./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.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 ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 15:53:58,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:53:58,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:53:58,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:53:58,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:53:58,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:53:58,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:53:58,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:53:58,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:53:58,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:53:58,163 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:53:58,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:53:58,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:53:58,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:53:58,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:53:58,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:53:58,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:53:58,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:53:58,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:53:58,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:53:58,179 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:53:58,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:53:58,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:53:58,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:53:58,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:53:58,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:53:58,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:53:58,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:53:58,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:53:58,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:53:58,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:53:58,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:53:58,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:53:58,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:53:58,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:53:58,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:53:58,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:53:58,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:53:58,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:53:58,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:53:58,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:53:58,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:53:58,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 15:53:58,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:53:58,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:53:58,221 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:53:58,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:53:58,222 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:53:58,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:53:58,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:53:58,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:53:58,223 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:53:58,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:53:58,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 15:53:58,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:53:58,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:53:58,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:53:58,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:53:58,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:53:58,225 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:53:58,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:53:58,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:53:58,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:53:58,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:53:58,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:53:58,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:53:58,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:53:58,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:53:58,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 15:53:58,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 15:53:58,226 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:53:58,227 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:53:58,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:53:58,227 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b [2022-07-12 15:53:58,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:53:58,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:53:58,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:53:58,461 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:53:58,462 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:53:58,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 15:53:58,521 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17111a5b2/c3ce42009acc4dab9bca660e13a2bb98/FLAGc7069f037 [2022-07-12 15:53:59,310 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:53:59,311 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 15:53:59,370 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17111a5b2/c3ce42009acc4dab9bca660e13a2bb98/FLAGc7069f037 [2022-07-12 15:53:59,814 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17111a5b2/c3ce42009acc4dab9bca660e13a2bb98 [2022-07-12 15:53:59,816 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:53:59,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:53:59,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:53:59,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:53:59,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:53:59,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:53:59" (1/1) ... [2022-07-12 15:53:59,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f5708b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:53:59, skipping insertion in model container [2022-07-12 15:53:59,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:53:59" (1/1) ... [2022-07-12 15:53:59,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:54:00,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:54:06,911 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2022-07-12 15:54:06,914 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2022-07-12 15:54:06,915 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2022-07-12 15:54:06,915 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2022-07-12 15:54:06,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:54:07,019 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:54:07,160 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) 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) [2022-07-12 15:54:07,166 INFO L158 Benchmark]: Toolchain (without parser) took 7347.14ms. Allocated memory was 94.4MB in the beginning and 222.3MB in the end (delta: 127.9MB). Free memory was 53.0MB in the beginning and 104.2MB in the end (delta: -51.2MB). Peak memory consumption was 138.5MB. Max. memory is 16.1GB. [2022-07-12 15:54:07,167 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 15:54:07,168 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7345.09ms. Allocated memory was 94.4MB in the beginning and 222.3MB in the end (delta: 127.9MB). Free memory was 52.8MB in the beginning and 104.2MB in the end (delta: -51.4MB). Peak memory consumption was 138.5MB. Max. memory is 16.1GB. [2022-07-12 15:54:07,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7345.09ms. Allocated memory was 94.4MB in the beginning and 222.3MB in the end (delta: 127.9MB). Free memory was 52.8MB in the beginning and 104.2MB in the end (delta: -51.4MB). Peak memory consumption was 138.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.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 ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 15:54:08,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 15:54:08,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 15:54:08,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 15:54:08,940 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 15:54:08,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 15:54:08,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 15:54:08,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 15:54:08,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 15:54:08,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 15:54:08,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 15:54:08,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 15:54:08,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 15:54:08,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 15:54:08,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 15:54:08,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 15:54:08,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 15:54:08,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 15:54:08,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 15:54:08,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 15:54:08,968 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 15:54:08,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 15:54:08,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 15:54:08,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 15:54:08,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 15:54:08,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 15:54:08,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 15:54:08,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 15:54:08,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 15:54:08,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 15:54:08,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 15:54:08,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 15:54:08,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 15:54:08,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 15:54:08,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 15:54:08,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 15:54:08,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 15:54:08,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 15:54:08,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 15:54:08,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 15:54:08,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 15:54:08,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 15:54:08,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 15:54:09,020 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 15:54:09,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 15:54:09,021 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 15:54:09,021 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 15:54:09,022 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 15:54:09,022 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 15:54:09,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 15:54:09,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 15:54:09,023 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 15:54:09,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 15:54:09,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 15:54:09,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 15:54:09,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 15:54:09,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 15:54:09,024 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 15:54:09,024 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 15:54:09,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 15:54:09,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 15:54:09,025 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 15:54:09,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 15:54:09,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 15:54:09,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 15:54:09,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 15:54:09,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:54:09,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 15:54:09,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 15:54:09,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 15:54:09,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 15:54:09,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 15:54:09,026 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 15:54:09,027 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 15:54:09,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 15:54:09,027 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 15:54:09,027 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab0b375f71eb557eddedfb6836efa7383e8c24249ba51445e071f612ca1dd29b [2022-07-12 15:54:09,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 15:54:09,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 15:54:09,366 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 15:54:09,367 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 15:54:09,368 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 15:54:09,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 15:54:09,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd474b2c8/6796ab26a57d4b39b6209cb4066e25a7/FLAGd7bac4163 [2022-07-12 15:54:10,292 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 15:54:10,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 15:54:10,365 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd474b2c8/6796ab26a57d4b39b6209cb4066e25a7/FLAGd7bac4163 [2022-07-12 15:54:10,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd474b2c8/6796ab26a57d4b39b6209cb4066e25a7 [2022-07-12 15:54:10,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 15:54:10,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 15:54:10,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 15:54:10,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 15:54:10,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 15:54:10,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:54:10" (1/1) ... [2022-07-12 15:54:10,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e17af3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:10, skipping insertion in model container [2022-07-12 15:54:10,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 03:54:10" (1/1) ... [2022-07-12 15:54:10,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 15:54:10,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:54:17,560 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2022-07-12 15:54:17,563 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2022-07-12 15:54:17,563 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2022-07-12 15:54:17,564 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2022-07-12 15:54:17,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:54:17,690 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 15:54:17,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 15:54:18,254 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2022-07-12 15:54:18,276 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2022-07-12 15:54:18,276 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2022-07-12 15:54:18,277 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2022-07-12 15:54:18,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:54:18,325 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 15:54:18,739 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647538,647551] [2022-07-12 15:54:18,740 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647707,647720] [2022-07-12 15:54:18,740 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_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[647874,647887] [2022-07-12 15:54:18,741 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[648042,648055] [2022-07-12 15:54:18,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 15:54:19,100 INFO L208 MainTranslator]: Completed translation [2022-07-12 15:54:19,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19 WrapperNode [2022-07-12 15:54:19,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 15:54:19,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 15:54:19,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 15:54:19,103 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 15:54:19,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:19,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:19,671 INFO L137 Inliner]: procedures = 808, calls = 7637, calls flagged for inlining = 373, calls inlined = 338, statements flattened = 15367 [2022-07-12 15:54:19,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 15:54:19,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 15:54:19,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 15:54:19,673 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 15:54:19,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:19,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:19,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:19,748 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:19,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:20,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:20,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:20,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 15:54:20,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 15:54:20,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 15:54:20,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 15:54:20,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (1/1) ... [2022-07-12 15:54:20,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 15:54:20,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 15:54:20,277 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) [2022-07-12 15:54:20,314 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 [2022-07-12 15:54:20,333 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-12 15:54:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-12 15:54:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-12 15:54:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-12 15:54:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-12 15:54:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-12 15:54:20,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-12 15:54:20,334 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-12 15:54:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-12 15:54:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-12 15:54:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-12 15:54:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-12 15:54:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-12 15:54:20,335 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-12 15:54:20,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-12 15:54:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-12 15:54:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-12 15:54:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 15:54:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-07-12 15:54:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 15:54:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 15:54:20,336 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 15:54:20,336 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 15:54:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-12 15:54:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-12 15:54:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-12 15:54:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-12 15:54:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-12 15:54:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-12 15:54:20,337 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 15:54:20,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 15:54:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 15:54:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 15:54:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-12 15:54:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-12 15:54:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-12 15:54:20,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-12 15:54:20,338 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-12 15:54:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-12 15:54:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 15:54:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 15:54:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-12 15:54:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-12 15:54:20,339 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-12 15:54:20,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-12 15:54:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-12 15:54:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-12 15:54:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-12 15:54:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-12 15:54:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-12 15:54:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-12 15:54:20,340 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-12 15:54:20,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-12 15:54:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-12 15:54:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-12 15:54:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 15:54:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 15:54:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-12 15:54:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-12 15:54:20,341 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-12 15:54:20,341 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-12 15:54:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 15:54:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 15:54:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-12 15:54:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-12 15:54:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-12 15:54:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-12 15:54:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-12 15:54:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-12 15:54:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 15:54:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 15:54:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 15:54:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 15:54:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-12 15:54:20,343 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-12 15:54:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-12 15:54:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-12 15:54:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 15:54:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 15:54:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-12 15:54:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-12 15:54:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-12 15:54:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-12 15:54:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-12 15:54:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-12 15:54:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-12 15:54:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-12 15:54:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 15:54:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 15:54:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 15:54:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 15:54:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-12 15:54:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-12 15:54:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 15:54:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-07-12 15:54:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 15:54:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-12 15:54:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-12 15:54:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-12 15:54:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-12 15:54:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 15:54:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 15:54:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 15:54:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 15:54:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 15:54:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 15:54:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 15:54:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-12 15:54:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-12 15:54:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-12 15:54:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-12 15:54:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 15:54:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 15:54:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-12 15:54:20,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-12 15:54:20,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 15:54:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 15:54:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2022-07-12 15:54:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2022-07-12 15:54:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 15:54:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 15:54:20,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-12 15:54:20,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-12 15:54:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-12 15:54:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-12 15:54:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 15:54:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 15:54:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2022-07-12 15:54:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2022-07-12 15:54:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 15:54:20,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 15:54:20,350 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-12 15:54:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-12 15:54:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-12 15:54:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-12 15:54:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 15:54:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 15:54:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 15:54:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-12 15:54:20,351 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-12 15:54:20,351 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-12 15:54:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-12 15:54:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 15:54:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 15:54:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-12 15:54:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-12 15:54:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-12 15:54:20,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-12 15:54:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-12 15:54:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-12 15:54:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-12 15:54:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-12 15:54:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-12 15:54:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 15:54:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 15:54:20,353 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-12 15:54:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-12 15:54:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 15:54:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 15:54:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-12 15:54:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-12 15:54:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 15:54:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 15:54:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 15:54:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 15:54:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-12 15:54:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-12 15:54:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-12 15:54:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-12 15:54:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 15:54:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 15:54:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 15:54:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-12 15:54:20,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-12 15:54:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-12 15:54:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-12 15:54:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-12 15:54:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-12 15:54:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 15:54:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-12 15:54:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-12 15:54:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-12 15:54:20,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-12 15:54:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-12 15:54:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-12 15:54:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-12 15:54:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-12 15:54:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-12 15:54:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-12 15:54:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-12 15:54:20,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-12 15:54:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 15:54:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 15:54:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 15:54:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 15:54:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-12 15:54:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-12 15:54:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-07-12 15:54:20,358 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-07-12 15:54:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-12 15:54:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-12 15:54:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-12 15:54:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-12 15:54:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-12 15:54:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-12 15:54:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:54:20,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 15:54:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 15:54:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 15:54:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-12 15:54:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-12 15:54:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 15:54:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 15:54:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 15:54:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 15:54:20,360 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-12 15:54:20,360 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-12 15:54:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 15:54:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 15:54:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_10_2 [2022-07-12 15:54:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_10_2 [2022-07-12 15:54:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_80 [2022-07-12 15:54:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_80 [2022-07-12 15:54:20,361 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-12 15:54:20,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-12 15:54:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-12 15:54:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-12 15:54:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-12 15:54:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-12 15:54:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-12 15:54:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-12 15:54:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-12 15:54:20,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-12 15:54:20,362 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 15:54:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 15:54:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-12 15:54:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-12 15:54:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-12 15:54:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-12 15:54:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 15:54:20,363 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 15:54:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-12 15:54:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-12 15:54:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-12 15:54:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-12 15:54:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-12 15:54:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-12 15:54:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-12 15:54:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-12 15:54:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-12 15:54:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-12 15:54:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-12 15:54:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-12 15:54:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-12 15:54:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-12 15:54:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-12 15:54:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-12 15:54:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-12 15:54:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-12 15:54:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-12 15:54:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-12 15:54:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-12 15:54:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 15:54:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 15:54:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure ql_timer [2022-07-12 15:54:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_timer [2022-07-12 15:54:20,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 15:54:20,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 15:54:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-12 15:54:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-12 15:54:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-12 15:54:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-12 15:54:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-12 15:54:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-12 15:54:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 15:54:20,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 15:54:20,367 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-12 15:54:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-12 15:54:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-12 15:54:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-12 15:54:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-12 15:54:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-12 15:54:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-12 15:54:20,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-12 15:54:20,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-12 15:54:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-12 15:54:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-12 15:54:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-12 15:54:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-12 15:54:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-12 15:54:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-07-12 15:54:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-07-12 15:54:20,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_5 [2022-07-12 15:54:20,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_5 [2022-07-12 15:54:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 15:54:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 15:54:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-12 15:54:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-12 15:54:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-07-12 15:54:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-07-12 15:54:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-12 15:54:20,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-12 15:54:20,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 15:54:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 15:54:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-12 15:54:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-12 15:54:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 15:54:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 15:54:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 15:54:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 15:54:20,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 15:54:20,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 15:54:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-12 15:54:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-12 15:54:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_5_2 [2022-07-12 15:54:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_5_2 [2022-07-12 15:54:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-12 15:54:20,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-12 15:54:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 15:54:20,372 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-12 15:54:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-12 15:54:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 15:54:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 15:54:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 15:54:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-12 15:54:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-12 15:54:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-12 15:54:20,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-12 15:54:20,373 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-12 15:54:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-12 15:54:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 15:54:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 15:54:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-12 15:54:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-12 15:54:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-12 15:54:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-12 15:54:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-12 15:54:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-12 15:54:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 15:54:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 15:54:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-12 15:54:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-12 15:54:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 15:54:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 15:54:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 15:54:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 15:54:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-12 15:54:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-12 15:54:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-12 15:54:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-12 15:54:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-12 15:54:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-12 15:54:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-12 15:54:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-12 15:54:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_88 [2022-07-12 15:54:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_88 [2022-07-12 15:54:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-12 15:54:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-12 15:54:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-12 15:54:20,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-12 15:54:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-12 15:54:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-12 15:54:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-12 15:54:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-12 15:54:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 15:54:20,378 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 15:54:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 15:54:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 15:54:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 15:54:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-07-12 15:54:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-07-12 15:54:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-12 15:54:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-12 15:54:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 15:54:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 15:54:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-12 15:54:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-12 15:54:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-12 15:54:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-12 15:54:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-12 15:54:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-12 15:54:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 15:54:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 15:54:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-12 15:54:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-12 15:54:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-12 15:54:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-12 15:54:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-12 15:54:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-12 15:54:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-12 15:54:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-12 15:54:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 15:54:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 15:54:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 15:54:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-12 15:54:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-12 15:54:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 15:54:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-12 15:54:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-12 15:54:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 15:54:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-12 15:54:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-12 15:54:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 15:54:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 15:54:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 15:54:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 15:54:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 15:54:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-12 15:54:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-12 15:54:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-12 15:54:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-12 15:54:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 15:54:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-07-12 15:54:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-12 15:54:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-12 15:54:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-12 15:54:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-12 15:54:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-12 15:54:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-12 15:54:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-12 15:54:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-12 15:54:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-12 15:54:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-12 15:54:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-12 15:54:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-12 15:54:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-12 15:54:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-12 15:54:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 15:54:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 15:54:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-12 15:54:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-12 15:54:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-12 15:54:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-12 15:54:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-12 15:54:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-12 15:54:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-12 15:54:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-12 15:54:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 15:54:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 15:54:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-12 15:54:20,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-12 15:54:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 15:54:20,387 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 15:54:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 15:54:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 15:54:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-12 15:54:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-12 15:54:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-12 15:54:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-12 15:54:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 15:54:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 15:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 15:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 15:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 15:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-12 15:54:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-12 15:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 15:54:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 15:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 15:54:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 15:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-12 15:54:20,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-12 15:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 15:54:20,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 15:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-12 15:54:20,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-12 15:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-12 15:54:20,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-12 15:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-12 15:54:20,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-12 15:54:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-07-12 15:54:20,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-07-12 15:54:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 15:54:20,391 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 15:54:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_79 [2022-07-12 15:54:20,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_79 [2022-07-12 15:54:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-12 15:54:20,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-12 15:54:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 15:54:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 15:54:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-12 15:54:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-12 15:54:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-12 15:54:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-12 15:54:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-12 15:54:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-12 15:54:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 15:54:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 15:54:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 15:54:20,393 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 15:54:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 15:54:20,393 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 15:54:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-12 15:54:20,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-12 15:54:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 15:54:20,393 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 15:54:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-12 15:54:20,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-12 15:54:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-12 15:54:20,396 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-12 15:54:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 15:54:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 15:54:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-12 15:54:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-12 15:54:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-12 15:54:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-12 15:54:20,397 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-12 15:54:20,397 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-12 15:54:20,398 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-12 15:54:20,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-12 15:54:20,398 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 15:54:20,398 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 15:54:20,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2022-07-12 15:54:20,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2022-07-12 15:54:20,398 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-12 15:54:20,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-12 15:54:20,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 15:54:20,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 15:54:20,399 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-12 15:54:20,399 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-12 15:54:20,399 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-12 15:54:20,399 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-12 15:54:20,399 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-12 15:54:20,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-12 15:54:21,613 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 15:54:21,617 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 15:54:21,772 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 15:57:30,760 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 15:57:30,780 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 15:57:30,780 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-12 15:57:30,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:57:30 BoogieIcfgContainer [2022-07-12 15:57:30,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 15:57:30,786 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 15:57:30,786 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 15:57:30,789 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 15:57:30,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 03:54:10" (1/3) ... [2022-07-12 15:57:30,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442f5187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:57:30, skipping insertion in model container [2022-07-12 15:57:30,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 03:54:19" (2/3) ... [2022-07-12 15:57:30,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@442f5187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 03:57:30, skipping insertion in model container [2022-07-12 15:57:30,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 03:57:30" (3/3) ... [2022-07-12 15:57:30,791 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 15:57:30,807 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 15:57:30,807 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-07-12 15:57:30,912 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 15:57:30,916 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@50828564, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@611fb655 [2022-07-12 15:57:30,916 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-07-12 15:57:30,937 INFO L276 IsEmpty]: Start isEmpty. Operand has 4969 states, 3485 states have (on average 1.3351506456241033) internal successors, (4653), 3564 states have internal predecessors, (4653), 1236 states have call successors, (1236), 245 states have call predecessors, (1236), 244 states have return successors, (1230), 1211 states have call predecessors, (1230), 1230 states have call successors, (1230) [2022-07-12 15:57:30,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-07-12 15:57:30,948 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:57:30,948 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2022-07-12 15:57:30,949 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)] === [2022-07-12 15:57:30,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:57:30,952 INFO L85 PathProgramCache]: Analyzing trace with hash 39681885, now seen corresponding path program 1 times [2022-07-12 15:57:30,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:57:30,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182451058] [2022-07-12 15:57:30,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:57:30,968 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:57:30,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:57:30,970 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) [2022-07-12 15:57:30,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 15:57:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:57:33,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 4337 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:57:33,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:57:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-07-12 15:57:35,833 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 15:57:35,833 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:57:35,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182451058] [2022-07-12 15:57:35,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182451058] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 15:57:35,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 15:57:35,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 15:57:35,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700985084] [2022-07-12 15:57:35,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:57:35,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:57:35,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:57:35,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:57:35,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-12 15:57:35,892 INFO L87 Difference]: Start difference. First operand has 4969 states, 3485 states have (on average 1.3351506456241033) internal successors, (4653), 3564 states have internal predecessors, (4653), 1236 states have call successors, (1236), 245 states have call predecessors, (1236), 244 states have return successors, (1230), 1211 states have call predecessors, (1230), 1230 states have call successors, (1230) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-12 15:57:37,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:57:37,089 INFO L93 Difference]: Finished difference Result 9891 states and 14297 transitions. [2022-07-12 15:57:37,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 15:57:37,092 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 48 [2022-07-12 15:57:37,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:57:37,137 INFO L225 Difference]: With dead ends: 9891 [2022-07-12 15:57:37,137 INFO L226 Difference]: Without dead ends: 4935 [2022-07-12 15:57:37,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:57:37,173 INFO L413 NwaCegarLoop]: 7058 mSDtfsCounter, 7032 mSDsluCounter, 14100 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7033 SdHoareTripleChecker+Valid, 21158 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 15:57:37,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7033 Valid, 21158 Invalid, 24 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 15:57:37,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4935 states. [2022-07-12 15:57:37,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4935 to 4935. [2022-07-12 15:57:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4935 states, 3458 states have (on average 1.3270676691729324) internal successors, (4589), 3534 states have internal predecessors, (4589), 1230 states have call successors, (1230), 245 states have call predecessors, (1230), 244 states have return successors, (1227), 1208 states have call predecessors, (1227), 1227 states have call successors, (1227) [2022-07-12 15:57:37,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4935 states to 4935 states and 7046 transitions. [2022-07-12 15:57:37,653 INFO L78 Accepts]: Start accepts. Automaton has 4935 states and 7046 transitions. Word has length 48 [2022-07-12 15:57:37,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:57:37,653 INFO L495 AbstractCegarLoop]: Abstraction has 4935 states and 7046 transitions. [2022-07-12 15:57:37,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2022-07-12 15:57:37,654 INFO L276 IsEmpty]: Start isEmpty. Operand 4935 states and 7046 transitions. [2022-07-12 15:57:37,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-07-12 15:57:37,655 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:57:37,656 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2022-07-12 15:57:37,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 15:57:37,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:57:37,857 INFO L420 AbstractCegarLoop]: === Iteration 2 === 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)] === [2022-07-12 15:57:37,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:57:37,860 INFO L85 PathProgramCache]: Analyzing trace with hash -625879359, now seen corresponding path program 1 times [2022-07-12 15:57:37,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:57:37,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2027299985] [2022-07-12 15:57:37,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:57:37,868 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:57:37,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:57:37,870 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) [2022-07-12 15:57:37,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 15:57:40,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:57:40,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 4344 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:57:40,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:57:42,619 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-07-12 15:57:42,619 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 15:57:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-07-12 15:57:43,832 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:57:43,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2027299985] [2022-07-12 15:57:43,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2027299985] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 15:57:43,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 15:57:43,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-07-12 15:57:43,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306356384] [2022-07-12 15:57:43,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:57:43,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:57:43,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:57:43,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:57:43,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:57:43,836 INFO L87 Difference]: Start difference. First operand 4935 states and 7046 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-12 15:57:45,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:57:45,032 INFO L93 Difference]: Finished difference Result 4941 states and 7051 transitions. [2022-07-12 15:57:45,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 15:57:45,033 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2022-07-12 15:57:45,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:57:45,068 INFO L225 Difference]: With dead ends: 4941 [2022-07-12 15:57:45,068 INFO L226 Difference]: Without dead ends: 4939 [2022-07-12 15:57:45,073 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:57:45,074 INFO L413 NwaCegarLoop]: 7043 mSDtfsCounter, 7011 mSDsluCounter, 14063 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7025 SdHoareTripleChecker+Valid, 21106 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 15:57:45,074 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7025 Valid, 21106 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 15:57:45,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4939 states. [2022-07-12 15:57:45,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4939 to 4939. [2022-07-12 15:57:45,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4939 states, 3461 states have (on average 1.3267841664258884) internal successors, (4592), 3537 states have internal predecessors, (4592), 1230 states have call successors, (1230), 246 states have call predecessors, (1230), 245 states have return successors, (1227), 1208 states have call predecessors, (1227), 1227 states have call successors, (1227) [2022-07-12 15:57:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 7049 transitions. [2022-07-12 15:57:45,249 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 7049 transitions. Word has length 53 [2022-07-12 15:57:45,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:57:45,250 INFO L495 AbstractCegarLoop]: Abstraction has 4939 states and 7049 transitions. [2022-07-12 15:57:45,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-07-12 15:57:45,250 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 7049 transitions. [2022-07-12 15:57:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-07-12 15:57:45,256 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:57:45,257 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2022-07-12 15:57:45,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 15:57:45,479 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:57:45,480 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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)] === [2022-07-12 15:57:45,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:57:45,480 INFO L85 PathProgramCache]: Analyzing trace with hash 926782877, now seen corresponding path program 1 times [2022-07-12 15:57:45,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:57:45,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905823991] [2022-07-12 15:57:45,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:57:45,486 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:57:45,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:57:45,500 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) [2022-07-12 15:57:45,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 15:57:48,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:57:48,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 4351 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:57:48,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:57:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-07-12 15:57:50,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 15:57:51,910 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-07-12 15:57:51,910 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:57:51,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [905823991] [2022-07-12 15:57:51,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [905823991] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 15:57:51,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 15:57:51,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-07-12 15:57:51,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557231683] [2022-07-12 15:57:51,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:57:51,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:57:51,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:57:51,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:57:51,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:57:51,912 INFO L87 Difference]: Start difference. First operand 4939 states and 7049 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-12 15:57:53,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:57:53,244 INFO L93 Difference]: Finished difference Result 4945 states and 7054 transitions. [2022-07-12 15:57:53,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 15:57:53,245 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 58 [2022-07-12 15:57:53,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:57:53,273 INFO L225 Difference]: With dead ends: 4945 [2022-07-12 15:57:53,274 INFO L226 Difference]: Without dead ends: 4943 [2022-07-12 15:57:53,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:57:53,278 INFO L413 NwaCegarLoop]: 7043 mSDtfsCounter, 7011 mSDsluCounter, 14063 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7024 SdHoareTripleChecker+Valid, 21106 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 15:57:53,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7024 Valid, 21106 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 15:57:53,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4943 states. [2022-07-12 15:57:53,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4943 to 4943. [2022-07-12 15:57:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4943 states, 3464 states have (on average 1.326501154734411) internal successors, (4595), 3540 states have internal predecessors, (4595), 1230 states have call successors, (1230), 247 states have call predecessors, (1230), 246 states have return successors, (1227), 1208 states have call predecessors, (1227), 1227 states have call successors, (1227) [2022-07-12 15:57:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4943 states to 4943 states and 7052 transitions. [2022-07-12 15:57:53,425 INFO L78 Accepts]: Start accepts. Automaton has 4943 states and 7052 transitions. Word has length 58 [2022-07-12 15:57:53,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:57:53,427 INFO L495 AbstractCegarLoop]: Abstraction has 4943 states and 7052 transitions. [2022-07-12 15:57:53,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-07-12 15:57:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 4943 states and 7052 transitions. [2022-07-12 15:57:53,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-07-12 15:57:53,429 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:57:53,429 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 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] [2022-07-12 15:57:53,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 15:57:53,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:57:53,643 INFO L420 AbstractCegarLoop]: === Iteration 4 === 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)] === [2022-07-12 15:57:53,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:57:53,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1444947967, now seen corresponding path program 1 times [2022-07-12 15:57:53,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:57:53,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267103251] [2022-07-12 15:57:53,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:57:53,649 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:57:53,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:57:53,651 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) [2022-07-12 15:57:53,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 15:57:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:57:56,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 4358 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:57:56,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:57:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 15:57:58,921 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 15:58:00,175 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-07-12 15:58:00,175 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:58:00,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [267103251] [2022-07-12 15:58:00,176 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [267103251] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 15:58:00,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 15:58:00,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-07-12 15:58:00,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177356038] [2022-07-12 15:58:00,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:58:00,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:58:00,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:58:00,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:58:00,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:58:00,177 INFO L87 Difference]: Start difference. First operand 4943 states and 7052 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 15:58:01,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:58:01,444 INFO L93 Difference]: Finished difference Result 4981 states and 7082 transitions. [2022-07-12 15:58:01,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 15:58:01,445 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2022-07-12 15:58:01,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:58:01,468 INFO L225 Difference]: With dead ends: 4981 [2022-07-12 15:58:01,468 INFO L226 Difference]: Without dead ends: 4979 [2022-07-12 15:58:01,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:58:01,472 INFO L413 NwaCegarLoop]: 7046 mSDtfsCounter, 6958 mSDsluCounter, 14145 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6970 SdHoareTripleChecker+Valid, 21191 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 15:58:01,473 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6970 Valid, 21191 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 15:58:01,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4979 states. [2022-07-12 15:58:01,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4979 to 4977. [2022-07-12 15:58:01,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4977 states, 3488 states have (on average 1.3245412844036697) internal successors, (4620), 3564 states have internal predecessors, (4620), 1231 states have call successors, (1231), 256 states have call predecessors, (1231), 255 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-07-12 15:58:01,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4977 states to 4977 states and 7079 transitions. [2022-07-12 15:58:01,641 INFO L78 Accepts]: Start accepts. Automaton has 4977 states and 7079 transitions. Word has length 63 [2022-07-12 15:58:01,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:58:01,642 INFO L495 AbstractCegarLoop]: Abstraction has 4977 states and 7079 transitions. [2022-07-12 15:58:01,642 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-12 15:58:01,642 INFO L276 IsEmpty]: Start isEmpty. Operand 4977 states and 7079 transitions. [2022-07-12 15:58:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-07-12 15:58:01,644 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:58:01,645 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 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] [2022-07-12 15:58:01,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-12 15:58:01,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:58:01,867 INFO L420 AbstractCegarLoop]: === Iteration 5 === 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)] === [2022-07-12 15:58:01,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:58:01,868 INFO L85 PathProgramCache]: Analyzing trace with hash -686257187, now seen corresponding path program 1 times [2022-07-12 15:58:01,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:58:01,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [418438588] [2022-07-12 15:58:01,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:58:01,874 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:58:01,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:58:01,876 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) [2022-07-12 15:58:01,877 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 15:58:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:58:04,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 4365 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:58:04,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:58:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-07-12 15:58:07,185 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 15:58:08,553 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-07-12 15:58:08,553 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:58:08,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [418438588] [2022-07-12 15:58:08,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [418438588] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 15:58:08,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 15:58:08,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-07-12 15:58:08,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641179210] [2022-07-12 15:58:08,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:58:08,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:58:08,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:58:08,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:58:08,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:58:08,555 INFO L87 Difference]: Start difference. First operand 4977 states and 7079 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-12 15:58:09,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:58:09,734 INFO L93 Difference]: Finished difference Result 4983 states and 7084 transitions. [2022-07-12 15:58:09,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 15:58:09,735 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 68 [2022-07-12 15:58:09,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:58:09,761 INFO L225 Difference]: With dead ends: 4983 [2022-07-12 15:58:09,761 INFO L226 Difference]: Without dead ends: 4981 [2022-07-12 15:58:09,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:58:09,764 INFO L413 NwaCegarLoop]: 7043 mSDtfsCounter, 7011 mSDsluCounter, 14063 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7022 SdHoareTripleChecker+Valid, 21106 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-12 15:58:09,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7022 Valid, 21106 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-12 15:58:09,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4981 states. [2022-07-12 15:58:09,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4981 to 4981. [2022-07-12 15:58:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4981 states, 3491 states have (on average 1.3242623890002865) internal successors, (4623), 3567 states have internal predecessors, (4623), 1231 states have call successors, (1231), 257 states have call predecessors, (1231), 256 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-07-12 15:58:09,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4981 states to 4981 states and 7082 transitions. [2022-07-12 15:58:09,960 INFO L78 Accepts]: Start accepts. Automaton has 4981 states and 7082 transitions. Word has length 68 [2022-07-12 15:58:09,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:58:09,961 INFO L495 AbstractCegarLoop]: Abstraction has 4981 states and 7082 transitions. [2022-07-12 15:58:09,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-07-12 15:58:09,961 INFO L276 IsEmpty]: Start isEmpty. Operand 4981 states and 7082 transitions. [2022-07-12 15:58:09,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-07-12 15:58:09,962 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:58:09,962 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 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] [2022-07-12 15:58:10,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 15:58:10,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:58:10,179 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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)] === [2022-07-12 15:58:10,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:58:10,180 INFO L85 PathProgramCache]: Analyzing trace with hash 400488769, now seen corresponding path program 1 times [2022-07-12 15:58:10,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:58:10,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [636594092] [2022-07-12 15:58:10,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:58:10,184 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:58:10,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:58:10,195 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) [2022-07-12 15:58:10,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 15:58:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:58:13,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 4372 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-12 15:58:13,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 15:58:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-12 15:58:15,741 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-12 15:58:17,045 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-12 15:58:17,046 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 15:58:17,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [636594092] [2022-07-12 15:58:17,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [636594092] provided 1 perfect and 1 imperfect interpolant sequences [2022-07-12 15:58:17,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 15:58:17,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2022-07-12 15:58:17,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546094964] [2022-07-12 15:58:17,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 15:58:17,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 15:58:17,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 15:58:17,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 15:58:17,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-12 15:58:17,047 INFO L87 Difference]: Start difference. First operand 4981 states and 7082 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 15:58:18,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 15:58:18,256 INFO L93 Difference]: Finished difference Result 4987 states and 7087 transitions. [2022-07-12 15:58:18,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 15:58:18,257 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 73 [2022-07-12 15:58:18,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 15:58:18,296 INFO L225 Difference]: With dead ends: 4987 [2022-07-12 15:58:18,296 INFO L226 Difference]: Without dead ends: 4985 [2022-07-12 15:58:18,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-07-12 15:58:18,300 INFO L413 NwaCegarLoop]: 7043 mSDtfsCounter, 7011 mSDsluCounter, 14063 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7021 SdHoareTripleChecker+Valid, 21106 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-12 15:58:18,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7021 Valid, 21106 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-12 15:58:18,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4985 states. [2022-07-12 15:58:18,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4985 to 4985. [2022-07-12 15:58:18,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4985 states, 3494 states have (on average 1.3239839725243274) internal successors, (4626), 3570 states have internal predecessors, (4626), 1231 states have call successors, (1231), 258 states have call predecessors, (1231), 257 states have return successors, (1228), 1209 states have call predecessors, (1228), 1228 states have call successors, (1228) [2022-07-12 15:58:18,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4985 states to 4985 states and 7085 transitions. [2022-07-12 15:58:18,451 INFO L78 Accepts]: Start accepts. Automaton has 4985 states and 7085 transitions. Word has length 73 [2022-07-12 15:58:18,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 15:58:18,452 INFO L495 AbstractCegarLoop]: Abstraction has 4985 states and 7085 transitions. [2022-07-12 15:58:18,452 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-12 15:58:18,452 INFO L276 IsEmpty]: Start isEmpty. Operand 4985 states and 7085 transitions. [2022-07-12 15:58:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-07-12 15:58:18,453 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 15:58:18,453 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 15:58:18,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-12 15:58:18,671 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 15:58:18,671 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)] === [2022-07-12 15:58:18,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 15:58:18,672 INFO L85 PathProgramCache]: Analyzing trace with hash -259752697, now seen corresponding path program 1 times [2022-07-12 15:58:18,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 15:58:18,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [93199293] [2022-07-12 15:58:18,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 15:58:18,678 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 15:58:18,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 15:58:18,679 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) [2022-07-12 15:58:18,681 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-12 15:58:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 15:58:21,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 4419 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-12 15:58:21,372 INFO L286 TraceCheckSpWp]: Computing forward predicates...