 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-23 02:34:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-23 02:34:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-23 02:34:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-23 02:34:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-23 02:34:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2022-07-23 02:34:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2022-07-23 02:34:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-23 02:34:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-23 02:34:58,927 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-23 02:34:58,927 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-23 02:34:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 02:34:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 02:34:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2022-07-23 02:34:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2022-07-23 02:34:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-23 02:34:58,928 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2022-07-23 02:34:58,928 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2022-07-23 02:34:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-23 02:34:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-23 02:34:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2022-07-23 02:34:58,929 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2022-07-23 02:34:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-23 02:34:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-23 02:34:58,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-23 02:34:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 02:34:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 02:34:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2022-07-23 02:34:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2022-07-23 02:34:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-07-23 02:34:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-07-23 02:34:58,930 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2022-07-23 02:34:58,930 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2022-07-23 02:34:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 02:34:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-23 02:34:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2022-07-23 02:34:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2022-07-23 02:34:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-23 02:34:58,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-23 02:34:58,931 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2022-07-23 02:34:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2022-07-23 02:34:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2022-07-23 02:34:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2022-07-23 02:34:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-23 02:34:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-23 02:34:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2022-07-23 02:34:58,932 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2022-07-23 02:34:58,932 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-23 02:34:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-23 02:34:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2022-07-23 02:34:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2022-07-23 02:34:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-23 02:34:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-23 02:34:58,933 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-23 02:34:58,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-23 02:34:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-07-23 02:34:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-07-23 02:34:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2022-07-23 02:34:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2022-07-23 02:34:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2022-07-23 02:34:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2022-07-23 02:34:58,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 02:34:58,934 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 02:34:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2022-07-23 02:34:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2022-07-23 02:34:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-23 02:34:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-23 02:34:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-23 02:34:58,935 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-23 02:34:58,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2022-07-23 02:34:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2022-07-23 02:34:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2022-07-23 02:34:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2022-07-23 02:34:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-23 02:34:58,936 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-23 02:34:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 02:34:58,936 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 02:34:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 02:34:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-23 02:34:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-23 02:34:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2022-07-23 02:34:58,937 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2022-07-23 02:34:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 02:34:58,937 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2022-07-23 02:34:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2022-07-23 02:34:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-23 02:34:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-23 02:34:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2022-07-23 02:34:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2022-07-23 02:34:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-23 02:34:58,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-23 02:34:58,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-23 02:34:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-23 02:34:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2022-07-23 02:34:58,939 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2022-07-23 02:34:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-23 02:34:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-23 02:34:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 02:34:58,939 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2022-07-23 02:34:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2022-07-23 02:34:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-23 02:34:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-23 02:34:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-23 02:34:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-23 02:34:58,940 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-23 02:34:58,940 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-23 02:34:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-23 02:34:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-23 02:34:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-23 02:34:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-23 02:34:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2022-07-23 02:34:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2022-07-23 02:34:58,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-23 02:34:58,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-23 02:34:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_63 [2022-07-23 02:34:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_63 [2022-07-23 02:34:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2022-07-23 02:34:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2022-07-23 02:34:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-07-23 02:34:58,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-07-23 02:34:58,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-23 02:34:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-23 02:34:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2022-07-23 02:34:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2022-07-23 02:34:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-23 02:34:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-23 02:34:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2022-07-23 02:34:58,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2022-07-23 02:34:58,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:34:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-23 02:34:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2022-07-23 02:34:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2022-07-23 02:34:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 02:34:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 02:34:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2022-07-23 02:34:58,944 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2022-07-23 02:34:58,944 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-23 02:34:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-23 02:34:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2022-07-23 02:34:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2022-07-23 02:34:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2022-07-23 02:34:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2022-07-23 02:34:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2022-07-23 02:34:58,945 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2022-07-23 02:34:58,945 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-23 02:34:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-23 02:34:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 02:34:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 02:34:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_72 [2022-07-23 02:34:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_72 [2022-07-23 02:34:58,946 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2022-07-23 02:34:58,946 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2022-07-23 02:34:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-23 02:34:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-23 02:34:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-23 02:34:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-23 02:34:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 02:34:58,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 02:34:58,947 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2022-07-23 02:34:58,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2022-07-23 02:34:58,948 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2022-07-23 02:34:58,948 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2022-07-23 02:34:58,948 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2022-07-23 02:34:58,948 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2022-07-23 02:34:58,948 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2022-07-23 02:34:58,948 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2022-07-23 02:34:58,948 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2022-07-23 02:34:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2022-07-23 02:34:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2022-07-23 02:34:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2022-07-23 02:34:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-23 02:34:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-23 02:34:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2022-07-23 02:34:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2022-07-23 02:34:58,949 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2022-07-23 02:34:58,949 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2022-07-23 02:34:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2022-07-23 02:34:58,950 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2022-07-23 02:34:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2022-07-23 02:34:58,950 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2022-07-23 02:34:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2022-07-23 02:34:58,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2022-07-23 02:34:58,950 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2022-07-23 02:34:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2022-07-23 02:34:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-23 02:34:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-23 02:34:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2022-07-23 02:34:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2022-07-23 02:34:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2022-07-23 02:34:58,951 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2022-07-23 02:34:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2022-07-23 02:34:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2022-07-23 02:34:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2022-07-23 02:34:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2022-07-23 02:34:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-23 02:34:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-23 02:34:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-23 02:34:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-23 02:34:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2022-07-23 02:34:58,953 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2022-07-23 02:34:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2022-07-23 02:34:58,953 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2022-07-23 02:34:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2022-07-23 02:34:58,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2022-07-23 02:34:58,953 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-23 02:34:58,953 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-23 02:34:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 02:34:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 02:34:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2022-07-23 02:34:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2022-07-23 02:34:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-23 02:34:58,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-23 02:34:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2022-07-23 02:34:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2022-07-23 02:34:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-23 02:34:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-23 02:34:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2022-07-23 02:34:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2022-07-23 02:35:00,280 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 02:35:00,288 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 02:35:03,576 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 02:37:17,338 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-23 02:37:18,000 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 02:37:18,046 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 02:37:18,047 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-23 02:37:18,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:37:18 BoogieIcfgContainer [2022-07-23 02:37:18,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 02:37:18,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 02:37:18,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 02:37:18,060 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 02:37:18,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 02:34:49" (1/3) ... [2022-07-23 02:37:18,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5afe2b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:37:18, skipping insertion in model container [2022-07-23 02:37:18,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 02:34:57" (2/3) ... [2022-07-23 02:37:18,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5afe2b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 02:37:18, skipping insertion in model container [2022-07-23 02:37:18,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 02:37:18" (3/3) ... [2022-07-23 02:37:18,064 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-23 02:37:18,076 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 02:37:18,077 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-23 02:37:18,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 02:37:18,195 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@222c0c60, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@16b5540c [2022-07-23 02:37:18,196 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-23 02:37:18,211 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) [2022-07-23 02:37:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-07-23 02:37:18,248 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:37:18,249 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] [2022-07-23 02:37:18,250 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)] === [2022-07-23 02:37:18,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:37:18,256 INFO L85 PathProgramCache]: Analyzing trace with hash -410247399, now seen corresponding path program 1 times [2022-07-23 02:37:18,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:37:18,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1759108342] [2022-07-23 02:37:18,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:37:18,276 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:37:18,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:37:18,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:37:18,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-23 02:37:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:37:20,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 2379 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:37:20,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:37:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-23 02:37:21,398 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:37:21,399 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:37:21,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1759108342] [2022-07-23 02:37:21,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1759108342] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:37:21,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:37:21,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:37:21,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662926687] [2022-07-23 02:37:21,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:37:21,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:37:21,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:37:21,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:37:21,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:37:21,439 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) [2022-07-23 02:37:22,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:37:22,662 INFO L93 Difference]: Finished difference Result 9348 states and 13113 transitions. [2022-07-23 02:37:22,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:37:22,665 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 [2022-07-23 02:37:22,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:37:22,736 INFO L225 Difference]: With dead ends: 9348 [2022-07-23 02:37:22,736 INFO L226 Difference]: Without dead ends: 6197 [2022-07-23 02:37:22,766 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 [2022-07-23 02:37:22,774 INFO L413 NwaCegarLoop]: 5108 mSDtfsCounter, 4228 mSDsluCounter, 4336 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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 [2022-07-23 02:37:22,775 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] [2022-07-23 02:37:22,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-07-23 02:37:23,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 6193. [2022-07-23 02:37:23,124 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) [2022-07-23 02:37:23,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6193 states to 6193 states and 8570 transitions. [2022-07-23 02:37:23,185 INFO L78 Accepts]: Start accepts. Automaton has 6193 states and 8570 transitions. Word has length 237 [2022-07-23 02:37:23,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:37:23,189 INFO L495 AbstractCegarLoop]: Abstraction has 6193 states and 8570 transitions. [2022-07-23 02:37:23,189 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) [2022-07-23 02:37:23,189 INFO L276 IsEmpty]: Start isEmpty. Operand 6193 states and 8570 transitions. [2022-07-23 02:37:23,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-07-23 02:37:23,197 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:37:23,198 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] [2022-07-23 02:37:23,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-23 02:37:23,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:37:23,415 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)] === [2022-07-23 02:37:23,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:37:23,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1794453411, now seen corresponding path program 1 times [2022-07-23 02:37:23,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:37:23,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100721190] [2022-07-23 02:37:23,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:37:23,423 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:37:23,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:37:23,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:37:23,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-23 02:37:25,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:37:25,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 2454 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:37:25,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:37:26,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-23 02:37:26,188 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:37:26,188 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:37:26,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100721190] [2022-07-23 02:37:26,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100721190] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:37:26,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:37:26,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:37:26,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485873550] [2022-07-23 02:37:26,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:37:26,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:37:26,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:37:26,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:37:26,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:37:26,191 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) [2022-07-23 02:37:27,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:37:27,181 INFO L93 Difference]: Finished difference Result 18429 states and 25528 transitions. [2022-07-23 02:37:27,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:37:27,181 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 [2022-07-23 02:37:27,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:37:27,289 INFO L225 Difference]: With dead ends: 18429 [2022-07-23 02:37:27,290 INFO L226 Difference]: Without dead ends: 12279 [2022-07-23 02:37:27,333 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 [2022-07-23 02:37:27,335 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 [2022-07-23 02:37:27,335 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] [2022-07-23 02:37:27,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12279 states. [2022-07-23 02:37:27,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12279 to 12250. [2022-07-23 02:37:27,811 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) [2022-07-23 02:37:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12250 states to 12250 states and 16975 transitions. [2022-07-23 02:37:28,071 INFO L78 Accepts]: Start accepts. Automaton has 12250 states and 16975 transitions. Word has length 241 [2022-07-23 02:37:28,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:37:28,073 INFO L495 AbstractCegarLoop]: Abstraction has 12250 states and 16975 transitions. [2022-07-23 02:37:28,074 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) [2022-07-23 02:37:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 12250 states and 16975 transitions. [2022-07-23 02:37:28,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-23 02:37:28,081 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:37:28,082 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] [2022-07-23 02:37:28,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-23 02:37:28,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:37:28,295 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)] === [2022-07-23 02:37:28,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:37:28,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1906340829, now seen corresponding path program 1 times [2022-07-23 02:37:28,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:37:28,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1720816367] [2022-07-23 02:37:28,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:37:28,319 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:37:28,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:37:28,325 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-23 02:37:28,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-23 02:37:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:37:30,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 2469 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:37:30,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:37:31,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-23 02:37:31,148 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:37:31,148 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:37:31,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1720816367] [2022-07-23 02:37:31,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1720816367] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:37:31,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:37:31,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:37:31,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410558599] [2022-07-23 02:37:31,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:37:31,152 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:37:31,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:37:31,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:37:31,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:37:31,153 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) [2022-07-23 02:37:32,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:37:32,232 INFO L93 Difference]: Finished difference Result 36372 states and 50419 transitions. [2022-07-23 02:37:32,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:37:32,233 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 [2022-07-23 02:37:32,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:37:32,405 INFO L225 Difference]: With dead ends: 36372 [2022-07-23 02:37:32,405 INFO L226 Difference]: Without dead ends: 24165 [2022-07-23 02:37:32,486 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 [2022-07-23 02:37:32,487 INFO L413 NwaCegarLoop]: 5430 mSDtfsCounter, 4199 mSDsluCounter, 4359 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.4s IncrementalHoareTripleChecker+Time [2022-07-23 02:37:32,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4199 Valid, 9789 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-23 02:37:32,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24165 states. [2022-07-23 02:37:33,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24165 to 24116. [2022-07-23 02:37:33,616 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) [2022-07-23 02:37:33,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24116 states to 24116 states and 33441 transitions. [2022-07-23 02:37:33,770 INFO L78 Accepts]: Start accepts. Automaton has 24116 states and 33441 transitions. Word has length 253 [2022-07-23 02:37:33,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:37:33,771 INFO L495 AbstractCegarLoop]: Abstraction has 24116 states and 33441 transitions. [2022-07-23 02:37:33,771 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) [2022-07-23 02:37:33,771 INFO L276 IsEmpty]: Start isEmpty. Operand 24116 states and 33441 transitions. [2022-07-23 02:37:33,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-07-23 02:37:33,779 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:37:33,779 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] [2022-07-23 02:37:33,858 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-23 02:37:33,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:37:33,996 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)] === [2022-07-23 02:37:33,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:37:33,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1139698583, now seen corresponding path program 1 times [2022-07-23 02:37:34,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:37:34,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979176396] [2022-07-23 02:37:34,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:37:34,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:37:34,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:37:34,004 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) [2022-07-23 02:37:34,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-23 02:37:36,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:37:36,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 2599 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:37:36,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:37:37,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1542 trivial. 0 not checked. [2022-07-23 02:37:37,319 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:37:37,319 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:37:37,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979176396] [2022-07-23 02:37:37,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979176396] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:37:37,320 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:37:37,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:37:37,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902442831] [2022-07-23 02:37:37,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:37:37,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:37:37,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:37:37,322 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:37:37,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:37:37,322 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) [2022-07-23 02:37:40,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:37:40,102 INFO L93 Difference]: Finished difference Result 53328 states and 73680 transitions. [2022-07-23 02:37:40,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:37:40,103 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 [2022-07-23 02:37:40,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:37:40,324 INFO L225 Difference]: With dead ends: 53328 [2022-07-23 02:37:40,325 INFO L226 Difference]: Without dead ends: 29255 [2022-07-23 02:37:40,456 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 [2022-07-23 02:37:40,459 INFO L413 NwaCegarLoop]: 5001 mSDtfsCounter, 3324 mSDsluCounter, 4307 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s 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, 1.9s IncrementalHoareTripleChecker+Time [2022-07-23 02:37:40,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3324 Valid, 9308 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-23 02:37:40,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29255 states. [2022-07-23 02:37:41,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29255 to 29224. [2022-07-23 02:37:41,752 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) [2022-07-23 02:37:41,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29224 states to 29224 states and 40134 transitions. [2022-07-23 02:37:41,914 INFO L78 Accepts]: Start accepts. Automaton has 29224 states and 40134 transitions. Word has length 268 [2022-07-23 02:37:41,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:37:41,918 INFO L495 AbstractCegarLoop]: Abstraction has 29224 states and 40134 transitions. [2022-07-23 02:37:41,918 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) [2022-07-23 02:37:41,919 INFO L276 IsEmpty]: Start isEmpty. Operand 29224 states and 40134 transitions. [2022-07-23 02:37:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-07-23 02:37:41,925 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:37:41,925 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] [2022-07-23 02:37:42,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-23 02:37:42,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:37:42,147 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)] === [2022-07-23 02:37:42,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:37:42,148 INFO L85 PathProgramCache]: Analyzing trace with hash -670162885, now seen corresponding path program 1 times [2022-07-23 02:37:42,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:37:42,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169170934] [2022-07-23 02:37:42,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:37:42,153 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:37:42,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:37:42,155 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) [2022-07-23 02:37:42,158 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-23 02:37:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:37:44,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:37:44,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:37:45,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-23 02:37:45,042 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:37:45,042 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:37:45,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169170934] [2022-07-23 02:37:45,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169170934] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:37:45,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:37:45,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:37:45,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140544670] [2022-07-23 02:37:45,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:37:45,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:37:45,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:37:45,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:37:45,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:37:45,044 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) [2022-07-23 02:37:48,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:37:48,899 INFO L93 Difference]: Finished difference Result 67239 states and 91750 transitions. [2022-07-23 02:37:48,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:37:48,900 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 [2022-07-23 02:37:48,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:37:49,118 INFO L225 Difference]: With dead ends: 67239 [2022-07-23 02:37:49,118 INFO L226 Difference]: Without dead ends: 38058 [2022-07-23 02:37:49,214 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 [2022-07-23 02:37:49,215 INFO L413 NwaCegarLoop]: 4962 mSDtfsCounter, 3312 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s 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, 2.7s IncrementalHoareTripleChecker+Time [2022-07-23 02:37:49,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3312 Valid, 9223 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-07-23 02:37:49,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38058 states. [2022-07-23 02:37:50,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38058 to 38025. [2022-07-23 02:37:50,500 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) [2022-07-23 02:37:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38025 states to 38025 states and 51577 transitions. [2022-07-23 02:37:50,711 INFO L78 Accepts]: Start accepts. Automaton has 38025 states and 51577 transitions. Word has length 264 [2022-07-23 02:37:50,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:37:50,712 INFO L495 AbstractCegarLoop]: Abstraction has 38025 states and 51577 transitions. [2022-07-23 02:37:50,712 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) [2022-07-23 02:37:50,712 INFO L276 IsEmpty]: Start isEmpty. Operand 38025 states and 51577 transitions. [2022-07-23 02:37:50,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-23 02:37:50,716 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:37:50,717 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] [2022-07-23 02:37:50,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-23 02:37:50,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:37:50,940 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)] === [2022-07-23 02:37:50,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:37:50,940 INFO L85 PathProgramCache]: Analyzing trace with hash 261335970, now seen corresponding path program 1 times [2022-07-23 02:37:50,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:37:50,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735851128] [2022-07-23 02:37:50,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:37:50,945 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:37:50,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:37:50,947 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) [2022-07-23 02:37:50,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-23 02:37:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:37:53,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 2506 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:37:53,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:37:54,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1663 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-23 02:37:54,132 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:37:54,132 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:37:54,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735851128] [2022-07-23 02:37:54,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [735851128] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:37:54,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:37:54,133 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:37:54,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966693511] [2022-07-23 02:37:54,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:37:54,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:37:54,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:37:54,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:37:54,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:37:54,140 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) [2022-07-23 02:37:55,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:37:55,938 INFO L93 Difference]: Finished difference Result 106483 states and 144928 transitions. [2022-07-23 02:37:55,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:37:55,938 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 [2022-07-23 02:37:55,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:37:56,404 INFO L225 Difference]: With dead ends: 106483 [2022-07-23 02:37:56,405 INFO L226 Difference]: Without dead ends: 68501 [2022-07-23 02:37:56,582 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 [2022-07-23 02:37:56,584 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, 0.4s IncrementalHoareTripleChecker+Time [2022-07-23 02:37:56,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4284 Valid, 9814 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-23 02:37:56,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68501 states. [2022-07-23 02:37:58,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68501 to 68444. [2022-07-23 02:37:58,959 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) [2022-07-23 02:37:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68444 states to 68444 states and 93297 transitions. [2022-07-23 02:37:59,567 INFO L78 Accepts]: Start accepts. Automaton has 68444 states and 93297 transitions. Word has length 276 [2022-07-23 02:37:59,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:37:59,568 INFO L495 AbstractCegarLoop]: Abstraction has 68444 states and 93297 transitions. [2022-07-23 02:37:59,568 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) [2022-07-23 02:37:59,572 INFO L276 IsEmpty]: Start isEmpty. Operand 68444 states and 93297 transitions. [2022-07-23 02:37:59,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-23 02:37:59,577 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:37:59,578 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] [2022-07-23 02:37:59,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-23 02:37:59,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:37:59,787 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)] === [2022-07-23 02:37:59,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:37:59,788 INFO L85 PathProgramCache]: Analyzing trace with hash -341688145, now seen corresponding path program 1 times [2022-07-23 02:37:59,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:37:59,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1840608492] [2022-07-23 02:37:59,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:37:59,792 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:37:59,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:37:59,794 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) [2022-07-23 02:37:59,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-23 02:38:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:38:02,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-23 02:38:02,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-23 02:38:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 1731 trivial. 0 not checked. [2022-07-23 02:38:03,017 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-23 02:38:03,017 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-23 02:38:03,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1840608492] [2022-07-23 02:38:03,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1840608492] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 02:38:03,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 02:38:03,017 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 02:38:03,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743015644] [2022-07-23 02:38:03,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 02:38:03,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-23 02:38:03,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-23 02:38:03,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 02:38:03,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 02:38:03,019 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) [2022-07-23 02:38:06,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 02:38:06,661 INFO L93 Difference]: Finished difference Result 203273 states and 277148 transitions. [2022-07-23 02:38:06,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 02:38:06,664 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 [2022-07-23 02:38:06,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 02:38:07,622 INFO L225 Difference]: With dead ends: 203273 [2022-07-23 02:38:07,622 INFO L226 Difference]: Without dead ends: 134928 [2022-07-23 02:38:07,903 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 [2022-07-23 02:38:07,904 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 [2022-07-23 02:38:07,904 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] [2022-07-23 02:38:08,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134928 states. [2022-07-23 02:38:11,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134928 to 134924. [2022-07-23 02:38:11,982 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) [2022-07-23 02:38:12,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134924 states to 134924 states and 183813 transitions. [2022-07-23 02:38:12,835 INFO L78 Accepts]: Start accepts. Automaton has 134924 states and 183813 transitions. Word has length 293 [2022-07-23 02:38:12,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 02:38:12,836 INFO L495 AbstractCegarLoop]: Abstraction has 134924 states and 183813 transitions. [2022-07-23 02:38:12,836 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) [2022-07-23 02:38:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 134924 states and 183813 transitions. [2022-07-23 02:38:12,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2022-07-23 02:38:12,840 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 02:38:12,840 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] [2022-07-23 02:38:12,893 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-23 02:38:13,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-23 02:38:13,042 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)] === [2022-07-23 02:38:13,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 02:38:13,043 INFO L85 PathProgramCache]: Analyzing trace with hash -201139535, now seen corresponding path program 1 times [2022-07-23 02:38:13,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-23 02:38:13,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [991816135] [2022-07-23 02:38:13,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 02:38:13,045 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-23 02:38:13,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-23 02:38:13,046 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) [2022-07-23 02:38:13,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-23 02:38:15,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 02:38:15,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 2504 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-23 02:38:15,442 INFO L286 TraceCheckSpWp]: Computing forward predicates...